Mortgage Servicing Rights ("MSRs") (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Servicing Asset at Fair Value, Amount [Roll Forward]
Fair value at beginning of the period	$ 193,061	$ 204,610	$ 203,788	$ 192,456
Additions from loans sold with servicing retained	5,829	6,357	16,834	19,959
Estimate of changes in fair value due to:
Payoffs, paydowns and repurchases	(5,604)	(7,328)	$ (15,856)	$ (17,248)
Servicing Asset, Fair Value, Change in Fair Value, Other, Statement of Income or Comprehensive Income [Extensible Enumeration]			Mortgage banking	Mortgage banking
Changes in valuation inputs or assumptions	(2,348)	(17,331)	$ (13,828)	$ (8,859)
Fair value at end of the period	190,938	186,308	190,938	186,308
Unpaid principal balance of mortgage loans serviced for others	$ 12,524,131	$ 12,253,361	$ 12,524,131	$ 12,253,361