Securities - Available for Sale Securities With Gross Unrealized Losses and Their Fair Value (Details) $ in Thousands	Dec. 31, 2023 USD ($)	Dec. 31, 2022 USD ($)
Held-to-maturity securities have been in a continuous unrealized loss position, number of positions	4	4
Held-to-maturity securities have been in a continuous unrealized loss position, fair value		$ 62,550
Held-to-maturity securities have been in a continuous unrealized loss position, fair value	$ 65,755
Held-to-maturity securities have been in a continuous unrealized loss position, unrealized loss		(12,261)
Held-to-maturity securities have been in a continuous unrealized loss position, unrealized loss	(8,255)
Held-to-maturity securities have been in a continuous unrealized loss position, less than 12 months, fair value		62,550
Held-to-maturity securities have been in a continuous unrealized loss position, less than 12 months, unrealized losses		$ (12,261)
Held-to-maturity securities have been in a continuous unrealized loss position, 12 months or more, fair value	65,755
Held-to-maturity securities have been in a continuous unrealized loss position, 12 months or more, unrealized losses	$ (8,255)
Securities have been in a continuous unrealized loss position, number of positions	166	166
Securities have been in a continuous unrealized loss position, fair value	$ 702,778	$ 718,869
Securities have been in a continuous unrealized loss position, unrealized losses	(83,020)	(91,529)
Securities have been in a continuous unrealized loss position, less than 12 months, fair value	33,856	322,133
Securities have been in a continuous unrealized loss position, less than 12 months, unrealized losses	(1,360)	(18,711)
Securities have been in a continuous unrealized loss position, 12 months or more, fair value	668,922	396,736
Securities have been in a continuous unrealized loss position, 12 months or more, unrealized losses	$ (81,660)	$ (72,818)
Other Debt Obligations
Held-to-maturity securities have been in a continuous unrealized loss position, number of positions	3	3
Held-to-maturity securities have been in a continuous unrealized loss position, fair value		$ 55,561
Held-to-maturity securities have been in a continuous unrealized loss position, fair value	$ 58,697
Held-to-maturity securities have been in a continuous unrealized loss position, unrealized loss		(11,375)
Held-to-maturity securities have been in a continuous unrealized loss position, unrealized loss	(7,458)
Held-to-maturity securities have been in a continuous unrealized loss position, less than 12 months, fair value		55,561
Held-to-maturity securities have been in a continuous unrealized loss position, less than 12 months, unrealized losses		$ (11,375)
Held-to-maturity securities have been in a continuous unrealized loss position, 12 months or more, fair value	58,697
Held-to-maturity securities have been in a continuous unrealized loss position, 12 months or more, unrealized losses	$ (7,458)
Securities have been in a continuous unrealized loss position, number of positions	51	46
Securities have been in a continuous unrealized loss position, fair value	$ 350,575	$ 335,100
Securities have been in a continuous unrealized loss position, unrealized losses	(19,358)	(21,489)
Securities have been in a continuous unrealized loss position, less than 12 months, fair value	27,945	218,024
Securities have been in a continuous unrealized loss position, less than 12 months, unrealized losses	(1,325)	(8,986)
Securities have been in a continuous unrealized loss position, 12 months or more, fair value	322,630	117,076
Securities have been in a continuous unrealized loss position, 12 months or more, unrealized losses	$ (18,033)	$ (12,503)
US States and Political Subdivisions Debt Securities [Member]
Held-to-maturity securities have been in a continuous unrealized loss position, number of positions	3	3
Held-to-maturity securities have been in a continuous unrealized loss position, fair value		$ 55,561
Held-to-maturity securities have been in a continuous unrealized loss position, fair value	$ 58,697
Held-to-maturity securities have been in a continuous unrealized loss position, unrealized loss		(11,375)
Held-to-maturity securities have been in a continuous unrealized loss position, unrealized loss	(7,458)
Held-to-maturity securities have been in a continuous unrealized loss position, less than 12 months, fair value		55,561
Held-to-maturity securities have been in a continuous unrealized loss position, less than 12 months, unrealized losses		$ (11,375)
Held-to-maturity securities have been in a continuous unrealized loss position, 12 months or more, fair value	58,697
Held-to-maturity securities have been in a continuous unrealized loss position, 12 months or more, unrealized losses	$ (7,458)
US Government Agencies Debt Securities [Member]
Securities have been in a continuous unrealized loss position, number of positions	8	7
Securities have been in a continuous unrealized loss position, fair value	$ 74,517	$ 77,856
Securities have been in a continuous unrealized loss position, unrealized losses	(937)	(2,619)
Securities have been in a continuous unrealized loss position, less than 12 months, fair value	2,517	77,059
Securities have been in a continuous unrealized loss position, less than 12 months, unrealized losses	(7)	(2,517)
Securities have been in a continuous unrealized loss position, 12 months or more, fair value	72,000	797
Securities have been in a continuous unrealized loss position, 12 months or more, unrealized losses	$ (930)	$ (102)
Corporate Debt Securities [Member]
Securities have been in a continuous unrealized loss position, number of positions	26	20
Securities have been in a continuous unrealized loss position, fair value	$ 155,449	$ 131,766
Securities have been in a continuous unrealized loss position, unrealized losses	(17,735)	(14,664)
Securities have been in a continuous unrealized loss position, less than 12 months, fair value	25,428	45,447
Securities have been in a continuous unrealized loss position, less than 12 months, unrealized losses	(1,318)	(3,553)
Securities have been in a continuous unrealized loss position, 12 months or more, fair value	130,021	86,319
Securities have been in a continuous unrealized loss position, 12 months or more, unrealized losses	$ (16,417)	$ (11,111)
Collateralized Loan Obligations [Member]
Securities have been in a continuous unrealized loss position, number of positions	17	19
