| | | | | | | | | | | | | | | | | | | | | |
<?xml version="1.0" encoding="windows-1252"?> |
<FilingSummary> |
| <Version> 3.19.1 </Version> |
| <ProcessingTime/> |
| <ReportFormat> html </ReportFormat> |
| <ContextCount> 207 </ContextCount> |
| <ElementCount> 330 </ElementCount> |
| <EntityCount> 1 </EntityCount> |
| <FootnotesReported> false </FootnotesReported> |
| <SegmentCount> 58 </SegmentCount> |
| <ScenarioCount> 0 </ScenarioCount> |
| <TuplesReported> false </TuplesReported> |
| <UnitCount> 11 </UnitCount> |
| <MyReports> |
| | <Report instance="olli-20190202.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R1.htm </HtmlFileName> |
| | | <LongName> 000100 - Document - Document and Entity Information </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://ollies.uc/role/DocumentAndEntityInformation </Role> |
| | | <ShortName> Document and Entity Information </ShortName> |
| | | <MenuCategory> Cover </MenuCategory> |
| | | <Position> 1 </Position> |
| | | </Report> |
| | <Report instance="olli-20190202.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R2.htm </HtmlFileName> |
| | | <LongName> 010000 - Statement - Consolidated Statements of Income </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://ollies.uc/role/ConsolidatedStatementsOfIncome </Role> |
| | | <ShortName> Consolidated Statements of Income </ShortName> |
| | | <MenuCategory> Statements </MenuCategory> |
| | | <Position> 2 </Position> |
| | | </Report> |
| | <Report instance="olli-20190202.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R3.htm </HtmlFileName> |
| | | <LongName> 020000 - Statement - Consolidated Balance Sheets </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://ollies.uc/role/ConsolidatedBalanceSheets </Role> |
| | | <ShortName> Consolidated Balance Sheets </ShortName> |
| | | <MenuCategory> Statements </MenuCategory> |
| | | <Position> 3 </Position> |
| | | </Report> |
| | <Report instance="olli-20190202.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R4.htm </HtmlFileName> |
| | | <LongName> 020100 - Statement - Consolidated Balance Sheets (Parenthetical) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://ollies.uc/role/ConsolidatedBalanceSheetsParenthetical </Role> |
| | | <ShortName> Consolidated Balance Sheets (Parenthetical) </ShortName> |
| | | <MenuCategory> Statements </MenuCategory> |
| | | <Position> 4 </Position> |
| | | </Report> |
| | <Report instance="olli-20190202.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R5.htm </HtmlFileName> |
| | | <LongName> 030000 - Statement - Consolidated Statements of Stockholders' Equity </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://ollies.uc/role/ConsolidatedStatementsOfStockholdersEquity </Role> |
| | | <ShortName> Consolidated Statements of Stockholders' Equity </ShortName> |
| | | <MenuCategory> Statements </MenuCategory> |
| | | <Position> 5 </Position> |
| | | </Report> |
| | <Report instance="olli-20190202.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R6.htm </HtmlFileName> |
| | | <LongName> 040000 - Statement - Consolidated Statements of Cash Flows </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://ollies.uc/role/ConsolidatedStatementsOfCashFlows </Role> |
| | | <ShortName> Consolidated Statements of Cash Flows </ShortName> |
| | | <MenuCategory> Statements </MenuCategory> |
| | | <Position> 6 </Position> |
| | | </Report> |
| | <Report instance="olli-20190202.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R7.htm </HtmlFileName> |
| | | <LongName> 060100 - Disclosure - Organization and Summary of Significant Accounting Policies </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://ollies.uc/role/OrganizationAndSummaryOfSignificantAccountingPolicies </Role> |
| | | <ShortName> Organization and Summary of Significant Accounting Policies </ShortName> |
| | | <MenuCategory> Notes </MenuCategory> |
| | | <Position> 7 </Position> |
| | | </Report> |
| | <Report instance="olli-20190202.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R8.htm </HtmlFileName> |
| | | <LongName> 060200 - Disclosure - Net Sales </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://ollies.uc/role/NetSales </Role> |
| | | <ShortName> Net Sales </ShortName> |
| | | <MenuCategory> Notes </MenuCategory> |
| | | <Position> 8 </Position> |
| | | </Report> |
| | <Report instance="olli-20190202.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R9.htm </HtmlFileName> |
| | | <LongName> 060300 - Disclosure - Property and Equipment </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://ollies.uc/role/PropertyAndEquipment </Role> |
| | | <ShortName> Property and Equipment </ShortName> |
| | | <MenuCategory> Notes </MenuCategory> |
| | | <Position> 9 </Position> |
| | | </Report> |
| | <Report instance="olli-20190202.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R10.htm </HtmlFileName> |
