Financing Receivables - Credit Quality Year of Origination (Details) - USD ($) $ in Millions	Jun. 30, 2021	Dec. 31, 2020
Amortized cost for each class of receivables, by credit quality indicator
Total Amortized Cost	$ 14,096	$ 18,242
Americas \| Aaa - Baa3
Amortized cost for each class of receivables, by credit quality indicator
Originated in Current Fiscal Year	1,339	2,818
Originated in Fiscal Year before Latest Fiscal Year	1,514	988
Originated Two Years before Latest Fiscal Year	751	829
Originated Three Years before Latest Fiscal Year	528	285
Originated Four Years before Latest Fiscal Year	176	90
Originated Five or More Years before Latest Fiscal Year	46	28
Total Amortized Cost	4,355	5,038
Americas \| Ba1 - D
Amortized cost for each class of receivables, by credit quality indicator
Originated in Current Fiscal Year	757	1,449
Originated in Fiscal Year before Latest Fiscal Year	668	623
Originated Two Years before Latest Fiscal Year	360	360
Originated Three Years before Latest Fiscal Year	227	154
Originated Four Years before Latest Fiscal Year	91	52
Originated Five or More Years before Latest Fiscal Year	80	81
Total Amortized Cost	2,183	2,720
EMEA \| Aaa - Baa3
Amortized cost for each class of receivables, by credit quality indicator
Originated in Current Fiscal Year	664	1,513
Originated in Fiscal Year before Latest Fiscal Year	796	668
Originated Two Years before Latest Fiscal Year	391	329
Originated Three Years before Latest Fiscal Year	250	70
Originated Four Years before Latest Fiscal Year	33	33
Originated Five or More Years before Latest Fiscal Year	24	22
Total Amortized Cost	2,159	2,635
EMEA \| Ba1 - D
Amortized cost for each class of receivables, by credit quality indicator
Originated in Current Fiscal Year	607	1,427
Originated in Fiscal Year before Latest Fiscal Year	614	519
Originated Two Years before Latest Fiscal Year	389	245
Originated Three Years before Latest Fiscal Year	144	128
Originated Four Years before Latest Fiscal Year	80	46
Originated Five or More Years before Latest Fiscal Year	46	22
Total Amortized Cost	1,880	2,387
Asia Pacific \| Aaa - Baa3
Amortized cost for each class of receivables, by credit quality indicator
Originated in Current Fiscal Year	428	958
Originated in Fiscal Year before Latest Fiscal Year	549	564
Originated Two Years before Latest Fiscal Year	421	419
Originated Three Years before Latest Fiscal Year	317	205
Originated Four Years before Latest Fiscal Year	131	114
Originated Five or More Years before Latest Fiscal Year	78	38
Total Amortized Cost	1,924	2,298
Asia Pacific \| Ba1 - D
Amortized cost for each class of receivables, by credit quality indicator
Originated in Current Fiscal Year	167	351
Originated in Fiscal Year before Latest Fiscal Year	158	123
Originated Two Years before Latest Fiscal Year	90	167
Originated Three Years before Latest Fiscal Year	99	52
Originated Four Years before Latest Fiscal Year	33	33
Originated Five or More Years before Latest Fiscal Year	29	18
Total Amortized Cost	$ 576	$ 743

Amount of financing receivable originated more than five years prior to current fiscal year.

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 326
-SubTopic 20
-Section 55
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Amount of financing receivable originated four years prior to current fiscal year.

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Amount of financing receivable originated in current fiscal year.

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Amount of financing receivable originated in fiscal year prior to current fiscal year.

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Amount of financing receivable originated three years prior to current fiscal year.

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Amount before allowance and after deduction of deferred interest and fees, unamortized costs and premiums and discounts from face amounts, of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Excludes loans and leases covered under loss sharing agreements.

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