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Investment Securities (Details) - USD ($)
$ in Thousands
6 Months Ended 12 Months Ended
Jun. 30, 2022
Dec. 31, 2021
Marketable Securities [Line Items]    
Available-for-Sale Securities, Amortized Cost Basis $ 354,282 $ 560,688
Available-for-Sale Securities, Gross Unrealized Gain 224 9,178
Available-for-Sale Securities, Gross Unrealized Loss (17,252) 5,027
Available-for-Sale Securities 337,254 564,839
US Treasury Securities [Member]    
Marketable Securities [Line Items]    
Available-for-Sale Securities, Amortized Cost Basis 60,454 15,736
Available-for-Sale Securities, Gross Unrealized Gain
Available-for-Sale Securities, Gross Unrealized Loss (3,131) 300
Available-for-Sale Securities 57,323 15,436
US Government-sponsored Enterprises Debt Securities [Member]    
Marketable Securities [Line Items]    
Available-for-Sale Securities, Amortized Cost Basis 2,500 2,499
Available-for-Sale Securities, Gross Unrealized Gain 2
Available-for-Sale Securities, Gross Unrealized Loss (311)
Available-for-Sale Securities 2,189 2,501
Mortgage-Backed Securities, Issued by US Government Sponsored Enterprises [Member]    
Marketable Securities [Line Items]    
Available-for-Sale Securities, Amortized Cost Basis 256,725 398,125
Available-for-Sale Securities, Gross Unrealized Gain 29 3,596
Available-for-Sale Securities, Gross Unrealized Loss (12,933) 3,992
Available-for-Sale Securities 243,821 397,729
Small Business Administration pools [Member]    
Marketable Securities [Line Items]    
Available-for-Sale Securities, Amortized Cost Basis 25,830 30,835
Available-for-Sale Securities, Gross Unrealized Gain 148 505
Available-for-Sale Securities, Gross Unrealized Loss (415) 67
Available-for-Sale Securities 25,563 31,273
US States and Political Subdivisions Debt Securities [Member]    
Marketable Securities [Line Items]    
Available-for-Sale Securities, Amortized Cost Basis   105,469
Available-for-Sale Securities, Gross Unrealized Gain 4,918
Available-for-Sale Securities, Gross Unrealized Loss 539
Available-for-Sale Securities 109,848
Corporate and other securities [Member]    
Marketable Securities [Line Items]    
Available-for-Sale Securities, Amortized Cost Basis 8,773 8,024
Available-for-Sale Securities, Gross Unrealized Gain 47 157
Available-for-Sale Securities, Gross Unrealized Loss (462) 129
Available-for-Sale Securities $ 8,358 $ 8,052