Schedule of Temporary Impairment Losses, Investments (Details) - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021
Schedule of Unrealized Losses and Estimated Fair Values [Line Items]
Investment Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value	$ 1,017,720	$ 1,032,863
Investment Securities, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss	(63,391)	(22,142)
Investment Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value	325,196	0
Investment Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss	(35,281)	0
Investment Securities, Continuous Unrealized Loss Position, Fair Value, Total	1,342,916	1,032,863
Investment Securities, Continuous Unrealized Loss Position, Accumulated Loss	(98,672)	(22,142)
Debt Securities, Held-to-maturity	512,911	541,311
Debt Securities, Held-to-maturity, Accumulated Unrecognized Gain	160	3,768
Debt Securities, Held-to-maturity, Accumulated Unrecognized Loss	(35,983)	(8,428)
Securities held to maturity, fair value	477,088	536,651
US Government Agencies Debt Securities Commercial
Schedule of Unrealized Losses and Estimated Fair Values [Line Items]
Investment Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value	355,202
Investment Securities, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss	(24,189)
Investment Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value	42,690
Investment Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss	(3,810)
Investment Securities, Continuous Unrealized Loss Position, Fair Value, Total	397,892
Investment Securities, Continuous Unrealized Loss Position, Accumulated Loss	(27,999)
Residential Mortgage Backed Securities [Member]
Schedule of Unrealized Losses and Estimated Fair Values [Line Items]
Investment Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value	622,340	658,965
Investment Securities, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss	(36,828)	(14,779)
Investment Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value	254,048	0
Investment Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss	(28,940)	0
Investment Securities, Continuous Unrealized Loss Position, Fair Value, Total	876,388	658,965
Investment Securities, Continuous Unrealized Loss Position, Accumulated Loss	(65,768)	(14,779)
Debt Securities, Held-to-maturity	366,380	387,848
Debt Securities, Held-to-maturity, Accumulated Unrecognized Gain	76	2,800
Debt Securities, Held-to-maturity, Accumulated Unrecognized Loss	(26,251)	(5,758)
Securities held to maturity, fair value	340,205	384,890
US Government-sponsored Enterprises Debt Securities [Member]
Schedule of Unrealized Losses and Estimated Fair Values [Line Items]
Investment Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value	0	22,261
Investment Securities, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss	0	(644)
Investment Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value	20,794	0
Investment Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss	(2,189)	0
Investment Securities, Continuous Unrealized Loss Position, Fair Value, Total	20,794	22,261
Investment Securities, Continuous Unrealized Loss Position, Accumulated Loss	(2,189)	(644)
Debt Securities, Held-to-maturity	21,983	21,904
Debt Securities, Held-to-maturity, Accumulated Unrecognized Gain	0	0
Debt Securities, Held-to-maturity, Accumulated Unrecognized Loss	(2,124)	(625)
Securities held to maturity, fair value	19,859	21,279
Obligations of States and Political Subdivisions [Member]
Schedule of Unrealized Losses and Estimated Fair Values [Line Items]
Investment Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value	21,606	11,213
Investment Securities, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss	(1,618)	(206)
Investment Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value	2,637	0
Investment Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss	(268)	0
Investment Securities, Continuous Unrealized Loss Position, Fair Value, Total	24,243	11,213
Investment Securities, Continuous Unrealized Loss Position, Accumulated Loss	(1,886)	(206)
Debt Securities, Held-to-maturity	28,290	29,402
Debt Securities, Held-to-maturity, Accumulated Unrecognized Gain	76	414
Debt Securities, Held-to-maturity, Accumulated Unrecognized Loss	(1,272)	(103)
Securities held to maturity, fair value	27,094	29,713
Corporate Debt Securities [Member]
Schedule of Unrealized Losses and Estimated Fair Values [Line Items]
Investment Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value	13,311
Investment Securities, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss	(688)
Investment Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value	5,027
Investment Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss	(74)
Investment Securities, Continuous Unrealized Loss Position, Fair Value, Total	18,338
Investment Securities, Continuous Unrealized Loss Position, Accumulated Loss	(762)
Obligations of U.S. Government-Sponsored Enterprises - Mortgage-Backed Securities - Commercial [Member]
Schedule of Unrealized Losses and Estimated Fair Values [Line Items]
Debt Securities, Held-to-maturity	6,672	7,309
Debt Securities, Held-to-maturity, Accumulated Unrecognized Gain	8	148
Debt Securities, Held-to-maturity, Accumulated Unrecognized Loss	0	0
Securities held to maturity, fair value	6,680	7,457
US Government Agencies Debt Securities [Member]
Schedule of Unrealized Losses and Estimated Fair Values [Line Items]
Debt Securities, Held-to-maturity	88,600
Securities held to maturity, fair value	82,300
US Government Agencies Residential Mortgage-backed Securities [Member]
Schedule of Unrealized Losses and Estimated Fair Values [Line Items]
Investment Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value	4,672
Investment Securities, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss	(57)
Investment Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value	0
Investment Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss	0
Investment Securities, Continuous Unrealized Loss Position, Fair Value, Total	4,672
Investment Securities, Continuous Unrealized Loss Position, Accumulated Loss	(57)
Debt Securities, Held-to-maturity	2,305	2,409
Debt Securities, Held-to-maturity, Accumulated Unrecognized Gain	0	101
Debt Securities, Held-to-maturity, Accumulated Unrecognized Loss	(41)	0
Securities held to maturity, fair value	2,264	2,510
Debt Security, Government, Non-US [Member]
Schedule of Unrealized Losses and Estimated Fair Values [Line Items]
Investment Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value	589	997
Investment Securities, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss	(11)	(3)
Investment Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value	0	0
Investment Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss	0	0
Investment Securities, Continuous Unrealized Loss Position, Fair Value, Total	589	997
Investment Securities, Continuous Unrealized Loss Position, Accumulated Loss	(11)	(3)
Debt Securities, Held-to-maturity	1,000	1,000
Debt Securities, Held-to-maturity, Accumulated Unrecognized Gain	0	0
Debt Securities, Held-to-maturity, Accumulated Unrecognized Loss	(11)	(3)
Securities held to maturity, fair value	989	997
US Government Agency Debt Securities Commercial [Member]
Schedule of Unrealized Losses and Estimated Fair Values [Line Items]
Investment Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value		320,414
Investment Securities, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss		(6,398)
Investment Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value		0
Investment Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss		0
Investment Securities, Continuous Unrealized Loss Position, Fair Value, Total		320,414
Investment Securities, Continuous Unrealized Loss Position, Accumulated Loss		(6,398)
Debt Securities, Held-to-maturity	86,281	91,439
Debt Securities, Held-to-maturity, Accumulated Unrecognized Gain	0	305
Debt Securities, Held-to-maturity, Accumulated Unrecognized Loss	(6,284)	(1,939)
Securities held to maturity, fair value	$ 79,997	89,805
Corporate Securities [Member]
Schedule of Unrealized Losses and Estimated Fair Values [Line Items]
Investment Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value		19,013
Investment Securities, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss		(112)
Investment Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value		0
Investment Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss		0
Investment Securities, Continuous Unrealized Loss Position, Fair Value, Total		19,013
Investment Securities, Continuous Unrealized Loss Position, Accumulated Loss		$ (112)