Investment Securities (Gross Unrealized Losses and Fair Value by Length of Continuous Unrealized Loss Position) (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Schedule of Available-for-sale Securities [Line Items]
Available-for-sale securities, continuous unrealized loss position, less than 12 months, fair value	$ 41,412	$ 26,788
Available-for-sale securities, continuous unrealized loss position, less than 12 Months, unrealized losses	594	150
Available-for-sale securities, continuous unrealized loss position, more than 12 Months, fair value	20,930	236
Available-for-sale securities, continuous unrealized loss position, more than 12 Months, unrealized losses	669	1
Available-for-sale securities, continuous unrealized loss position, fair value	62,342	27,024
Available-for-sale securities, continuous unrealized loss position, unrealized losses	1,263	151
Held-to-maturity securities, continuous unrealized loss position, less than 12 Months, fair value	291,677	12,237
Held-to-maturity securities, continuous unrealized loss position, less than 12 Months, unrealized losses	2,850	63
Held-to-maturity securities, continuous unrealized loss position, more than 12 Months, fair value	26,283
Held-to-maturity securities, continuous unrealized loss position, more than 12 Months, unrealized losses	638
Held-to-maturity securities, continuous unrealized loss position, fair value	317,960	12,237
Held-to-maturity securities, continuous unrealized loss position, unrealized losses	3,488	63
Mortgage-backed [Member]
Schedule of Available-for-sale Securities [Line Items]
Available-for-sale securities, continuous unrealized loss position, less than 12 months, fair value	39,851	11,869
Available-for-sale securities, continuous unrealized loss position, less than 12 Months, unrealized losses	593	68
Available-for-sale securities, continuous unrealized loss position, more than 12 Months, fair value	3,562
Available-for-sale securities, continuous unrealized loss position, more than 12 Months, unrealized losses	36
Available-for-sale securities, continuous unrealized loss position, fair value	43,413	11,869
Available-for-sale securities, continuous unrealized loss position, unrealized losses	629	68
Held-to-maturity securities, continuous unrealized loss position, less than 12 Months, fair value	226,918	5,093
Held-to-maturity securities, continuous unrealized loss position, less than 12 Months, unrealized losses	1,836	18
Held-to-maturity securities, continuous unrealized loss position, more than 12 Months, fair value	14,564
Held-to-maturity securities, continuous unrealized loss position, more than 12 Months, unrealized losses	412
Held-to-maturity securities, continuous unrealized loss position, fair value	241,482	5,093
Held-to-maturity securities, continuous unrealized loss position, unrealized losses	2,248	18
U.S. Government Agencies [Member]
Schedule of Available-for-sale Securities [Line Items]
Available-for-sale securities, continuous unrealized loss position, less than 12 months, fair value	1,561	14,919
Available-for-sale securities, continuous unrealized loss position, less than 12 Months, unrealized losses	1	82
Available-for-sale securities, continuous unrealized loss position, more than 12 Months, fair value	17,368	236
Available-for-sale securities, continuous unrealized loss position, more than 12 Months, unrealized losses	633	1
Available-for-sale securities, continuous unrealized loss position, fair value	18,929	15,155
Available-for-sale securities, continuous unrealized loss position, unrealized losses	634	83
Held-to-maturity securities, continuous unrealized loss position, less than 12 Months, fair value	64,268	6,646
Held-to-maturity securities, continuous unrealized loss position, less than 12 Months, unrealized losses	1,005	43
Held-to-maturity securities, continuous unrealized loss position, more than 12 Months, fair value	11,719
Held-to-maturity securities, continuous unrealized loss position, more than 12 Months, unrealized losses	226
Held-to-maturity securities, continuous unrealized loss position, fair value	75,987	6,646
Held-to-maturity securities, continuous unrealized loss position, unrealized losses	1,231	43
Other Debt Securities [Member]
Schedule of Available-for-sale Securities [Line Items]
Held-to-maturity securities, continuous unrealized loss position, less than 12 Months, fair value	491	498
Held-to-maturity securities, continuous unrealized loss position, less than 12 Months, unrealized losses	9	2
Held-to-maturity securities, continuous unrealized loss position, fair value	491	498
Held-to-maturity securities, continuous unrealized loss position, unrealized losses	$ 9	$ 2