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International Business Machines Corp. – ‘8-K’ for 1/21/21 – ‘XML’

On: Friday, 1/22/21, at 4:18pm ET · For: 1/21/21 · Accession #: 1558370-21-349 · File #: 1-02360

  As Of               Filer                 Filing    For·On·As Docs:Size             Issuer                      Filing Agent

 1/22/21  Int’l Business Machines Corp.     8-K:7,9     1/21/21   13:1.1M                                   Toppan Merrill Bridge/FA

Current Report — Form 8-K
Filing Table of Contents

Document/Exhibit                   Description                      Pages   Size 

 1: 8-K         Current Report                                      HTML     70K 
 2: EX-99.1     Miscellaneous Exhibit                               HTML     53K 
 3: EX-99.2     Miscellaneous Exhibit                               HTML     17K 
 9: R1          Document and Entity Information                     HTML    105K 
11: XML         IDEA XML File -- Filing Summary                      XML     13K 
 8: XML         XBRL Instance -- ibm-20210121x8k_htm                 XML     91K 
10: EXCEL       IDEA Workbook of Financial Reports                  XLSX      7K 
 5: EX-101.DEF  XBRL Definitions -- ibm-20210121_def                 XML     65K 
 6: EX-101.LAB  XBRL Labels -- ibm-20210121_lab                      XML    106K 
 7: EX-101.PRE  XBRL Presentations -- ibm-20210121_pre               XML     66K 
 4: EX-101.SCH  XBRL Schema -- ibm-20210121                          XSD     24K 
12: JSON        XBRL Instance as JSON Data -- MetaLinks               21±    30K 
13: ZIP         XBRL Zipped Folder -- 0001558370-21-000349-xbrl      Zip     36K

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<dei:LocalPhoneNumber contextRef="Duration_1_21_2021_To_1_21_2021_MH91IiZhBUiVMiciw534AA" id="Narr_Gqzc3WewYUC8JYpU5vs3gQ"> 499-1900 </dei:LocalPhoneNumber>

<dei:WrittenCommunications contextRef="Duration_1_21_2021_To_1_21_2021_MH91IiZhBUiVMiciw534AA" id="Narr_Zt115E4NEE2zm9OTh8L14w"> false </dei:WrittenCommunications>

<dei:SolicitingMaterial contextRef="Duration_1_21_2021_To_1_21_2021_MH91IiZhBUiVMiciw534AA" id="Narr_bdv3r2_2-k-QxaMgMKnXQg"> false </dei:SolicitingMaterial>

<dei:PreCommencementTenderOffer contextRef="Duration_1_21_2021_To_1_21_2021_MH91IiZhBUiVMiciw534AA" id="Narr_srQDIuNyWE-Mw_xIIuM3vw"> false </dei:PreCommencementTenderOffer>

<dei:PreCommencementIssuerTenderOffer contextRef="Duration_1_21_2021_To_1_21_2021_MH91IiZhBUiVMiciw534AA" id="Narr_01FR2sbmekuo9jeYFxflQQ"> false </dei:PreCommencementIssuerTenderOffer>

<dei:Security12bTitle contextRef="Duration_1_21_2021_To_1_21_2021_dei_EntityListingsExchangeAxis_exch_XNYS_us-gaap_StatementClassOfStockAxis_us-gaap_CommonStockMember_kjysFSopQk-aRO4kDGgM1g" id="Tc_9zYvM5FG8k-aZxf0NsDzfw_2_0"> Capital stock, par value $.20 per share </dei:Security12bTitle>

<dei:TradingSymbol contextRef="Duration_1_21_2021_To_1_21_2021_dei_EntityListingsExchangeAxis_exch_XNYS_us-gaap_StatementClassOfStockAxis_us-gaap_CommonStockMember_kjysFSopQk-aRO4kDGgM1g" id="Tc_jQSp4DIwc0iE-3m4QL38-A_2_2"> IBM </dei:TradingSymbol>

