Investment Securities Held to Maturity Securities by Type (Details) - USD ($) $ in Thousands	Sep. 30, 2022	Dec. 31, 2021
Schedule of Held-to-maturity Securities [Line Items]
Debt Securities, Held-to-maturity	$ 474,790	$ 541,311
Debt Securities, Held-to-maturity, Accumulated Unrecognized Gain	0	3,768
Debt Securities, Held-to-maturity, Accumulated Unrecognized Loss	(79,630)	(8,428)
Securities held to maturity, fair value	395,160	536,651
US Government Agencies Residential Mortgage-backed Securities [Member]
Schedule of Held-to-maturity Securities [Line Items]
Debt Securities, Held-to-maturity	2,029	2,409
Debt Securities, Held-to-maturity, Accumulated Unrecognized Gain	0	101
Debt Securities, Held-to-maturity, Accumulated Unrecognized Loss	(240)	0
Securities held to maturity, fair value	1,789	2,510
US Government Agency Debt Securities Commercial [Member]
Schedule of Held-to-maturity Securities [Line Items]
Debt Securities, Held-to-maturity	77,896	91,439
Debt Securities, Held-to-maturity, Accumulated Unrecognized Gain	0	305
Debt Securities, Held-to-maturity, Accumulated Unrecognized Loss	(14,224)	(1,939)
Securities held to maturity, fair value	63,672	89,805
Residential Mortgage Backed Securities [Member]
Schedule of Held-to-maturity Securities [Line Items]
Debt Securities, Held-to-maturity	338,959	387,848
Debt Securities, Held-to-maturity, Accumulated Unrecognized Gain	0	2,800
Debt Securities, Held-to-maturity, Accumulated Unrecognized Loss	(56,872)	(5,758)
Securities held to maturity, fair value	282,087	384,890
Obligations of U.S. Government-Sponsored Enterprises - Mortgage-Backed Securities - Commercial [Member]
Schedule of Held-to-maturity Securities [Line Items]
Debt Securities, Held-to-maturity	5,434	7,309
Debt Securities, Held-to-maturity, Accumulated Unrecognized Gain	0	148
Debt Securities, Held-to-maturity, Accumulated Unrecognized Loss	(123)	0
Securities held to maturity, fair value	5,311	7,457
Obligations of States and Political Subdivisions [Member]
Schedule of Held-to-maturity Securities [Line Items]
Debt Securities, Held-to-maturity	27,331	29,402
Debt Securities, Held-to-maturity, Accumulated Unrecognized Gain	0	414
Debt Securities, Held-to-maturity, Accumulated Unrecognized Loss	(3,377)	(103)
Securities held to maturity, fair value	23,954	29,713
Debt Security, Government, Non-US [Member]
Schedule of Held-to-maturity Securities [Line Items]
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	(38)	(3)
Securities held to maturity, fair value	$ 962	$ 997