Amount of allowance for credit loss on financing receivable. Excludes allowance for financing receivable covered under loss sharing agreement.

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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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Name:	us-gaap_FinancingReceivableAllowanceForCreditLosses
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Commitments and Contingencies (Narrative) (Details) - USD ($) $ in Thousands	Jun. 30, 2026	Mar. 31, 2026	Dec. 31, 2025	Jun. 30, 2025	Mar. 31, 2025	Dec. 31, 2024
Commitments And Contingencies [Line Items]
Allowance for credit losses	$ 47,497	$ 44,661	$ 47,386	$ 47,291	$ 48,964	$ 48,041
Unfunded Commitments [Member] \| Other Liabilities [Member]
Commitments And Contingencies [Line Items]
Allowance for credit losses	$ 4,400		$ 5,500