Mortgage Loan Servicing, Origination, and Loans Held for Sale (Tables)

3 Months Ended

Mar. 31, 2023

Mortgage Loan Servicing, Origination, and Loans Held for Sale

Summary of changes in the fair value of MSRs and its offsetting hedge

	Three Months Ended
(Dollars in thousands)	March 31, 2023		March 31, 2022
(Decrease) increase in fair value of MSRs	$	(1,290)	$	12,827
Decay of MSRs		(1,409)		(2,230)
Gain (loss) related to derivatives		145		(11,838)
Net effect on Condensed Consolidated Statements of Net Income	$	(2,554)	$	(1,241)

Schedule of characteristics and sensitivity analysis of the MSR

The characteristics and sensitivity analysis of the MSRs are included in the following table.

	March 31,			December 31,
(Dollars in thousands)	2023			2022
Composition of residential loans serviced for others
Fixed-rate mortgage loans		100.0	%		100.0	%
Adjustable-rate mortgage loans		—	%		—	%
Total		100.0	%		100.0	%
Weighted average life		8.24	years		8.37	years
Constant Prepayment rate (CPR)		6.6	%		6.4	%
Weighted average discount rate		10.0	%		10.0	%
Effect on fair value due to change in interest rates
25 basis point increase	$	1,012		$	774
50 basis point increase		1,888			1,428
25 basis point decrease		(1,146)			(902)
50 basis point decrease		(2,422)			(1,938)