<dei:SecurityExchangeName contextRef="Duration_1_21_2021_To_1_21_2021_dei_EntityListingsExchangeAxis_exch_XNYS_us-gaap_StatementClassOfStockAxis_us-gaap_CommonStockMember_kjysFSopQk-aRO4kDGgM1g" id="Tc_3coe0SHBRk2BwCiL_g1t2w_2_4"> NYSE </dei:SecurityExchangeName>

<dei:Security12bTitle contextRef="Duration_1_21_2021_To_1_21_2021_dei_EntityListingsExchangeAxis_exch_XNYS_us-gaap_StatementClassOfStockAxis_ibm_Notes0.500PercentDue2021Member_6r8LXZ2dy0uPRGvdJ9d8Hg" id="Tc_8VzfNOMZ1kG3RvMekLgZZA_4_0"> 0.500% Notes due 2021 </dei:Security12bTitle>

<dei:TradingSymbol contextRef="Duration_1_21_2021_To_1_21_2021_dei_EntityListingsExchangeAxis_exch_XNYS_us-gaap_StatementClassOfStockAxis_ibm_Notes0.500PercentDue2021Member_6r8LXZ2dy0uPRGvdJ9d8Hg" id="Tc_aV5bi2R8CUKWaz4DRxOqMg_4_2"> IBM 21B </dei:TradingSymbol>

<dei:SecurityExchangeName contextRef="Duration_1_21_2021_To_1_21_2021_dei_EntityListingsExchangeAxis_exch_XNYS_us-gaap_StatementClassOfStockAxis_ibm_Notes0.500PercentDue2021Member_6r8LXZ2dy0uPRGvdJ9d8Hg" id="Tc_gvF3_-2PKEOkOPEtgp2e_A_4_4"> NYSE </dei:SecurityExchangeName>

<dei:Security12bTitle contextRef="Duration_1_21_2021_To_1_21_2021_dei_EntityListingsExchangeAxis_exch_XNYS_us-gaap_StatementClassOfStockAxis_ibm_Notes2.625PercentDue2022Member_dtO-ZXXcVUCKgkQ3-d_bFQ" id="Tc_2OikMcEFSUul31eseA6LSA_5_0"> 2.625% Notes due 2022 </dei:Security12bTitle>

<dei:TradingSymbol contextRef="Duration_1_21_2021_To_1_21_2021_dei_EntityListingsExchangeAxis_exch_XNYS_us-gaap_StatementClassOfStockAxis_ibm_Notes2.625PercentDue2022Member_dtO-ZXXcVUCKgkQ3-d_bFQ" id="Tc_qAjLNA3yiEqZbajyApLY7A_5_2"> IBM 22A </dei:TradingSymbol>

<dei:SecurityExchangeName contextRef="Duration_1_21_2021_To_1_21_2021_dei_EntityListingsExchangeAxis_exch_XNYS_us-gaap_StatementClassOfStockAxis_ibm_Notes2.625PercentDue2022Member_dtO-ZXXcVUCKgkQ3-d_bFQ" id="Tc_3M7myhlXk06228OU4lBGYA_5_4"> NYSE </dei:SecurityExchangeName>

<dei:Security12bTitle contextRef="Duration_1_21_2021_To_1_21_2021_dei_EntityListingsExchangeAxis_exch_XNYS_us-gaap_StatementClassOfStockAxis_ibm_Notes1.25PercentDue2023Member_NCRIWsfsCEi8JShlHbQJVA" id="Tc_s3hW7Ubv-0OcNr-823vKXw_6_0"> 1.250% Notes due 2023 </dei:Security12bTitle>

<dei:TradingSymbol contextRef="Duration_1_21_2021_To_1_21_2021_dei_EntityListingsExchangeAxis_exch_XNYS_us-gaap_StatementClassOfStockAxis_ibm_Notes1.25PercentDue2023Member_NCRIWsfsCEi8JShlHbQJVA" id="Tc_RaHhetiY7E-WdcMAQzebAQ_6_2"> IBM 23A </dei:TradingSymbol>

<dei:SecurityExchangeName contextRef="Duration_1_21_2021_To_1_21_2021_dei_EntityListingsExchangeAxis_exch_XNYS_us-gaap_StatementClassOfStockAxis_ibm_Notes1.25PercentDue2023Member_NCRIWsfsCEi8JShlHbQJVA" id="Tc_ltmm7RIIS0acFAQya7wTWQ_6_4"> NYSE </dei:SecurityExchangeName>