| | | <LongName> 060400 - Disclosure - Goodwill and Other Intangible Assets </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://ollies.uc/role/GoodwillAndOtherIntangibleAssets </Role> |
| | | <ShortName> Goodwill and Other Intangible Assets </ShortName> |
| | | <MenuCategory> Notes </MenuCategory> |
| | | <Position> 10 </Position> |
| | | </Report> |
| | <Report instance="olli-20190202.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R11.htm </HtmlFileName> |
| | | <LongName> 060500 - Disclosure - Accrued Expenses </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://ollies.uc/role/AccruedExpenses </Role> |
| | | <ShortName> Accrued Expenses </ShortName> |
| | | <MenuCategory> Notes </MenuCategory> |
| | | <Position> 11 </Position> |
| | | </Report> |
| | <Report instance="olli-20190202.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R12.htm </HtmlFileName> |
| | | <LongName> 060600 - Disclosure - Debt Obligations and Financing Arrangements </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://ollies.uc/role/DebtObligationsAndFinancingArrangements </Role> |
| | | <ShortName> Debt Obligations and Financing Arrangements </ShortName> |
| | | <MenuCategory> Notes </MenuCategory> |
| | | <Position> 12 </Position> |
| | | </Report> |
| | <Report instance="olli-20190202.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R13.htm </HtmlFileName> |
| | | <LongName> 060700 - Disclosure - Income Taxes </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://ollies.uc/role/IncomeTaxes </Role> |
| | | <ShortName> Income Taxes </ShortName> |
| | | <MenuCategory> Notes </MenuCategory> |
| | | <Position> 13 </Position> |
| | | </Report> |
| | <Report instance="olli-20190202.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R14.htm </HtmlFileName> |
| | | <LongName> 060800 - Disclosure - Commitments and Contingencies </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://ollies.uc/role/CommitmentsAndContingencies </Role> |
| | | <ShortName> Commitments and Contingencies </ShortName> |
| | | <MenuCategory> Notes </MenuCategory> |
| | | <Position> 14 </Position> |
| | | </Report> |
| | <Report instance="olli-20190202.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R15.htm </HtmlFileName> |
| | | <LongName> 060900 - Disclosure - Equity Incentive Plans </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://ollies.uc/role/EquityIncentivePlans </Role> |
| | | <ShortName> Equity Incentive Plans </ShortName> |
| | | <MenuCategory> Notes </MenuCategory> |
| | | <Position> 15 </Position> |
| | | </Report> |
| | <Report instance="olli-20190202.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R16.htm </HtmlFileName> |
| | | <LongName> 061000 - Disclosure - Employee Benefit Plans </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://ollies.uc/role/EmployeeBenefitPlans </Role> |
| | | <ShortName> Employee Benefit Plans </ShortName> |
| | | <MenuCategory> Notes </MenuCategory> |
| | | <Position> 16 </Position> |
| | | </Report> |
| | <Report instance="olli-20190202.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R17.htm </HtmlFileName> |
| | | <LongName> 061100 - Disclosure - Common Stock </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://ollies.uc/role/CommonStock </Role> |
| | | <ShortName> Common Stock </ShortName> |
| | | <MenuCategory> Notes </MenuCategory> |
| | | <Position> 17 </Position> |
| | | </Report> |
| | <Report instance="olli-20190202.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R18.htm </HtmlFileName> |
| | | <LongName> 061200 - Disclosure - Transactions with Affiliates and Related Parties </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://ollies.uc/role/TransactionsWithAffiliatesAndRelatedParties </Role> |
| | | <ShortName> Transactions with Affiliates and Related Parties </ShortName> |
| | | <MenuCategory> Notes </MenuCategory> |
| | | <Position> 18 </Position> |
| | | </Report> |
| | <Report instance="olli-20190202.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R19.htm </HtmlFileName> |
| | | <LongName> 061300 - Disclosure - Segment Reporting </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://ollies.uc/role/SegmentReporting </Role> |
| | | <ShortName> Segment Reporting </ShortName> |
| | | <MenuCategory> Notes </MenuCategory> |
| | | <Position> 19 </Position> |
| | | </Report> |
| | <Report instance="olli-20190202.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R20.htm </HtmlFileName> |
| | | <LongName> 061400 - Disclosure - Quarterly Results of Operations and Seasonality (Unaudited) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://ollies.uc/role/QuarterlyResultsOfOperationsAndSeasonalityUnaudited </Role> |
| | | <ShortName> Quarterly Results of Operations and Seasonality (Unaudited) </ShortName> |
