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Leases - Components of Net Investment in Direct Financing Leases (Details) - USD ($) $ in Millions | Jun. 30, 2021 | Dec. 31, 2020
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Leases [Abstract] |  |
Net investment in the lease - lease payments receivable | $ 1,871 | $ 1,771
Net investment in the lease - unguaranteed residual assets | 78 | 80
Total lease payments | $ 1,949 | $ 1,851

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- Definition Direct financing lease net investment in lease excluding unguaranteed residual assets. + References No definition available. + Details
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Balance Type: | debit
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- Definition Amount of net investment in direct financing lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 30 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=121576215&loc=SL77919379-209981 + Details
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- Definition Present value expected to be derived from underlying asset, following end of lease term, not guaranteed by lessee or other third party unrelated to lessor. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 30 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=121576215&loc=SL77919379-209981 + Details
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Period Type: | instant

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- References No definition available. + Details
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