Securities (Details) - USD ($) $ in Thousands	Jun. 30, 2022	Dec. 31, 2021
Amortized cost and fair value of investments classified as available for sale
Amortized Cost	$ 1,480,872	$ 1,344,790
Unrealized Gains	4,339	30,126
Unrealized Losses	(146,759)	(10,182)
Fair Value	1,338,452	1,364,734
US Government Agencies Debt Securities [Member]
Amortized cost and fair value of investments classified as available for sale
Amortized Cost	117,937	118,176
Unrealized Gains	39	2,688
Unrealized Losses	(7,979)	(741)
Fair Value	109,997	120,123
Mortgage Backed Securities - Residential
Amortized cost and fair value of investments classified as available for sale
Amortized Cost	691,702	628,920
Unrealized Gains	88	4,387
Unrealized Losses	(78,592)	(6,879)
Fair Value	613,198	626,428
Mortgage Backed Securities - Commercial
Amortized cost and fair value of investments classified as available for sale
Amortized Cost	9,108	15,480
Unrealized Gains	0	191
Unrealized Losses	(147)	0
Fair Value	8,961	15,671
Collateralized Mortgage Obligations
Amortized cost and fair value of investments classified as available for sale
Amortized Cost	223,190	175,501
Unrealized Gains	25	1,272
Unrealized Losses	(17,095)	(1,768)
Fair Value	206,120	175,005
State and Municipal Obligations
Amortized cost and fair value of investments classified as available for sale
Amortized Cost	395,179	362,843
Unrealized Gains	1,090	17,833
Unrealized Losses	(37,893)	(578)
Fair Value	358,376	380,098
Taxable Municipal Bonds
Amortized cost and fair value of investments classified as available for sale
Amortized Cost	38,435	38,445
Unrealized Gains	10	396
Unrealized Losses	(5,044)	(215)
Fair Value	33,401	38,626
US Treasury Securities
Amortized cost and fair value of investments classified as available for sale
Amortized Cost	2,084	205
Unrealized Gains	0	0
Unrealized Losses	(9)	(1)
Fair Value	2,075	204
Collateralized Debt Obligations
Amortized cost and fair value of investments classified as available for sale
Amortized Cost	0	0
Unrealized Gains	3,087	3,359
Unrealized Losses	0	0
Fair Value	$ 3,087	$ 3,359

Amount, before tax, of unrealized gain in accumulated other comprehensive income (AOCI) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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