Securities have been in a continuous unrealized loss position, fair value	$ 120,609	$ 125,478
Securities have been in a continuous unrealized loss position, unrealized losses	(686)	(4,206)
Securities have been in a continuous unrealized loss position, less than 12 months, fair value		95,518
Securities have been in a continuous unrealized loss position, less than 12 months, unrealized losses		(2,916)
Securities have been in a continuous unrealized loss position, 12 months or more, fair value	120,609	29,960
Securities have been in a continuous unrealized loss position, 12 months or more, unrealized losses	$ (686)	$ (1,290)
Collateralized Mortgage Backed Securities
Held-to-maturity securities have been in a continuous unrealized loss position, number of positions	1	1
Held-to-maturity securities have been in a continuous unrealized loss position, fair value		$ 6,989
Held-to-maturity securities have been in a continuous unrealized loss position, fair value	$ 7,058
Held-to-maturity securities have been in a continuous unrealized loss position, unrealized loss		(886)
Held-to-maturity securities have been in a continuous unrealized loss position, unrealized loss	(797)
Held-to-maturity securities have been in a continuous unrealized loss position, less than 12 months, fair value		6,989
Held-to-maturity securities have been in a continuous unrealized loss position, less than 12 months, unrealized losses		$ (886)
Held-to-maturity securities have been in a continuous unrealized loss position, 12 months or more, fair value	7,058
Held-to-maturity securities have been in a continuous unrealized loss position, 12 months or more, unrealized losses	$ (797)
Securities have been in a continuous unrealized loss position, number of positions	115	120
Securities have been in a continuous unrealized loss position, fair value	$ 352,203	$ 383,769
Securities have been in a continuous unrealized loss position, unrealized losses	(63,662)	(70,040)
Securities have been in a continuous unrealized loss position, less than 12 months, fair value	5,911	104,109
Securities have been in a continuous unrealized loss position, less than 12 months, unrealized losses	(35)	(9,725)
Securities have been in a continuous unrealized loss position, 12 months or more, fair value	346,292	279,660
Securities have been in a continuous unrealized loss position, 12 months or more, unrealized losses	$ (63,627)	$ (60,315)
REMIC and CMO [Member]
Securities have been in a continuous unrealized loss position, number of positions	46	47
Securities have been in a continuous unrealized loss position, fair value	$ 133,312	$ 148,120
Securities have been in a continuous unrealized loss position, unrealized losses	(26,591)	(27,298)
Securities have been in a continuous unrealized loss position, less than 12 months, fair value		40,911
Securities have been in a continuous unrealized loss position, less than 12 months, unrealized losses		(3,457)
Securities have been in a continuous unrealized loss position, 12 months or more, fair value	133,312	107,209
Securities have been in a continuous unrealized loss position, 12 months or more, unrealized losses	$ (26,591)	$ (23,841)
GNMA [Member]
Securities have been in a continuous unrealized loss position, number of positions	7	8
Securities have been in a continuous unrealized loss position, fair value	$ 10,466	$ 7,133
Securities have been in a continuous unrealized loss position, unrealized losses	(1,740)	(1,879)
Securities have been in a continuous unrealized loss position, less than 12 months, fair value	3,867	64
Securities have been in a continuous unrealized loss position, less than 12 months, unrealized losses	(34)
Securities have been in a continuous unrealized loss position, 12 months or more, fair value	6,599	7,069
Securities have been in a continuous unrealized loss position, 12 months or more, unrealized losses	$ (1,706)	$ (1,879)
FNMA [Member]
Held-to-maturity securities have been in a continuous unrealized loss position, number of positions	1	1
Held-to-maturity securities have been in a continuous unrealized loss position, fair value		$ 6,989
Held-to-maturity securities have been in a continuous unrealized loss position, fair value	$ 7,058
Held-to-maturity securities have been in a continuous unrealized loss position, unrealized loss		(886)
Held-to-maturity securities have been in a continuous unrealized loss position, unrealized loss	(797)
Held-to-maturity securities have been in a continuous unrealized loss position, less than 12 months, fair value		6,989
Held-to-maturity securities have been in a continuous unrealized loss position, less than 12 months, unrealized losses		$ (886)
Held-to-maturity securities have been in a continuous unrealized loss position, 12 months or more, fair value	7,058
Held-to-maturity securities have been in a continuous unrealized loss position, 12 months or more, unrealized losses	$ (797)
Securities have been in a continuous unrealized loss position, number of positions	44	47
Securities have been in a continuous unrealized loss position, fair value	$ 133,394	$ 148,229
Securities have been in a continuous unrealized loss position, unrealized losses	(20,935)	(24,425)
Securities have been in a continuous unrealized loss position, less than 12 months, fair value	2,044	38,296
Securities have been in a continuous unrealized loss position, less than 12 months, unrealized losses	(1)	(3,871)
Securities have been in a continuous unrealized loss position, 12 months or more, fair value	131,350	109,933
Securities have been in a continuous unrealized loss position, 12 months or more, unrealized losses	$ (20,934)	$ (20,554)
FHLMC [Member]
Securities have been in a continuous unrealized loss position, number of positions	18	18
Securities have been in a continuous unrealized loss position, fair value	$ 75,031	$ 80,287
Securities have been in a continuous unrealized loss position, unrealized losses	(14,396)	(16,438)
Securities have been in a continuous unrealized loss position, less than 12 months, fair value	0	24,838
Securities have been in a continuous unrealized loss position, less than 12 months, unrealized losses	0	(2,397)
Securities have been in a continuous unrealized loss position, 12 months or more, fair value	75,031	55,449
Securities have been in a continuous unrealized loss position, 12 months or more, unrealized losses	$ (14,396)	$ (14,041)