<dei:Security12bTitle contextRef="Duration_1_21_2021_To_1_21_2021_dei_EntityListingsExchangeAxis_exch_XNYS_us-gaap_StatementClassOfStockAxis_ibm_Notes0.375PercentDue2023Member_XX28aKNkiESiKC3OTJy6bQ" id="Tc_g2EMj6lWwEGsO4TrCMt69g_7_0"> 0.375% Notes due 2023 </dei:Security12bTitle>

<dei:TradingSymbol contextRef="Duration_1_21_2021_To_1_21_2021_dei_EntityListingsExchangeAxis_exch_XNYS_us-gaap_StatementClassOfStockAxis_ibm_Notes0.375PercentDue2023Member_XX28aKNkiESiKC3OTJy6bQ" id="Tc_8r4hlmeeIEiAAk4bmCOE8Q_7_2"> IBM 23B </dei:TradingSymbol>

<dei:SecurityExchangeName contextRef="Duration_1_21_2021_To_1_21_2021_dei_EntityListingsExchangeAxis_exch_XNYS_us-gaap_StatementClassOfStockAxis_ibm_Notes0.375PercentDue2023Member_XX28aKNkiESiKC3OTJy6bQ" id="Tc_hqLhnPJBX0a1UvI09__qTw_7_4"> NYSE </dei:SecurityExchangeName>

<dei:Security12bTitle contextRef="Duration_1_21_2021_To_1_21_2021_dei_EntityListingsExchangeAxis_exch_XNYS_us-gaap_StatementClassOfStockAxis_ibm_Notes1.125PercentDue2024Member_Mi2IBcP0MU2EElxI3xnpIw" id="Tc_1dClkqA-ykmGTKd-vNA8og_8_0"> 1.125% Notes due 2024 </dei:Security12bTitle>

<dei:TradingSymbol contextRef="Duration_1_21_2021_To_1_21_2021_dei_EntityListingsExchangeAxis_exch_XNYS_us-gaap_StatementClassOfStockAxis_ibm_Notes1.125PercentDue2024Member_Mi2IBcP0MU2EElxI3xnpIw" id="Tc_AepSREfAF0yKVEntQSzGRQ_8_2"> IBM 24A </dei:TradingSymbol>

<dei:SecurityExchangeName contextRef="Duration_1_21_2021_To_1_21_2021_dei_EntityListingsExchangeAxis_exch_XNYS_us-gaap_StatementClassOfStockAxis_ibm_Notes1.125PercentDue2024Member_Mi2IBcP0MU2EElxI3xnpIw" id="Tc_nEy0t5_fHUmZsVPGV1Qfjw_8_4"> NYSE </dei:SecurityExchangeName>

<dei:Security12bTitle contextRef="Duration_1_21_2021_To_1_21_2021_dei_EntityListingsExchangeAxis_exch_XNYS_us-gaap_StatementClassOfStockAxis_ibm_Notes2.875PercentDue2025Member_cQVLWMgIakmPO2k-S62BvQ" id="Tc_rjU7GMF7HEO6r_XmzOVfuQ_9_0"> 2.875% Notes due 2025 </dei:Security12bTitle>

<dei:TradingSymbol contextRef="Duration_1_21_2021_To_1_21_2021_dei_EntityListingsExchangeAxis_exch_XNYS_us-gaap_StatementClassOfStockAxis_ibm_Notes2.875PercentDue2025Member_cQVLWMgIakmPO2k-S62BvQ" id="Tc_7snz5THz5US2kAkZ73GjCQ_9_2"> IBM 25A </dei:TradingSymbol>

<dei:SecurityExchangeName contextRef="Duration_1_21_2021_To_1_21_2021_dei_EntityListingsExchangeAxis_exch_XNYS_us-gaap_StatementClassOfStockAxis_ibm_Notes2.875PercentDue2025Member_cQVLWMgIakmPO2k-S62BvQ" id="Tc_TcpTGBsdA0-SOuiMOZ6C6Q_9_4"> NYSE </dei:SecurityExchangeName>

