Mortgage Servicing Rights (Tables)

12 Months Ended

Dec. 31, 2023

Transfers and Servicing [Abstract]

Schedule of changes in the company's mortgage servicing rights

Changes in the Company’s mortgage servicing rights (“MSRs”) were as follows, for the periods presented:

Carrying Value at January 1, 2022	$	89,018
Sale of MSRs	(15,565)
Capitalization	22,788
Amortization	(11,793)
Carrying Value at December 31, 2022	$	84,448
Capitalization	17,079
Amortization	(9,839)
Carrying Value at December 31, 2023	$	91,688

Schedule of data and key economic assumptions related to the company's mortgage servicing rights

Data and key economic assumptions related to the Company’s mortgage servicing rights as of December 31 are as follows: 

	2023			2022			2021
Unpaid principal balance	$	7,826,182		$	7,494,413		$	8,728,629
Weighted-average prepayment speed (CPR)	8.77		%	7.00		%	10.56		%
Estimated impact of a 10% increase	$	(2,653)		$	(5,393)		$	(3,875)
Estimated impact of a 20% increase	(5,457)			(10,354)			(7,464)
Discount rate	10.85		%	10.30		%	9.82		%
Estimated impact of a 100bp increase	$	(4,753)		$	(1,765)		$	(4,153)
Estimated impact of a 200bp increase	(9,149)			(3,957)			(8,119)
Weighted-average coupon interest rate	3.88		%	3.51		%	3.29		%
Weighted-average servicing fee (basis points)	33.24			32.44			30.37
Weighted-average remaining maturity (in years)	7.50			8.33			6.69