| | | <MenuCategory> Notes </MenuCategory> |
| | | <Position> 20 </Position> |
| | | </Report> |
| | <Report instance="olli-20190202.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R21.htm </HtmlFileName> |
| | | <LongName> 061500 - Disclosure - Subsequent Event </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://ollies.uc/role/SubsequentEvent </Role> |
| | | <ShortName> Subsequent Event </ShortName> |
| | | <MenuCategory> Notes </MenuCategory> |
| | | <Position> 21 </Position> |
| | | </Report> |
| | <Report instance="olli-20190202.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R22.htm </HtmlFileName> |
| | | <LongName> 061600 - Schedule - Schedule I - Condensed Financial Information of Registrant Ollie's Bargain Outlet Holdings, Inc. (parent company only) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://ollies.uc/role/ScheduleICondensedFinancialInformationOfRegistrantOllieSBargainOutletHoldingsIncParentCompanyOnly </Role> |
| | | <ShortName> Schedule I - Condensed Financial Information of Registrant Ollie's Bargain Outlet Holdings, Inc. (parent company only) </ShortName> |
| | | <MenuCategory> Uncategorized </MenuCategory> |
| | | <Position> 22 </Position> |
| | | </Report> |
| | <Report instance="olli-20190202.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R23.htm </HtmlFileName> |
| | | <LongName> 070100 - Disclosure - Organization and Summary of Significant Accounting Policies (Policies) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://ollies.uc/role/OrganizationAndSummaryOfSignificantAccountingPoliciesPolicies </Role> |
| | | <ShortName> Organization and Summary of Significant Accounting Policies (Policies) </ShortName> |
| | | <MenuCategory> Uncategorized </MenuCategory> |
| | | <Position> 23 </Position> |
| | | </Report> |
| | <Report instance="olli-20190202.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R24.htm </HtmlFileName> |
| | | <LongName> 070200 - Disclosure - Net Sales (Policies) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://ollies.uc/role/NetSalesPolicies </Role> |
| | | <ShortName> Net Sales (Policies) </ShortName> |
| | | <MenuCategory> Uncategorized </MenuCategory> |
| | | <Position> 24 </Position> |
| | | </Report> |
| | <Report instance="olli-20190202.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R25.htm </HtmlFileName> |
| | | <LongName> 080100 - Disclosure - Organization and Summary of Significant Accounting Policies (Tables) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://ollies.uc/role/OrganizationAndSummaryOfSignificantAccountingPoliciesTables </Role> |
| | | <ShortName> Organization and Summary of Significant Accounting Policies (Tables) </ShortName> |
| | | <MenuCategory> Uncategorized </MenuCategory> |
| | | <Position> 25 </Position> |
| | | </Report> |
| | <Report instance="olli-20190202.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R26.htm </HtmlFileName> |
| | | <LongName> 080200 - Disclosure - Net Sales (Tables) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://ollies.uc/role/NetSalesTables </Role> |
| | | <ShortName> Net Sales (Tables) </ShortName> |
| | | <MenuCategory> Uncategorized </MenuCategory> |
| | | <Position> 26 </Position> |
| | | </Report> |
| | <Report instance="olli-20190202.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R27.htm </HtmlFileName> |
| | | <LongName> 080300 - Disclosure - Property and Equipment (Tables) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://ollies.uc/role/PropertyAndEquipmentTables </Role> |
| | | <ShortName> Property and Equipment (Tables) </ShortName> |
| | | <MenuCategory> Uncategorized </MenuCategory> |
| | | <Position> 27 </Position> |
| | | </Report> |
| | <Report instance="olli-20190202.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R28.htm </HtmlFileName> |
| | | <LongName> 080400 - Disclosure - Goodwill and Other Intangible Assets (Tables) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://ollies.uc/role/GoodwillAndOtherIntangibleAssetsTables </Role> |
| | | <ShortName> Goodwill and Other Intangible Assets (Tables) </ShortName> |
| | | <MenuCategory> Uncategorized </MenuCategory> |
| | | <Position> 28 </Position> |
| | | </Report> |
| | <Report instance="olli-20190202.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R29.htm </HtmlFileName> |
| | | <LongName> 080500 - Disclosure - Accrued Expenses (Tables) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://ollies.uc/role/AccruedExpensesTables </Role> |
| | | <ShortName> Accrued Expenses (Tables) </ShortName> |
| | | <MenuCategory> Uncategorized </MenuCategory> |
| | | <Position> 29 </Position> |
| | | </Report> |
| | <Report instance="olli-20190202.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R30.htm </HtmlFileName> |
