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Investment Securities - Additional Information (Details) | 6 Months Ended | 12 Months Ended
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Jun. 30, 2022 USD ($) Security Bond | Dec. 31, 2021 USD ($) Security
Available-for-sale Securities, Amortized Cost Basis [Abstract] |  |
Number of securities in unrealized loss positions, twelve months or more | Security | 14 |
Available for sale securities continuous unrealized loss position twelve months or more amortized historical cost basis | $ 53,900,000 |
Available for sale securities unrealized aggregate loss | $ 4,300 |
Available for sale securities unrealized aggregate loss percentage | 8.00% |
Available-for-sale investment securities aggregate, amortized historical cost |  | $ 189,800,000
Available-for-sale investment securities aggregate fair value that exceeded and amortized historical cost | $ 11,400,000 | $ 579,000
Available-for-sale investment securities aggregate fair value and amortized historical cost percentage | 5.32% | 0.31%
Available-for-sale investment securities decline in fair value and amortized historical cost | $ 12,000,000.0 |
Held-to-maturity Securities [Abstract] |  |
Held to maturity securities continuous unrealized loss position greater than twelve months amortized historical cost basis | 11,700,000 |
Available For Sale Securities Continuous Unrealized Loss Position Greater Than Twelve Months Amortized Historical Cost Basis | 214,400,000 |
Held-to-maturity securities aggregate unrealized loss | $ 1,564,000 | $ 278,000
Held To Maturity Securities Continuous Unrealized Loss Position Twelve Months Or Longer Accumulated Loss Percentage | 13.40% |
Number of securities in unrealized loss positions, twelve months or more | Security | 8 | 8
Held to maturity securities continuous unrealized loss position greater than twelve months amortized historical cost basis | $ 11,700,000 |
Held-to-maturity securities aggregate unrealized loss | $ 1,564,000 | $ 278,000
Held-to-maturity securities aggregate unrealized loss percentage | 13.40% |
Twelve months or more Fair Value | $ 10,091,000 | 10,527,000
Held to maturity securities | Security | 8 |
Months of unrealized loss positions | 12 months |
Number of securities in unrealized loss positions, twelve months or more | Security | 22 |
Number of securities amortized | Security | 10 |
Percentage of securities amortized | 73.80% |
Debt securities, amortized cost balance | $ 47,900,000 |
Gain (Loss) on Sale of Investments [Abstract] |  |
Securities pledged to collateralize deposit | 83,900,000 | 103,200,000
Securities pledged to collateralize borrowing | $ 7,000,000.0 | $ 9,400,000
Number of securities | Security | 22 |
Investment securities, aggregate book value | $ 65,500,000 |
Aggregate fair value | 59,600,000 |
Investment Securities Unrealized Loss Position | $ 5,900,000 |
Investment Securities Unrealized Loss Position, Percentage | 9.00% |
Corporate Bond [Member] |  |
Available-for-sale Securities, Amortized Cost Basis [Abstract] |  |
Number of securities in unrealized loss positions, twelve months or more | Bond | 1 |
Available for sale securities continuous unrealized loss position twelve months or more amortized historical cost basis | $ 754,000 |
Available for sale securities unrealized aggregate loss | $ 139,000 |
Available for sale securities unrealized aggregate loss percentage | 18.44% |
Held-to-maturity Securities [Abstract] |  |
Held to maturity securities continuous unrealized loss position greater than twelve months amortized historical cost basis | $ 750,000 |
Held-to-maturity securities aggregate unrealized loss | $ 26,000 |
Held To Maturity Securities Continuous Unrealized Loss Position Twelve Months Or Longer Accumulated Loss Percentage | 3.47% |
Number of securities in unrealized loss positions, twelve months or more | Bond | 1 |
Held to maturity securities continuous unrealized loss position greater than twelve months amortized historical cost basis | $ 750,000 |
Held-to-maturity securities aggregate unrealized loss | $ 26,000 |
Held-to-maturity securities aggregate unrealized loss percentage | 3.47% |
