Mortgage Loans on Real Estate - Mortgage Loan Portfolio Summary (Details) - Mortgage loans on real estate, net of allowance - USD ($) $ in Millions |
Jun. 30, 2026 |
Mar. 31, 2026 |
Dec. 31, 2025 |
Jun. 30, 2025 |
Mar. 31, 2025 |
Dec. 31, 2024 |
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| Financing Receivable, Allowance for Credit Loss [Line Items] | ||||||
| Total | $ 11,666 | $ 11,213 | ||||
| Allowance for credit losses | (112) | (100) | ||||
| Total, net of allowance | 11,554 | 11,113 | ||||
| Commercial mortgage loans | ||||||
| Financing Receivable, Allowance for Credit Loss [Line Items] | ||||||
| Total | 9,082 | 8,800 | ||||
| Allowance for credit losses | (92) | $ (79) | (87) | $ (123) | $ (142) | $ (144) |
| Residential mortgage loans | ||||||
| Financing Receivable, Allowance for Credit Loss [Line Items] | ||||||
| Total | 2,584 | 2,413 | ||||
| Allowance for credit losses | $ (20) | $ (18) | $ (13) | $ (13) | $ (10) | $ (9) |
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- Definition Amount excluding accrued interest, of allowance for credit loss on financing receivable. Excludes net investment in lease. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amortized cost excluding accrued interest, after allowance for credit loss, of financing receivable. Excludes net investment in lease. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amortized cost excluding accrued interest, before allowance for credit loss, of financing receivable. Excludes net investment in lease. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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