| | | <LongName> 080600 - Disclosure - Debt Obligations and Financing Arrangements (Tables) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://ollies.uc/role/DebtObligationsAndFinancingArrangementsTables </Role> |
| | | <ShortName> Debt Obligations and Financing Arrangements (Tables) </ShortName> |
| | | <MenuCategory> Uncategorized </MenuCategory> |
| | | <Position> 30 </Position> |
| | | </Report> |
| | <Report instance="olli-20190202.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R31.htm </HtmlFileName> |
| | | <LongName> 080700 - Disclosure - Income Taxes (Tables) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://ollies.uc/role/IncomeTaxesTables </Role> |
| | | <ShortName> Income Taxes (Tables) </ShortName> |
| | | <MenuCategory> Uncategorized </MenuCategory> |
| | | <Position> 31 </Position> |
| | | </Report> |
| | <Report instance="olli-20190202.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R32.htm </HtmlFileName> |
| | | <LongName> 080800 - Disclosure - Commitments and Contingencies (Tables) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://ollies.uc/role/CommitmentsAndContingenciesTables </Role> |
| | | <ShortName> Commitments and Contingencies (Tables) </ShortName> |
| | | <MenuCategory> Uncategorized </MenuCategory> |
| | | <Position> 32 </Position> |
| | | </Report> |
| | <Report instance="olli-20190202.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R33.htm </HtmlFileName> |
| | | <LongName> 080900 - Disclosure - Equity Incentive Plans (Tables) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://ollies.uc/role/EquityIncentivePlansTables </Role> |
| | | <ShortName> Equity Incentive Plans (Tables) </ShortName> |
| | | <MenuCategory> Uncategorized </MenuCategory> |
| | | <Position> 33 </Position> |
| | | </Report> |
| | <Report instance="olli-20190202.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R34.htm </HtmlFileName> |
| | | <LongName> 081300 - Disclosure - Segment Reporting (Tables) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://ollies.uc/role/SegmentReportingTables </Role> |
| | | <ShortName> Segment Reporting (Tables) </ShortName> |
| | | <MenuCategory> Uncategorized </MenuCategory> |
| | | <Position> 34 </Position> |
| | | </Report> |
| | <Report instance="olli-20190202.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R35.htm </HtmlFileName> |
| | | <LongName> 081400 - Disclosure - Quarterly Results of Operations and Seasonality (Unaudited) (Tables) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://ollies.uc/role/QuarterlyResultsOfOperationsAndSeasonalityUnauditedTables </Role> |
| | | <ShortName> Quarterly Results of Operations and Seasonality (Unaudited) (Tables) </ShortName> |
| | | <MenuCategory> Uncategorized </MenuCategory> |
| | | <Position> 35 </Position> |
| | | </Report> |
| | <Report instance="olli-20190202.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R36.htm </HtmlFileName> |
| | | <LongName> 090100 - Disclosure - Organization and Summary of Significant Accounting Policies, Description of Business (Details) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://ollies.uc/role/OrganizationAndSummaryOfSignificantAccountingPoliciesDescriptionOfBusinessDetails </Role> |
| | | <ShortName> Organization and Summary of Significant Accounting Policies, Description of Business (Details) </ShortName> |
| | | <MenuCategory> Uncategorized </MenuCategory> |
| | | <Position> 36 </Position> |
| | | </Report> |
| | <Report instance="olli-20190202.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R37.htm </HtmlFileName> |
| | | <LongName> 090102 - Disclosure - Organization and Summary of Significant Accounting Policies, Property and Equipment (Details) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://ollies.uc/role/OrganizationAndSummaryOfSignificantAccountingPoliciesPropertyAndEquipmentDetails </Role> |
| | | <ShortName> Organization and Summary of Significant Accounting Policies, Property and Equipment (Details) </ShortName> |
| | | <MenuCategory> Uncategorized </MenuCategory> |
| | | <Position> 37 </Position> |
| | | </Report> |
| | <Report instance="olli-20190202.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R38.htm </HtmlFileName> |
| | | <LongName> 090104 - Disclosure - Organization and Summary of Significant Accounting Policies, Goodwill/Intangible Assets (Details) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://ollies.uc/role/OrganizationAndSummaryOfSignificantAccountingPoliciesGoodwillIntangibleAssetsDetails </Role> |
| | | <ShortName> Organization and Summary of Significant Accounting Policies, Goodwill/Intangible Assets (Details) </ShortName> |
| | | <MenuCategory> Uncategorized </MenuCategory> |
| | | <Position> 38 </Position> |
| | | </Report> |
| | <Report instance="olli-20190202.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R39.htm </HtmlFileName> |