<dei:Security12bTitle contextRef="Duration_1_21_2021_To_1_21_2021_dei_EntityListingsExchangeAxis_exch_XNYS_us-gaap_StatementClassOfStockAxis_ibm_Notes0.950PercentDue2025Member_BkE9CbRF5EqNVAO_b5vm-A" id="Tc_UGP_6Ety9kSFvLTkbCCD8Q_10_0"> 0.950% Notes due 2025 </dei:Security12bTitle>

<dei:TradingSymbol contextRef="Duration_1_21_2021_To_1_21_2021_dei_EntityListingsExchangeAxis_exch_XNYS_us-gaap_StatementClassOfStockAxis_ibm_Notes0.950PercentDue2025Member_BkE9CbRF5EqNVAO_b5vm-A" id="Tc_PQ3eLiFdhkqMewRt1HWGyg_10_2"> IBM 25B </dei:TradingSymbol>

<dei:SecurityExchangeName contextRef="Duration_1_21_2021_To_1_21_2021_dei_EntityListingsExchangeAxis_exch_XNYS_us-gaap_StatementClassOfStockAxis_ibm_Notes0.950PercentDue2025Member_BkE9CbRF5EqNVAO_b5vm-A" id="Tc_6vHYBJFKgUKty6DBAkRETw_10_4"> NYSE </dei:SecurityExchangeName>

<dei:Security12bTitle contextRef="Duration_1_21_2021_To_1_21_2021_dei_EntityListingsExchangeAxis_exch_XNYS_us-gaap_StatementClassOfStockAxis_ibm_Notes0.875PercentDue2025Member_uBj8pO408EyAjJb2IP4uZw" id="Tc_WVKXACKV9EGTw8nmy_GR6A_11_0"> 0.875% Notes due 2025 </dei:Security12bTitle>

<dei:TradingSymbol contextRef="Duration_1_21_2021_To_1_21_2021_dei_EntityListingsExchangeAxis_exch_XNYS_us-gaap_StatementClassOfStockAxis_ibm_Notes0.875PercentDue2025Member_uBj8pO408EyAjJb2IP4uZw" id="Tc_JR44XA96VUuhniWJudgMjQ_11_2"> IBM 25C </dei:TradingSymbol>

<dei:SecurityExchangeName contextRef="Duration_1_21_2021_To_1_21_2021_dei_EntityListingsExchangeAxis_exch_XNYS_us-gaap_StatementClassOfStockAxis_ibm_Notes0.875PercentDue2025Member_uBj8pO408EyAjJb2IP4uZw" id="Tc_d8gl7j9jjUe3T3rXneU6vg_11_4"> NYSE </dei:SecurityExchangeName>

<dei:Security12bTitle contextRef="Duration_1_21_2021_To_1_21_2021_dei_EntityListingsExchangeAxis_exch_XNYS_us-gaap_StatementClassOfStockAxis_ibm_Notes0.300PercentDue2026Member_EVLAcSxVZkSiJfyJ5aqfzg" id="Tc_tj5Qr9q1rU-A4vVNWTcGzw_12_0"> 0.300% Notes due 2026 </dei:Security12bTitle>

<dei:TradingSymbol contextRef="Duration_1_21_2021_To_1_21_2021_dei_EntityListingsExchangeAxis_exch_XNYS_us-gaap_StatementClassOfStockAxis_ibm_Notes0.300PercentDue2026Member_EVLAcSxVZkSiJfyJ5aqfzg" id="Tc_QOw93TopmkmEXdOc7ao-qA_12_2"> IBM 26B </dei:TradingSymbol>

<dei:SecurityExchangeName contextRef="Duration_1_21_2021_To_1_21_2021_dei_EntityListingsExchangeAxis_exch_XNYS_us-gaap_StatementClassOfStockAxis_ibm_Notes0.300PercentDue2026Member_EVLAcSxVZkSiJfyJ5aqfzg" id="Tc_ZSapyVjCIEa1fo8Ki9HPSg_12_4"> NYSE </dei:SecurityExchangeName>

