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Commitments and Contingencies - Repurchase Reserve Activity (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Commitment And Contingencies [Line Items]
Beginning balance	$ 97,947	$ 89,553
Provision released from operating expense, net	6,755	8,295	$ 36,729
Charge-offs	(10,778)	(1,575)
Ending balance	94,455	97,947	89,553
Mortgage loans
Commitment And Contingencies [Line Items]
Beginning balance	1,198	1,725
Provision released from operating expense, net	(122)	(323)
Charge-offs	(76)	(204)
Ending balance	$ 1,000	$ 1,198	$ 1,725

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Commitment And Contingencies [Line Items]

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- Definition

Amount excluding accrued interest, of allowance for credit loss on financing receivable. Excludes net investment in lease.

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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 45
-Paragraph 1
-Publisher FASB
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Amount, excluding accrued interest, of decrease in allowance for credit loss on financing receivable from writeoff. Excludes net investment in lease.

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
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-Section 50
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Amount of expense related loan transactions, lease transactions, credit loss from transactions other than loan and lease transactions, and other loss based on assessment of uncollectability from the counterparty to reduce the account to their net realizable value.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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