| | | <LongName> 090108 - Disclosure - Organization and Summary of Significant Accounting Policies, Advertising Costs (Details) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://ollies.uc/role/OrganizationAndSummaryOfSignificantAccountingPoliciesAdvertisingCostsDetails </Role> |
| | | <ShortName> Organization and Summary of Significant Accounting Policies, Advertising Costs (Details) </ShortName> |
| | | <MenuCategory> Uncategorized </MenuCategory> |
| | | <Position> 39 </Position> |
| | | </Report> |
| | <Report instance="olli-20190202.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R40.htm </HtmlFileName> |
| | | <LongName> 090112 - Disclosure - Organization and Summary of Significant Accounting Policies, Debt Issuance Costs and Original Issue Discount (Details) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://ollies.uc/role/OrganizationAndSummaryOfSignificantAccountingPoliciesDebtIssuanceCostsAndOriginalIssueDiscountDetails </Role> |
| | | <ShortName> Organization and Summary of Significant Accounting Policies, Debt Issuance Costs and Original Issue Discount (Details) </ShortName> |
| | | <MenuCategory> Uncategorized </MenuCategory> |
| | | <Position> 40 </Position> |
| | | </Report> |
| | <Report instance="olli-20190202.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R41.htm </HtmlFileName> |
| | | <LongName> 090114 - Disclosure - Organization and Summary of Significant Accounting Policies, Income Taxes (Details) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://ollies.uc/role/OrganizationAndSummaryOfSignificantAccountingPoliciesIncomeTaxesDetails </Role> |
| | | <ShortName> Organization and Summary of Significant Accounting Policies, Income Taxes (Details) </ShortName> |
| | | <MenuCategory> Uncategorized </MenuCategory> |
| | | <Position> 41 </Position> |
| | | </Report> |
| | <Report instance="olli-20190202.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R42.htm </HtmlFileName> |
| | | <LongName> 090116 - Disclosure - Organization and Summary of Significant Accounting Policies, Earnings per Common Share (Details) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://ollies.uc/role/OrganizationAndSummaryOfSignificantAccountingPoliciesEarningsPerCommonShareDetails </Role> |
| | | <ShortName> Organization and Summary of Significant Accounting Policies, Earnings per Common Share (Details) </ShortName> |
| | | <MenuCategory> Uncategorized </MenuCategory> |
| | | <Position> 42 </Position> |
| | | </Report> |
| | <Report instance="olli-20190202.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R43.htm </HtmlFileName> |
| | | <LongName> 090118 - Disclosure - Organization and Summary of Significant Accounting Policies, Recent Accounting Pronouncements (Details) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://ollies.uc/role/OrganizationAndSummaryOfSignificantAccountingPoliciesRecentAccountingPronouncementsDetails </Role> |
| | | <ShortName> Organization and Summary of Significant Accounting Policies, Recent Accounting Pronouncements (Details) </ShortName> |
| | | <MenuCategory> Uncategorized </MenuCategory> |
| | | <Position> 43 </Position> |
| | | </Report> |
| | <Report instance="olli-20190202.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R44.htm </HtmlFileName> |
| | | <LongName> 090200 - Disclosure - Net Sales (Details) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://ollies.uc/role/NetSalesDetails </Role> |
| | | <ShortName> Net Sales (Details) </ShortName> |
| | | <MenuCategory> Uncategorized </MenuCategory> |
| | | <Position> 44 </Position> |
| | | </Report> |
| | <Report instance="olli-20190202.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R45.htm </HtmlFileName> |
| | | <LongName> 090300 - Disclosure - Property and Equipment (Details) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://ollies.uc/role/PropertyAndEquipmentDetails </Role> |
| | | <ShortName> Property and Equipment (Details) </ShortName> |
| | | <MenuCategory> Uncategorized </MenuCategory> |
| | | <Position> 45 </Position> |
| | | </Report> |
| | <Report instance="olli-20190202.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R46.htm </HtmlFileName> |
| | | <LongName> 090400 - Disclosure - Goodwill and Other Intangible Assets (Details) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://ollies.uc/role/GoodwillAndOtherIntangibleAssetsDetails </Role> |
| | | <ShortName> Goodwill and Other Intangible Assets (Details) </ShortName> |
| | | <MenuCategory> Uncategorized </MenuCategory> |
| | | <Position> 46 </Position> |
| | | </Report> |
| | <Report instance="olli-20190202.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R47.htm </HtmlFileName> |
| | | <LongName> 090500 - Disclosure - Accrued Expenses (Details) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://ollies.uc/role/AccruedExpensesDetails </Role> |