<dei:Security12bTitle contextRef="Duration_1_21_2021_To_1_21_2021_dei_EntityListingsExchangeAxis_exch_XNYS_us-gaap_StatementClassOfStockAxis_ibm_Notes1.250PercentDue2027Member_RD2aLJzJRkmRnBOtj-lH2w" id="Tc_jD4-NVPWHkC5WFYh7LNUHQ_13_0"> 1.250% Notes due 2027 </dei:Security12bTitle>

<dei:TradingSymbol contextRef="Duration_1_21_2021_To_1_21_2021_dei_EntityListingsExchangeAxis_exch_XNYS_us-gaap_StatementClassOfStockAxis_ibm_Notes1.250PercentDue2027Member_RD2aLJzJRkmRnBOtj-lH2w" id="Tc_w6iLl59Wn0G2dlxaxnlp9A_13_2"> IBM 27B </dei:TradingSymbol>

<dei:SecurityExchangeName contextRef="Duration_1_21_2021_To_1_21_2021_dei_EntityListingsExchangeAxis_exch_XNYS_us-gaap_StatementClassOfStockAxis_ibm_Notes1.250PercentDue2027Member_RD2aLJzJRkmRnBOtj-lH2w" id="Tc_Do_HL0-VtEeU-Ff4xvT34w_13_4"> NYSE </dei:SecurityExchangeName>

<dei:Security12bTitle contextRef="Duration_1_21_2021_To_1_21_2021_dei_EntityListingsExchangeAxis_exch_XNYS_us-gaap_StatementClassOfStockAxis_ibm_Notes0.300PercentDue2028Member_bww7SerQRU-975VJ2GPqBw" id="Tc_HjZPmuRj20GLAWETcgZXIg_14_0"> 0.300% Notes due 2028 </dei:Security12bTitle>

<dei:TradingSymbol contextRef="Duration_1_21_2021_To_1_21_2021_dei_EntityListingsExchangeAxis_exch_XNYS_us-gaap_StatementClassOfStockAxis_ibm_Notes0.300PercentDue2028Member_bww7SerQRU-975VJ2GPqBw" id="Tc_1YfeNuWLDkuaGgXxUnxMZw_14_2"> IBM 28B </dei:TradingSymbol>

<dei:SecurityExchangeName contextRef="Duration_1_21_2021_To_1_21_2021_dei_EntityListingsExchangeAxis_exch_XNYS_us-gaap_StatementClassOfStockAxis_ibm_Notes0.300PercentDue2028Member_bww7SerQRU-975VJ2GPqBw" id="Tc_nevopA9uE0GnlWTsT0R2PA_14_4"> NYSE </dei:SecurityExchangeName>

<dei:Security12bTitle contextRef="Duration_1_21_2021_To_1_21_2021_dei_EntityListingsExchangeAxis_exch_XNYS_us-gaap_StatementClassOfStockAxis_ibm_Notes1.750PercentDue2028Member_XflNFYC5s0C4ddHz0naVEw" id="Tc_Szt8LErccEKBWAGRwFKvIA_15_0"> 1.750% Notes due 2028 </dei:Security12bTitle>

<dei:TradingSymbol contextRef="Duration_1_21_2021_To_1_21_2021_dei_EntityListingsExchangeAxis_exch_XNYS_us-gaap_StatementClassOfStockAxis_ibm_Notes1.750PercentDue2028Member_XflNFYC5s0C4ddHz0naVEw" id="Tc_OgF7qcL7gES9yPdLfz7i2A_15_2"> IBM 28A </dei:TradingSymbol>

<dei:SecurityExchangeName contextRef="Duration_1_21_2021_To_1_21_2021_dei_EntityListingsExchangeAxis_exch_XNYS_us-gaap_StatementClassOfStockAxis_ibm_Notes1.750PercentDue2028Member_XflNFYC5s0C4ddHz0naVEw" id="Tc_S2X6ChAWPU2G4sxhwL6phg_15_4"> NYSE </dei:SecurityExchangeName>

