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Fair Value Measurement - Fair Value, by Balance Sheet Grouping (Details) - USD ($) $ in Thousands | Dec. 31, 2022 | Dec. 31, 2021
--- | --- | ---
Financial instruments - assets |  |
Available for sale, at fair value | $ 237,878 | $ 62,862
Held-to-maturity, fair value | 348,505 | 330,626
Loans held for sale | 2,475 | 11,514
Loan balance | 768,500 | 1,000,000
Other assets: | 0 | 0
Level 1 |  |
Financial instruments - assets |  |
Cash and cash equivalents | 60,881 | 913,752
Available for sale, at fair value | 0 | 0
Held-to-maturity, fair value | 0 | 0
Equity securities | 430 | 500
Loans held for sale | 0 | 0
Loan balance | 0 | 0
Restricted investment in bank stocks | 8,315 | 9,134
Accrued interest receivable | 18,405 | 10,779
Other assets: | 0 | 0
Mortgage banking derivative assets | 0 | 0
Financial instruments - liabilities |  |
Deposits | 0 | 0
Short-term debt | 0 |
Long-term debt | 0 | 0
Subordinated debt | 0 | 0
Accrued interest payable | 2,303 | 1,791
Interest rate swap agreements | 0 | 0
Mortgage banking derivative liabilities | 0 | 0
Level 2 |  |
Financial instruments - assets |  |
Cash and cash equivalents | 0 | 0
Available for sale, at fair value | 237,878 | 62,862
Held-to-maturity, fair value | 348,505 | 330,626
Equity securities | 0 | 0
Loans held for sale | 2,475 | 11,514
Loan balance | 0 | 0
Restricted investment in bank stocks | 0 | 0
Accrued interest receivable | 0 | 0
Other assets: | 11,697 | 1,808
Mortgage banking derivative assets | 46 | 75
Financial instruments - liabilities |  |
Deposits | 3,761,260 | 4,046,217
Short-term debt | 102,647 |
Long-term debt | 1,069 | 77,455
Subordinated debt | 55,917 | 74,553
Accrued interest payable | 0 | 0
Interest rate swap agreements | 11,697 | 1,808
Mortgage banking derivative liabilities | 40 | 22
Level 3 |  |
Financial instruments - assets |  |
Cash and cash equivalents | 0 | 0
Available for sale, at fair value | 0 | 0
Held-to-maturity, fair value | 0 | 0
Equity securities | 0 | 0
Loans held for sale | 0 | 0
Loan balance | 3,439,948 | 3,118,416
Restricted investment in bank stocks | 0 | 0
Accrued interest receivable | 0 | 0
Other assets: | 0 | 0
Mortgage banking derivative assets | 0 | 0
Financial instruments - liabilities |  |
Deposits | 0 | 0
Short-term debt | 0 |
Long-term debt | 0 | 0
Subordinated debt | 0 | 0
Accrued interest payable | 0 | 0
Interest rate swap agreements | 0 | 0
Mortgage banking derivative liabilities | 0 | 0
Carrying Amount |  |
Financial instruments - assets |  |
Cash and cash equivalents | 60,881 | 913,752
Available for sale, at fair value | 237,878 | 62,862
Held-to-maturity, fair value | 399,494 | 329,257
Equity securities | 430 | 500
Loans held for sale | 2,475 | 11,514
Loan balance | 3,495,162 | 3,089,799
Restricted investment in bank stocks | 8,315 | 9,134
Accrued interest receivable | 18,405 | 10,779
Other assets: | 11,697 | 1,808
Mortgage banking derivative assets | 46 | 75
Financial instruments - liabilities |  |
Deposits | 3,778,331 | 4,002,016
Short-term debt | 102,647 |
Long-term debt | 1,119 | 77,890
Subordinated debt | 56,941 | 74,274
Accrued interest payable | 2,303 | 1,791
Interest rate swap agreements | 11,697 | 1,808
Mortgage banking derivative liabilities | 40 | 22
Total |  |
Financial instruments - assets |  |
Cash and cash equivalents | 60,881 | 913,752
Available for sale, at fair value | 237,878 | 62,862
Held-to-maturity, fair value | 348,505 | 330,626
Equity securities | 430 | 500
Loans held for sale | 2,475 | 11,514
Loan balance | 3,439,948 | 3,118,416
Restricted investment in bank stocks | 8,315 | 9,134
Accrued interest receivable | 18,405 | 10,779
Other assets: | 11,697 | 1,808
Mortgage banking derivative assets | 46 | 75
Financial instruments - liabilities |  |
Deposits | 3,761,260 | 4,046,217
Short-term debt | 102,647 |
Long-term debt | 1,069 | 77,455
Subordinated debt | 55,917 | 74,553
Accrued interest payable | 2,303 | 1,791
Interest rate swap agreements | 11,697 | 1,808
Mortgage banking derivative liabilities | $ 40 | $ 22

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- Definition Fair value portion of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. + References No definition available. + Details
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- Definition Amount of investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI), classified as current. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(2)) -URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section 45 -Paragraph 1 -Subparagraph (f) -URI https://asc.fasb.org/extlink&oid=124098289&loc=d3e6676-107765 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 45 -Paragraph 1A -URI https://asc.fasb.org/extlink&oid=123594786&loc=SL75136599-209740 + Details
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