Municipal Securities [Member] |  |
Available-for-sale Securities, Amortized Cost Basis [Abstract] |  |
Number of securities in unrealized loss positions, twelve months or more | Bond | 1 |
Available for sale securities continuous unrealized loss position twelve months or more amortized historical cost basis | $ 2,200,000 |
Available for sale securities unrealized aggregate loss | $ 189,000 |
Available for sale securities unrealized aggregate loss percentage | 8.57% |
Held-to-maturity Securities [Abstract] |  |
Held to maturity securities continuous unrealized loss position greater than twelve months amortized historical cost basis | $ 5,300,000 |
Held-to-maturity securities aggregate unrealized loss | $ 1,100,000 |
Held To Maturity Securities Continuous Unrealized Loss Position Twelve Months Or Longer Accumulated Loss Percentage | 20.31% |
Number of securities in unrealized loss positions, twelve months or more | Security | 3 |
Held to maturity securities continuous unrealized loss position greater than twelve months amortized historical cost basis | $ 5,300,000 |
Held-to-maturity securities aggregate unrealized loss | $ 1,100,000 |
Held-to-maturity securities aggregate unrealized loss percentage | 20.31% |
Months of unrealized loss positions | 12 months |
Corporate Bond [Member] |  |
Available-for-sale Securities, Amortized Cost Basis [Abstract] |  |
Number of securities in unrealized loss positions, twelve months or more | Security | 3 |
Available for sale securities unrealized aggregate loss | $ 177,000 |
Available for sale securities unrealized aggregate loss percentage | 4.50% |
Available for sale securities continuous unrealized loss position twelve months or more amortized historical cost basis | $ 4,000,000.0 |
Held-to-maturity Securities [Abstract] |  |
Held to maturity securities continuous unrealized loss position greater than twelve months amortized historical cost basis | 3,600,000 |
Held-to-maturity securities aggregate unrealized loss | $ 334,000 |
Held To Maturity Securities Continuous Unrealized Loss Position Twelve Months Or Longer Accumulated Loss Percentage | 9.22% |
Number of securities in unrealized loss positions, twelve months or more | Security | 2 |
Held to maturity securities continuous unrealized loss position greater than twelve months amortized historical cost basis | $ 3,600,000 |
Held-to-maturity securities aggregate unrealized loss | $ 334,000 |
Held-to-maturity securities aggregate unrealized loss percentage | 9.22% |
1 Private-Label Asset - Backed Securities by Private-Issue Student Loan [Member] |  |
Held-to-maturity Securities [Abstract] |  |
Held to maturity securities continuous unrealized loss position greater than twelve months amortized historical cost basis | $ 3,000,000.0 |
Held-to-maturity securities aggregate unrealized loss | $ 146,000 |
Held To Maturity Securities Continuous Unrealized Loss Position Twelve Months Or Longer Accumulated Loss Percentage | 4.88% |
Held to maturity securities continuous unrealized loss position greater than twelve months amortized historical cost basis | $ 3,000,000.0 |
Held-to-maturity securities aggregate unrealized loss | $ 146,000 |
Held-to-maturity securities aggregate unrealized loss percentage | 4.88% |
1 Private Label Asset - Backed Securities By Real Estate Lease Contracts [Member] |  |
Held-to-maturity Securities [Abstract] |  |
Held to maturity securities continuous unrealized loss position greater than twelve months amortized historical cost basis | $ 1,000,000.0 |
Held-to-maturity securities aggregate unrealized loss | $ 118,000 |
Held To Maturity Securities Continuous Unrealized Loss Position Twelve Months Or Longer Accumulated Loss Percentage | 11.39% |
Number of securities in unrealized loss positions, twelve months or more | Security | 1 |
Held to maturity securities continuous unrealized loss position greater than twelve months amortized historical cost basis | $ 1,000,000.0 |
Held-to-maturity securities aggregate unrealized loss | $ 118,000 |
Held-to-maturity securities aggregate unrealized loss percentage | 11.39% |

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