<dei:Security12bTitle contextRef="Duration_1_21_2021_To_1_21_2021_dei_EntityListingsExchangeAxis_exch_XNYS_us-gaap_StatementClassOfStockAxis_ibm_Notes1.500PercentDue2029Member_YPygw3bmkk-bwREA2-0DAA" id="Tc_Z0oHg0yTJkq7VdbMzLFE4Q_16_0"> 1.500% Notes due 2029 </dei:Security12bTitle>

<dei:TradingSymbol contextRef="Duration_1_21_2021_To_1_21_2021_dei_EntityListingsExchangeAxis_exch_XNYS_us-gaap_StatementClassOfStockAxis_ibm_Notes1.500PercentDue2029Member_YPygw3bmkk-bwREA2-0DAA" id="Tc_R6_rSmnTSU6VUvgdqqTO_A_16_2"> IBM 29 </dei:TradingSymbol>

<dei:SecurityExchangeName contextRef="Duration_1_21_2021_To_1_21_2021_dei_EntityListingsExchangeAxis_exch_XNYS_us-gaap_StatementClassOfStockAxis_ibm_Notes1.500PercentDue2029Member_YPygw3bmkk-bwREA2-0DAA" id="Tc_UdbBfUQICUGPSq5vFTwvrg_16_4"> NYSE </dei:SecurityExchangeName>

<dei:Security12bTitle contextRef="Duration_1_21_2021_To_1_21_2021_dei_EntityListingsExchangeAxis_exch_XNYS_us-gaap_StatementClassOfStockAxis_ibm_Notes1.750PercentDue2031Member_N-gXlANPr0WhVosAt9iBOQ" id="Tc_wMkL7ptYRkGvqZEsC4AM5g_17_0"> 1.750% Notes due 2031 </dei:Security12bTitle>

<dei:TradingSymbol contextRef="Duration_1_21_2021_To_1_21_2021_dei_EntityListingsExchangeAxis_exch_XNYS_us-gaap_StatementClassOfStockAxis_ibm_Notes1.750PercentDue2031Member_N-gXlANPr0WhVosAt9iBOQ" id="Tc_fRdFqVS7GUON9HkARajGjg_17_2"> IBM 31 </dei:TradingSymbol>

<dei:SecurityExchangeName contextRef="Duration_1_21_2021_To_1_21_2021_dei_EntityListingsExchangeAxis_exch_XNYS_us-gaap_StatementClassOfStockAxis_ibm_Notes1.750PercentDue2031Member_N-gXlANPr0WhVosAt9iBOQ" id="Tc_1SUeU5hQVU2Cg2mlHVGZlA_17_4"> NYSE </dei:SecurityExchangeName>

<dei:Security12bTitle contextRef="Duration_1_21_2021_To_1_21_2021_dei_EntityListingsExchangeAxis_exch_XNYS_us-gaap_StatementClassOfStockAxis_ibm_Notes0.650PercentDue2032Member_26s1KVCcjUWg9xUr168XvA" id="Tc_DjW09Q1qFkmDARxyOOaIkA_18_0"> 0.650% Notes due 2032 </dei:Security12bTitle>

<dei:TradingSymbol contextRef="Duration_1_21_2021_To_1_21_2021_dei_EntityListingsExchangeAxis_exch_XNYS_us-gaap_StatementClassOfStockAxis_ibm_Notes0.650PercentDue2032Member_26s1KVCcjUWg9xUr168XvA" id="Tc_KE1qg1-2hkmfDZkhcmrhsg_18_2"> IBM 32A </dei:TradingSymbol>

<dei:SecurityExchangeName contextRef="Duration_1_21_2021_To_1_21_2021_dei_EntityListingsExchangeAxis_exch_XNYS_us-gaap_StatementClassOfStockAxis_ibm_Notes0.650PercentDue2032Member_26s1KVCcjUWg9xUr168XvA" id="Tc_RMn09qy1GEaqytiMS-Bsqg_18_4"> NYSE </dei:SecurityExchangeName>

