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Investments (Leveraged and Direct Financing Leases - Narrative) (Details) - USD ($) $ in Millions | Dec. 31, 2022 | Dec. 31, 2021
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Lessor, Lease, Description [Line Items] |  |
Leveraged Leases, Net Investment in Leveraged Leases Disclosure, Deferred Taxes Arising from Leveraged Leases | $ 220 | $ 272
Leveraged Leases |  |
Lessor, Lease, Description [Line Items] |  |
Loan and Leases Receivable, Ratio of Performing Leases | 98.00% | 99.00%

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- Definition Taxes arising from arrangements meeting the criteria for classification as leveraged leases due to timing differences between accounting and tax income recognition. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 50 -Section 50 -Paragraph 1 -URI https://asc.fasb.org/extlink&oid=123392319&loc=SL77920254-209983 Reference 2: http://fasb.org/us-gaap/role/ref/otherTransitionRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 30 -Section 45 -Paragraph 5 -URI https://asc.fasb.org/extlink&oid=123394354&loc=d3e45152-112736 + Details
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