v3.26.1
Mortgage Banking Activities (Tables)
 6 Months Ended
Jun. 30, 2026
Mortgage Banking [Abstract]  
Components of Residential Mortgage Loans Held For Sale [Table Text Block]
June 30, 2026December 31, 2025
Unpaid Principal Balance/
Notional		Fair ValueUnpaid Principal Balance/
Notional		Fair Value
Residential mortgage loans held for sale$99,891 $100,569 $93,110 $93,133 
Residential mortgage loan commitments65,547 2,036 49,048 1,729 
Forward sales contracts145,000 (74)100,500 (232)
$102,531 $94,630 
Mortgage Banking Revenue [Table Text Block]
Mortgage banking revenue was as follows (in thousands):
Three Months Ended
June 30,		Six Months Ended
June 30,
2026202520262025
Mortgage production revenue:
Net realized gains on sale of mortgage loans$2,157 $1,446 $4,980 $2,902 
Net change in unrealized gain (loss) on mortgage loans held for sale
1,679 415 655 1,409 
Net change in the fair value of mortgage loan commitments(312)269 307 1,298 
Net change in the fair value of forward sales contracts(1,350)(423)158 (1,273)
Total mortgage production revenue
2,174 1,707 6,100 4,336 
Servicing revenue16,811 17,286 33,848 34,472 
Total mortgage banking revenue$18,985 $18,993 $39,948 $38,808 
Summary of Mortgage Servicing Rights [Table Text Block]
The following represents a summary of mortgage servicing rights (dollars in thousands):
June 30, 2026December 31, 2025
Number of residential mortgage loans serviced for others121,859 123,263 
Outstanding principal balance of residential mortgage loans serviced for others$21,592,573 $21,760,414 
Weighted average interest rate3.87 %3.83 %
Remaining term (in months)268270
Activity in Capitalized Mortgage Servicing Rights [Table Text Block]
The following represents activity in capitalized mortgage servicing rights (in thousands):
Three Months Ended June 30,Six Months Ended June 30,
2026202520262025
Beginning Balance$333,381 $342,111 $322,724 $338,145 
Additions4,830 3,063 8,840 5,572 
Acquisitions— — 8,645 14,615 
Change in fair value due to principal payments(10,513)(5,511)(20,666)(11,429)
Change in fair value due to market assumption changes6,300 (5,019)14,455 (12,259)
Ending Balance$333,998 $334,644 $333,998 $334,644 
Assumptions to Value Mortgage Servicing Rights [Table Text Block]
MSR are not traded in active markets. Fair value is determined by discounting the projected net cash flows. Significant market assumptions used to determine fair value based on significant unobservable inputs were as follows:
June 30, 2026December 31, 2025
Discount rate – risk-free rate plus a market premium9.61%9.31%
Prepayment rate – based upon loan interest rate, original term, and loan type
6.80%7.07%
Loan servicing costs – annually per loan based upon loan type:
Performing loans
$73 - $94
$73 - $94
Delinquent loans
$150 - $500
$150 - $500
Loans in foreclosure
$875 - $6,000
$875 - $6,000
Escrow earnings rate – indexed to rates paid on deposit accounts with comparable average life
4.09%3.66%
Primary/secondary mortgage rate spread
125 bps128 bps
Delinquency rate
2.33%2.28%