<dei:Security12bTitle contextRef="Duration_1_21_2021_To_1_21_2021_dei_EntityListingsExchangeAxis_exch_XNYS_us-gaap_StatementClassOfStockAxis_ibm_Notes1.200PercentDue2040Member_o3KliIVtP06sahbN2UuCmw" id="Tc_FkbJiz_hv0S4ihXqGO5zQw_19_0"> 1.200% Notes due 2040 </dei:Security12bTitle>

<dei:TradingSymbol contextRef="Duration_1_21_2021_To_1_21_2021_dei_EntityListingsExchangeAxis_exch_XNYS_us-gaap_StatementClassOfStockAxis_ibm_Notes1.200PercentDue2040Member_o3KliIVtP06sahbN2UuCmw" id="Tc_35jHi6w25kKM3npkkvJ96Q_19_2"> IBM 40 </dei:TradingSymbol>

<dei:SecurityExchangeName contextRef="Duration_1_21_2021_To_1_21_2021_dei_EntityListingsExchangeAxis_exch_XNYS_us-gaap_StatementClassOfStockAxis_ibm_Notes1.200PercentDue2040Member_o3KliIVtP06sahbN2UuCmw" id="Tc_DpYYHmoYpE-jX1m-h88b7Q_19_4"> NYSE </dei:SecurityExchangeName>

<dei:Security12bTitle contextRef="Duration_1_21_2021_To_1_21_2021_dei_EntityListingsExchangeAxis_exch_XNYS_us-gaap_StatementClassOfStockAxis_ibm_Debentures7.00PercentDue2025Member_4PJcZYEOH0uBzpVjpAU7WA" id="Tc_n9N1bUcsWkaxQGcm-SnSbw_20_0"> 7.00% Debentures due 2025 </dei:Security12bTitle>

<dei:TradingSymbol contextRef="Duration_1_21_2021_To_1_21_2021_dei_EntityListingsExchangeAxis_exch_XNYS_us-gaap_StatementClassOfStockAxis_ibm_Debentures7.00PercentDue2025Member_4PJcZYEOH0uBzpVjpAU7WA" id="Tc_9amd_zOk0kq6hI_Qd34v2Q_20_2"> IBM 25 </dei:TradingSymbol>

<dei:SecurityExchangeName contextRef="Duration_1_21_2021_To_1_21_2021_dei_EntityListingsExchangeAxis_exch_XNYS_us-gaap_StatementClassOfStockAxis_ibm_Debentures7.00PercentDue2025Member_4PJcZYEOH0uBzpVjpAU7WA" id="Tc_TUFv3NyWuEqNy3FCed4wtw_20_4"> NYSE </dei:SecurityExchangeName>

<dei:Security12bTitle contextRef="Duration_1_21_2021_To_1_21_2021_dei_EntityListingsExchangeAxis_exch_XNYS_us-gaap_StatementClassOfStockAxis_ibm_Debentures6.22PercentDue2027Member_o7iwdyXJak2wS95Nf1oFcQ" id="Tc_e2yM-jcP30OqUplEC3SFuw_21_0"> 6.22% Debentures due 2027 </dei:Security12bTitle>

<dei:TradingSymbol contextRef="Duration_1_21_2021_To_1_21_2021_dei_EntityListingsExchangeAxis_exch_XNYS_us-gaap_StatementClassOfStockAxis_ibm_Debentures6.22PercentDue2027Member_o7iwdyXJak2wS95Nf1oFcQ" id="Tc_z1Aoa5RtJEePLpQU_CNa2Q_21_2"> IBM 27 </dei:TradingSymbol>

<dei:SecurityExchangeName contextRef="Duration_1_21_2021_To_1_21_2021_dei_EntityListingsExchangeAxis_exch_XNYS_us-gaap_StatementClassOfStockAxis_ibm_Debentures6.22PercentDue2027Member_o7iwdyXJak2wS95Nf1oFcQ" id="Tc_ajYvRndPiEuTBTM_Nk6a2w_21_4"> NYSE </dei:SecurityExchangeName>

<dei:Security12bTitle contextRef="Duration_1_21_2021_To_1_21_2021_dei_EntityListingsExchangeAxis_exch_XNYS_us-gaap_StatementClassOfStockAxis_ibm_Debentures6.50PercentDue2028Member_DttCLtz8okWMFAAvHFG2yw" id="Tc_L2TC15A5eE-gqVTQebQdlA_22_0"> 6.50% Debentures due 2028 </dei:Security12bTitle>

