Investment Securities (Maturities) (Details) - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021
Investment Securities [Abstract]
Amortized Cost, Within one year	$ 8,161
Amortized Cost, After 1 through 5 years	89,105
Amortized Cost, After 5 through 10 years	211,006
Amortized Cost, After 10 years	123,804
Amortized Cost, Mortgage-backed securities	289,641
Amortized Cost	721,717	$ 731,495
Fair Value, Within one year	8,179
Fair Value, After 1 through 5 years	89,486
Fair Value, After 5 through 10 years	203,407
Fair Value, After 10 years	118,952
Fair Value, Mortgage-backed securities	262,960
Fair Value	$ 682,984	$ 734,318

Amortized cost of 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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