| | | <ShortName> Accrued Expenses (Details) </ShortName> |
| | | <MenuCategory> Uncategorized </MenuCategory> |
| | | <Position> 47 </Position> |
| | | </Report> |
| | <Report instance="olli-20190202.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R48.htm </HtmlFileName> |
| | | <LongName> 090600 - Disclosure - Debt Obligations and Financing Arrangements, Long-term Debt (Details) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://ollies.uc/role/DebtObligationsAndFinancingArrangementsLongtermDebtDetails </Role> |
| | | <ShortName> Debt Obligations and Financing Arrangements, Long-term Debt (Details) </ShortName> |
| | | <MenuCategory> Uncategorized </MenuCategory> |
| | | <Position> 48 </Position> |
| | | </Report> |
| | <Report instance="olli-20190202.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R49.htm </HtmlFileName> |
| | | <LongName> 090606 - Disclosure - Debt Obligations and Financing Arrangements, Credit Facilities (Details) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://ollies.uc/role/DebtObligationsAndFinancingArrangementsCreditFacilitiesDetails </Role> |
| | | <ShortName> Debt Obligations and Financing Arrangements, Credit Facilities (Details) </ShortName> |
| | | <MenuCategory> Uncategorized </MenuCategory> |
| | | <Position> 49 </Position> |
| | | </Report> |
| | <Report instance="olli-20190202.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R50.htm </HtmlFileName> |
| | | <LongName> 090700 - Disclosure - Income Taxes, Income Tax Provision (Benefit) (Details) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://ollies.uc/role/IncomeTaxesIncomeTaxProvisionBenefitDetails </Role> |
| | | <ShortName> Income Taxes, Income Tax Provision (Benefit) (Details) </ShortName> |
| | | <MenuCategory> Uncategorized </MenuCategory> |
| | | <Position> 50 </Position> |
| | | </Report> |
| | <Report instance="olli-20190202.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R51.htm </HtmlFileName> |
| | | <LongName> 090702 - Disclosure - Income Taxes, Reconciliation of Statutory to Effective Income Tax Rate (Details) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://ollies.uc/role/IncomeTaxesReconciliationOfStatutoryToEffectiveIncomeTaxRateDetails </Role> |
| | | <ShortName> Income Taxes, Reconciliation of Statutory to Effective Income Tax Rate (Details) </ShortName> |
| | | <MenuCategory> Uncategorized </MenuCategory> |
| | | <Position> 51 </Position> |
| | | </Report> |
| | <Report instance="olli-20190202.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R52.htm </HtmlFileName> |
| | | <LongName> 090704 - Disclosure - Income Taxes, Deferred Tax Assets and Liabilities (Details) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://ollies.uc/role/IncomeTaxesDeferredTaxAssetsAndLiabilitiesDetails </Role> |
| | | <ShortName> Income Taxes, Deferred Tax Assets and Liabilities (Details) </ShortName> |
| | | <MenuCategory> Uncategorized </MenuCategory> |
| | | <Position> 52 </Position> |
| | | </Report> |
| | <Report instance="olli-20190202.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R53.htm </HtmlFileName> |
| | | <LongName> 090800 - Disclosure - Commitments and Contingencies, Rent Expense on Operating Leases (Details) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://ollies.uc/role/CommitmentsAndContingenciesRentExpenseOnOperatingLeasesDetails </Role> |
| | | <ShortName> Commitments and Contingencies, Rent Expense on Operating Leases (Details) </ShortName> |
| | | <MenuCategory> Uncategorized </MenuCategory> |
| | | <Position> 53 </Position> |
| | | </Report> |
| | <Report instance="olli-20190202.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R54.htm </HtmlFileName> |
| | | <LongName> 090802 - Disclosure - Commitments and Contingencies, Future Minimum Rental Payments Required under Non-cancelable Operating Leases (Details) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://ollies.uc/role/CommitmentsAndContingenciesFutureMinimumRentalPaymentsRequiredUnderNoncancelableOperatingLeasesDetails </Role> |
| | | <ShortName> Commitments and Contingencies, Future Minimum Rental Payments Required under Non-cancelable Operating Leases (Details) </ShortName> |
| | | <MenuCategory> Uncategorized </MenuCategory> |
| | | <Position> 54 </Position> |
| | | </Report> |
| | <Report instance="olli-20190202.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R55.htm </HtmlFileName> |
| | | <LongName> 090804 - Disclosure - Commitments and Contingencies, Construction of Distribution Center (Details) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://ollies.uc/role/CommitmentsAndContingenciesConstructionOfDistributionCenterDetails </Role> |
| | | <ShortName> Commitments and Contingencies, Construction of Distribution Center (Details) </ShortName> |
| | | <MenuCategory> Uncategorized </MenuCategory> |