<dei:TradingSymbol contextRef="Duration_1_21_2021_To_1_21_2021_dei_EntityListingsExchangeAxis_exch_XNYS_us-gaap_StatementClassOfStockAxis_ibm_Debentures6.50PercentDue2028Member_DttCLtz8okWMFAAvHFG2yw" id="Tc_G_BJR4Lxvkecrjsa07ba2A_22_2"> IBM 28 </dei:TradingSymbol>

<dei:SecurityExchangeName contextRef="Duration_1_21_2021_To_1_21_2021_dei_EntityListingsExchangeAxis_exch_XNYS_us-gaap_StatementClassOfStockAxis_ibm_Debentures6.50PercentDue2028Member_DttCLtz8okWMFAAvHFG2yw" id="Tc_wVbHPAeAa0uMdxCQ4O61Tw_22_4"> NYSE </dei:SecurityExchangeName>

<dei:Security12bTitle contextRef="Duration_1_21_2021_To_1_21_2021_dei_EntityListingsExchangeAxis_exch_XNYS_us-gaap_StatementClassOfStockAxis_ibm_Debentures7.00PercentDue2045Member_95lxpWDv1Uq2OCiEl-NPgw" id="Tc_XdekJdjI0EyV_8V___LMRQ_23_0"> 7.00% Debentures due 2045 </dei:Security12bTitle>

<dei:TradingSymbol contextRef="Duration_1_21_2021_To_1_21_2021_dei_EntityListingsExchangeAxis_exch_XNYS_us-gaap_StatementClassOfStockAxis_ibm_Debentures7.00PercentDue2045Member_95lxpWDv1Uq2OCiEl-NPgw" id="Tc_CyGR4hUJtk-cYSBL0xuBtw_23_2"> IBM 45 </dei:TradingSymbol>

<dei:SecurityExchangeName contextRef="Duration_1_21_2021_To_1_21_2021_dei_EntityListingsExchangeAxis_exch_XNYS_us-gaap_StatementClassOfStockAxis_ibm_Debentures7.00PercentDue2045Member_95lxpWDv1Uq2OCiEl-NPgw" id="Tc_ibMpCBOkyEa07OwDMJPt3g_23_4"> NYSE </dei:SecurityExchangeName>

<dei:Security12bTitle contextRef="Duration_1_21_2021_To_1_21_2021_dei_EntityListingsExchangeAxis_exch_XNYS_us-gaap_StatementClassOfStockAxis_ibm_Debentures7.125PercentDue2096Member_HoLwVRTmFEG1A_ZaZUupnQ" id="Tc_oK_x92O5f0uJF4_ho2KPXw_24_0"> 7.125% Debentures due 2096 </dei:Security12bTitle>

<dei:TradingSymbol contextRef="Duration_1_21_2021_To_1_21_2021_dei_EntityListingsExchangeAxis_exch_XNYS_us-gaap_StatementClassOfStockAxis_ibm_Debentures7.125PercentDue2096Member_HoLwVRTmFEG1A_ZaZUupnQ" id="Tc_dRTCnB2cq0uU-ykUbldqfg_24_2"> IBM 96 </dei:TradingSymbol>

<dei:SecurityExchangeName contextRef="Duration_1_21_2021_To_1_21_2021_dei_EntityListingsExchangeAxis_exch_XNYS_us-gaap_StatementClassOfStockAxis_ibm_Debentures7.125PercentDue2096Member_HoLwVRTmFEG1A_ZaZUupnQ" id="Tc_ROYTqIKpFkudl33Kb2ic5w_24_4"> NYSE </dei:SecurityExchangeName>

<dei:EntityEmergingGrowthCompany contextRef="Duration_1_21_2021_To_1_21_2021_MH91IiZhBUiVMiciw534AA" id="Narr_CTtpkj9NxU6qYP5KbbZ9bw"> false </dei:EntityEmergingGrowthCompany>

</xbrl>

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