Restructurings for Borrowers Experiencing Financial Difficulty (Narrative) (Details) - Loan	9 Months Ended
Sep. 30, 2024	Sep. 30, 2023
Financing Receivable Modifications [Line Items]
Mortgage loans on real estate weighted average term		1 year
Number of loans		2
Residential Single Family
Financing Receivable Modifications [Line Items]
Loan is considered payment default	30 days

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.

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