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Summary of Significant Accounting Policies - Investments and Financing Receivables (Details) | 12 Months Ended
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Dec. 31, 2023
Available-for-Sale securities: |
Period past due for nonaccrual status | 90 days
Financing Receivables |
Period past due for nonaccrual status | 90 days
Commercial Loans | Commercial mortgage loans |
Financing Receivables |
Period past due for nonaccrual status | 90 days
Commercial Loans | Syndicated loans |
Financing Receivables |
Period past due for nonaccrual status | 90 days
Consumer Loans | Credit card receivables |
Financing Receivables |
Period past due receivables are fully charged off | 180 days

X
- Definition Threshold period for when the accrued balance of an investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale) is placed on nonaccrual status, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Excludes threshold period past due to write off as uncollectible. + References No definition available. + Details
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X
- Definition Threshold period for when past due financing receivable is placed on nonaccrual status, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Excludes threshold period past due to write off as uncollectible. + References No definition available. + Details
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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. + References No definition available. + Details
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- Definition Threshold period for when financing receivable is considered past due to write off as uncollectible, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 14 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479319/326-20-50-14 + Details
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