Loans - Loans Serviced for Others (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Mortgage Loans Serviced For Others [Abstract]
Mortgage loans serviced	$ 3,541,869	$ 3,493,312
Analysis Of Capitalized Mortgage Loan Servicing Rights [Abstract]
Balance at beginning of period	42,489	26,232	$ 16,904
Originated servicing rights capitalized	3,956	6,061	11,436
Change in fair value due to price	(280)	14,272	3,380
Change in fair value due to pay downs	(3,922)	(4,076)	(5,488)
Balance at end of year	42,243	42,489	26,232
Loans sold and serviced that have had servicing rights capitalized	3,541,869	3,493,312	$ 3,323,521
Fannie Mae
Mortgage Loans Serviced For Others [Abstract]
Mortgage loans serviced	1,772,030	1,840,221
Freddie Mac
Mortgage Loans Serviced For Others [Abstract]
Mortgage loans serviced	1,381,693	1,375,514
Ginnie Mae
Mortgage Loans Serviced For Others [Abstract]
Mortgage loans serviced	161,899	169,421
FHLB
Mortgage Loans Serviced For Others [Abstract]
Mortgage loans serviced	173,311	72,809
Other
Mortgage Loans Serviced For Others [Abstract]
Mortgage loans serviced	$ 52,936	$ 35,347

Analysis of capitalized mortgage loan servicing rights [Abstract]

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The carrying amount of mortgage loans on real estate that were being serviced for others at period end.

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Mortgage Loans Serviced For Others [Abstract]

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This is the principal amount outstanding for mortgage loans serviced for others.

+ References

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Amount of increase (decrease) in fair value of servicing assets due to changes in price.

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No definition available.

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Amount of increase (decrease) in fair value of servicing assets due to pay downs.

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Amount of additions from purchases, assumption or transfer to contract to service financial assets under which the benefits of servicing are expected to more than adequately compensate the servicer.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 860
-SubTopic 50
-Name Accounting Standards Codification
-Section 50
-Paragraph 4
-Subparagraph (a)(2)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481229/860-50-50-4

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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
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-Topic 860
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-Topic 860
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