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Fair Value Measurements and Fair Value of Financial Instruments (Details) - Schedule of fair value hierarchy - USD ($) $ in Thousands | Mar. 31, 2021 | Dec. 31, 2020 | Mar. 31, 2020 | Dec. 31, 2019
--- | --- | --- | --- | ---
Financial assets |  |  |  |
Cash and due from banks, Carrying Amount | $ 260,092 | $ 303,756 | $ 282,809 | $ 201,483
Cash and due from banks, Fair Value | 260,092 | 303,756 |  |
Securities available-for-sale, Carrying Amount | 442,023 | 487,955 |  |
Securities available-for-sale | 442,023 | 487,955 |  |
Investment in restricted stocks, Carrying Amount | 22,483 | 25,099 |  |
Investment in restricted stocks, Fair Value |  |  |  |
Equity securities, Carrying Amount | 13,200 | 13,387 |  |
Equity securities, Fair Value | 13,200 | 13,387 |  |
Net loans, Carrying Amount | 6,196,623 | 6,157,081 |  |
Net loans, Fair Value | 6,267,519 | 6,244,037 |  |
Accrued interest receivable, Carrying Amount | 35,249 | 35,317 |  |
Accrued interest receivable, Fair Value | 35,249 | 35,317 |  |
Financial liabilities |  |  |  |
Noninterest-bearing deposits, Carrying Amount | 1,384,961 | 1,339,108 |  |
Noninterest-bearing deposits, Fair Value | 1,384,961 | 1,339,108 |  |
Interest-bearing deposits, Carrying Amount | 4,566,373 | 4,620,116 |  |
Interest-bearing deposits, Fair Value | 4,573,673 | 4,633,961 |  |
Borrowings, Carrying Amount | 359,710 | 425,954 |  |
Borrowings, Fair Value | 362,497 | 429,671 |  |
Subordinated debentures, Carrying Amount | 152,724 | 202,648 |  |
Subordinated debentures, Fair Value | 163,868 | 214,113 |  |
Derivatives, Carrying Amount | 1,464 | 2,119 |  |
Derivatives, Fair Value | 1,464 | 2,119 |  |
Accrued interest payable, Carrying Amount | 3,598 | 3,687 |  |
Accrued interest payable, Fair Value | 3,598 | 3,687 |  |
Fair Value, Inputs, Level 1 [Member] |  |  |  |
Financial assets |  |  |  |
Cash and due from banks, Fair Value | 260,092 | 303,756 |  |
Securities available-for-sale | 2,277 | 157 |  |
Investment in restricted stocks, Fair Value |  |  |  |
Equity securities, Fair Value | 13,200 | 13,387 |  |
Net loans, Fair Value |  |  |  |
Accrued interest receivable, Fair Value |  |  |  |
Financial liabilities |  |  |  |
Noninterest-bearing deposits, Fair Value | 1,384,961 | 1,339,108 |  |
Interest-bearing deposits, Fair Value | 3,209,774 | 3,155,983 |  |
Borrowings, Fair Value |  |  |  |
Subordinated debentures, Fair Value |  |  |  |
Derivatives, Fair Value |  |  |  |
Accrued interest payable, Fair Value |  |  |  |
Fair Value, Inputs, Level 2 [Member] |  |  |  |
Financial assets |  |  |  |
Cash and due from banks, Fair Value |  |  |  |
Securities available-for-sale | 442,023 | 478,954 |  |
Investment in restricted stocks, Fair Value |  |  |  |
Equity securities, Fair Value |  |  |  |
Net loans, Fair Value |  |  |  |
Accrued interest receivable, Fair Value | 1,598 | 1,764 |  |
Financial liabilities |  |  |  |
Noninterest-bearing deposits, Fair Value |  |  |  |
Interest-bearing deposits, Fair Value | 1,363,899 | 1,477,978 |  |
Borrowings, Fair Value | 362,497 | 429,671 |  |
Subordinated debentures, Fair Value | 163,868 | 214,113 |  |
Derivatives, Fair Value | 1,464 | 2,119 |  |
Accrued interest payable, Fair Value | 3,598 | 3,687 |  |
Fair Value, Inputs, Level 3 [Member] |  |  |  |
Financial assets |  |  |  |
Cash and due from banks, Fair Value |  |  |  |
Securities available-for-sale | 8,774 | 8,844 |  |
Investment in restricted stocks, Fair Value |  |  |  |
Equity securities, Fair Value |  |  |  |
Net loans, Fair Value | 6,267,519 | 6,244,037 |  |
Accrued interest receivable, Fair Value | 33,651 | 33,553 |  |
Financial liabilities |  |  |  |
Noninterest-bearing deposits, Fair Value |  |  |  |
Interest-bearing deposits, Fair Value |  |  |  |
Borrowings, Fair Value |  |  |  |
Subordinated debentures, Fair Value |  |  |  |
Derivatives, Fair Value |  |  |  |
Accrued interest payable, Fair Value |  |  |  |

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- Definition Amount of borrowings as of the balance sheet date from the Federal Home Loan Bank, which are primarily used to cover shortages in the required reserve balance and liquidity shortages. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 470 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6479118&loc=d3e64650-112822 + Details
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- Definition Fair value of subordinated debt obligations including, but not limited to, subordinated loan, subordinated bond, subordinated debenture or junior debt. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=123874694&loc=d3e19207-110258 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=123874694&loc=d3e19207-110258 + Details
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- Definition The aggregate of all domestic and foreign interest-bearing deposit liabilities. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.12) -URI http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878 + Details
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