| | | <Position> 55 </Position> |
| | | </Report> |
| | <Report instance="olli-20190202.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R56.htm </HtmlFileName> |
| | | <LongName> 090900 - Disclosure - Equity Incentive Plans, Equity Incentive Plans (Details) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://ollies.uc/role/EquityIncentivePlansEquityIncentivePlansDetails </Role> |
| | | <ShortName> Equity Incentive Plans, Equity Incentive Plans (Details) </ShortName> |
| | | <MenuCategory> Uncategorized </MenuCategory> |
| | | <Position> 56 </Position> |
| | | </Report> |
| | <Report instance="olli-20190202.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R57.htm </HtmlFileName> |
| | | <LongName> 090902 - Disclosure - Equity Incentive Plans, Stock Option Activity (Details) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://ollies.uc/role/EquityIncentivePlansStockOptionActivityDetails </Role> |
| | | <ShortName> Equity Incentive Plans, Stock Option Activity (Details) </ShortName> |
| | | <MenuCategory> Uncategorized </MenuCategory> |
| | | <Position> 57 </Position> |
| | | </Report> |
| | <Report instance="olli-20190202.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R58.htm </HtmlFileName> |
| | | <LongName> 090904 - Disclosure - Equity Incentive Plans, Weighted Average Assumptions (Details) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://ollies.uc/role/EquityIncentivePlansWeightedAverageAssumptionsDetails </Role> |
| | | <ShortName> Equity Incentive Plans, Weighted Average Assumptions (Details) </ShortName> |
| | | <MenuCategory> Uncategorized </MenuCategory> |
| | | <Position> 58 </Position> |
| | | </Report> |
| | <Report instance="olli-20190202.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R59.htm </HtmlFileName> |
| | | <LongName> 090906 - Disclosure - Equity Incentive Plans, RSU Activity (Details) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://ollies.uc/role/EquityIncentivePlansRsuActivityDetails </Role> |
| | | <ShortName> Equity Incentive Plans, RSU Activity (Details) </ShortName> |
| | | <MenuCategory> Uncategorized </MenuCategory> |
| | | <Position> 59 </Position> |
| | | </Report> |
| | <Report instance="olli-20190202.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R60.htm </HtmlFileName> |
| | | <LongName> 090908 - Disclosure - Equity Incentive Plans, Stock Based Compensation Expense (Details) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://ollies.uc/role/EquityIncentivePlansStockBasedCompensationExpenseDetails </Role> |
| | | <ShortName> Equity Incentive Plans, Stock Based Compensation Expense (Details) </ShortName> |
| | | <MenuCategory> Uncategorized </MenuCategory> |
| | | <Position> 60 </Position> |
| | | </Report> |
| | <Report instance="olli-20190202.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R61.htm </HtmlFileName> |
| | | <LongName> 091000 - Disclosure - Employee Benefit Plans (Details) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://ollies.uc/role/EmployeeBenefitPlansDetails </Role> |
| | | <ShortName> Employee Benefit Plans (Details) </ShortName> |
| | | <MenuCategory> Uncategorized </MenuCategory> |
| | | <Position> 61 </Position> |
| | | </Report> |
| | <Report instance="olli-20190202.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R62.htm </HtmlFileName> |
| | | <LongName> 091100 - Disclosure - Common Stock, Common Stock (Details) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://ollies.uc/role/CommonStockCommonStockDetails </Role> |
| | | <ShortName> Common Stock, Common Stock (Details) </ShortName> |
| | | <MenuCategory> Uncategorized </MenuCategory> |
| | | <Position> 62 </Position> |
| | | </Report> |
| | <Report instance="olli-20190202.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R63.htm </HtmlFileName> |
| | | <LongName> 091102 - Disclosure - Common Stock, Secondary Offerings (Details) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://ollies.uc/role/CommonStockSecondaryOfferingsDetails </Role> |
| | | <ShortName> Common Stock, Secondary Offerings (Details) </ShortName> |
| | | <MenuCategory> Uncategorized </MenuCategory> |
| | | <Position> 63 </Position> |
| | | </Report> |
| | <Report instance="olli-20190202.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R64.htm </HtmlFileName> |
| | | <LongName> 091200 - Disclosure - Transactions with Affiliates and Related Parties (Details) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://ollies.uc/role/TransactionsWithAffiliatesAndRelatedPartiesDetails </Role> |
| | | <ShortName> Transactions with Affiliates and Related Parties (Details) </ShortName> |
| | | <MenuCategory> Uncategorized </MenuCategory> |
| | | <Position> 64 </Position> |
| | | </Report> |
| | <Report instance="olli-20190202.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R65.htm </HtmlFileName> |
