Mortgage Servicing Rights (Details) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2024	Mar. 31, 2023	Dec. 31, 2023	Jul. 01, 2023
Mortgage Servicing Rights [Abstract]
Unpaid principal balance of reverse mortgage loans in servicing portfolio	$ 2,800,000		$ 2,800,000	$ 2,100,000
Mortgage servicing rights, at fair value	29,889		29,580
Other, net	7,508	$ 3,504
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Unpaid principal balance of reverse mortgage loans in servicing portfolio	2,800,000		2,800,000	$ 2,100,000
Change in unrealized gain (loss) on servicing asset	200
Mortgage servicing rights, at fair value	29,889		$ 29,580
Other, net	7,508	3,504
Mortgage servicing rights
Mortgage Servicing Rights [Abstract]
Other, net	300	(8)
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Other, net	$ 300	$ (8)

Change in Unrealized Gain (Loss) on Servicing Asset

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- Definition

Mortgage Servicing Rights [Abstract]

+ References

No definition available.

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- Definition

Unpaid Principal Balance of Reverse Mortgage Loans in Servicing Portfolio

+ References

No definition available.

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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.

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- Definition

Amount of revenue earned, classified as other, excluding interest income.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 220
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-03(1)(e))
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147483621/220-10-S99-1

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 942
-SubTopic 220
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-04(13))
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147483589/942-220-S99-1

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- Definition

Fair value of an asset representing net future revenue from contractually specified servicing fees, late charges, and other ancillary revenues, in excess of future costs related to servicing arrangements.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 860
-SubTopic 50
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Subparagraph (a)(1)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481229/860-50-50-3

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 860
-SubTopic 50
-Name Accounting Standards Codification
-Section 45
-Paragraph 2
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481260/860-50-45-2

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 860
-SubTopic 50
-Name Accounting Standards Codification
-Section 45
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481260/860-50-45-1

Reference 4: http://www.xbrl.org/2003/role/disclosureRef
-Topic 860
-SubTopic 50
-Name Accounting Standards Codification
-Section 45
-Paragraph 2
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481260/860-50-45-2

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