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Securities, Available for Sale (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024	Dec. 31, 2024
Debt securities, available-for-sale [Abstract]
Amortized cost	$ 1,922,260		$ 1,922,260		$ 1,739,299
Unrealized gains	3,889		3,889		251
Unrealized losses	(112,955)		(112,955)		(164,886)
Estimated fair value	1,813,194		1,813,194		1,574,664
Allowance for credit losses on AFS securities	0		0		0
Gross realized gains	0	$ 0	0	$ 0
Gross realized losses	0	$ 0	0	0
Gain recognized on sale of previously written-off security				$ 2,300
U.S. Treasury [Member]
Debt securities, available-for-sale [Abstract]
Amortized cost	104,221		104,221		108,838
Unrealized gains	32		32		59
Unrealized losses	(3,173)		(3,173)		(6,107)
Estimated fair value	101,080		101,080		102,790
Federal Agency [Member]
Debt securities, available-for-sale [Abstract]
Amortized cost	248,321		248,321		248,348
Unrealized gains	0		0		0
Unrealized losses	(19,265)		(19,265)		(29,831)
Estimated fair value	229,056		229,056		218,517
State & Municipal [Member]
Debt securities, available-for-sale [Abstract]
Amortized cost	93,356		93,356		95,457
Unrealized gains	5		5		0
Unrealized losses	(4,664)		(4,664)		(7,967)
Estimated fair value	88,697		88,697		87,490
Mortgage-Backed, Government Sponsored Enterprises [Member]
Debt securities, available-for-sale [Abstract]
Amortized cost	477,863		477,863		435,825
Unrealized gains	1,348		1,348		2
Unrealized losses	(27,176)		(27,176)		(41,528)
Estimated fair value	452,035		452,035		394,299
Mortgage-Backed, U.S. Government Agency Securities [Member]
Debt securities, available-for-sale [Abstract]
Amortized cost	116,835		116,835		76,528
Unrealized gains	513		513		9
Unrealized losses	(4,080)		(4,080)		(6,471)
Estimated fair value	113,268		113,268		70,066
Collateralized Mortgage Obligations, Government-Sponsored Enterprises [Member]
Debt securities, available-for-sale [Abstract]
Amortized cost	621,058		621,058		546,685
Unrealized gains	1,810		1,810		142
Unrealized losses	(29,137)		(29,137)		(42,831)
Estimated fair value	593,731		593,731		503,996
Collateralized Mortgage Obligations, U.S. Government Agency Securities [Member]
Debt securities, available-for-sale [Abstract]
Amortized cost	226,606		226,606		179,136
Unrealized gains	175		175		39
Unrealized losses	(23,406)		(23,406)		(26,683)
Estimated fair value	203,375		203,375		152,492
Corporate [Member]
Debt securities, available-for-sale [Abstract]
Amortized cost	34,000		34,000		48,482
Unrealized gains	6		6		0
Unrealized losses	(2,054)		(2,054)		(3,468)
Estimated fair value	$ 31,952		$ 31,952		$ 45,014

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