| | | <LongName> 091300 - Disclosure - Segment Reporting (Details) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://ollies.uc/role/SegmentReportingDetails </Role> |
| | | <ShortName> Segment Reporting (Details) </ShortName> |
| | | <MenuCategory> Uncategorized </MenuCategory> |
| | | <Position> 65 </Position> |
| | | </Report> |
| | <Report instance="olli-20190202.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R66.htm </HtmlFileName> |
| | | <LongName> 091400 - Disclosure - Quarterly Results of Operations and Seasonality (Unaudited) (Details) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://ollies.uc/role/QuarterlyResultsOfOperationsAndSeasonalityUnauditedDetails </Role> |
| | | <ShortName> Quarterly Results of Operations and Seasonality (Unaudited) (Details) </ShortName> |
| | | <MenuCategory> Uncategorized </MenuCategory> |
| | | <Position> 66 </Position> |
| | | </Report> |
| | <Report instance="olli-20190202.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R67.htm </HtmlFileName> |
| | | <LongName> 091500 - Disclosure - Subsequent Event (Details) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://ollies.uc/role/SubsequentEventDetails </Role> |
| | | <ShortName> Subsequent Event (Details) </ShortName> |
| | | <MenuCategory> Uncategorized </MenuCategory> |
| | | <Position> 67 </Position> |
| | | </Report> |
| | <Report instance="olli-20190202.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R68.htm </HtmlFileName> |
| | | <LongName> 091600 - Schedule - Schedule I - Condensed Financial Information of Registrant Ollie's Bargain Outlet Holdings, Inc. (parent company only), Condensed Balance Sheets (Details) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://ollies.uc/role/ScheduleICondensedFinancialInformationOfRegistrantOllieSBargainOutletHoldingsIncParentCompanyOnlyCondensedBalanceSheetsDetails </Role> |
| | | <ShortName> Schedule I - Condensed Financial Information of Registrant Ollie's Bargain Outlet Holdings, Inc. (parent company only), Condensed Balance Sheets (Details) </ShortName> |
| | | <MenuCategory> Uncategorized </MenuCategory> |
| | | <Position> 68 </Position> |
| | | </Report> |
| | <Report instance="olli-20190202.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R69.htm </HtmlFileName> |
| | | <LongName> 091602 - Schedule - Schedule I - Condensed Financial Information of Registrant Ollie's Bargain Outlet Holdings, Inc. (parent company only), Condensed Statements of Income (Details) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://ollies.uc/role/ScheduleICondensedFinancialInformationOfRegistrantOllieSBargainOutletHoldingsIncParentCompanyOnlyCondensedStatementsOfIncomeDetails </Role> |
| | | <ShortName> Schedule I - Condensed Financial Information of Registrant Ollie's Bargain Outlet Holdings, Inc. (parent company only), Condensed Statements of Income (Details) </ShortName> |
| | | <MenuCategory> Uncategorized </MenuCategory> |
| | | <Position> 69 </Position> |
| | | </Report> |
| | <Report instance="olli-20190202.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R70.htm </HtmlFileName> |
| | | <LongName> 091604 - Schedule - Schedule I - Condensed Financial Information of Registrant Ollie's Bargain Outlet Holdings, Inc. (parent company only), Notes to Condensed Financial Statements (Details) </LongName> |
| | | <ReportType> Notes </ReportType> |
| | | <Role> http://ollies.uc/role/ScheduleICondensedFinancialInformationOfRegistrantOllieSBargainOutletHoldingsIncParentCompanyOnlyNotesToCondensedFinancialStatementsDetails </Role> |
| | | <ShortName> Schedule I - Condensed Financial Information of Registrant Ollie's Bargain Outlet Holdings, Inc. (parent company only), Notes to Condensed Financial Statements (Details) </ShortName> |
| | | <MenuCategory> Uncategorized </MenuCategory> |
| | | <Position> 70 </Position> |
| | | </Report> |
| | <Report> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <LongName> All Reports </LongName> |
| | | <ReportType> Book </ReportType> |
| | | <ShortName> All Reports </ShortName> |
| | | </Report> |
| | </MyReports> |
| <InputFiles> |
| | <File> olli-20190202.xml </File> |
| | <File> olli-20190202.xsd </File> |
| | <File> olli-20190202_cal.xml </File> |
| | <File> olli-20190202_def.xml </File> |
| | <File> olli-20190202_lab.xml </File> |
| | <File> olli-20190202_pre.xml </File> |
| | </InputFiles> |
| <SupplementalFiles/> |
| <BaseTaxonomies> |
| | <BaseTaxonomy> http://fasb.org/us-gaap/2018-01-31 </BaseTaxonomy> |
| | <BaseTaxonomy> http://xbrl.sec.gov/dei/2018-01-31 </BaseTaxonomy> |
| | <BaseTaxonomy> http://fasb.org/srt/2018-01-31 </BaseTaxonomy> |
| | </BaseTaxonomies> |
| <HasPresentationLinkbase> true </HasPresentationLinkbase> |
| <HasCalculationLinkbase> true </HasCalculationLinkbase> |
| </FilingSummary> |