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Fair Value Measurements (Details) - USD ($) $ in Thousands | Mar. 31, 2022 | Dec. 31, 2021
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Recurring fair value measurement [Abstract] |  |
Equity securities with a readily determinable fair value, at fair value | $ 2,424 | $ 2,546
Debt securities, available-for-sale, at fair value | 293,464 | 308,177
Carrying Amount [Member] |  |
Nonrecurring fair value measurements: [Abstract] |  |
Long-term debt | 10,000 | 10,000
Short-term borrowings | 24,746 |
Fair Value [Member] |  |
Nonrecurring fair value measurements: [Abstract] |  |
Long-term debt | 10,243 | 10,292
Short-term borrowings | 24,746 |
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] |  |
Nonrecurring fair value measurements: [Abstract] |  |
Long-term debt | 0 | 0
Short-term borrowings | 24,746 |
Significant Other Observable Inputs (Level 2) [Member] |  |
Nonrecurring fair value measurements: [Abstract] |  |
Long-term debt | 10,243 | 10,292
Short-term borrowings | 0 |
Significant Unobservable Inputs (Level 3) [Member] |  |
Nonrecurring fair value measurements: [Abstract] |  |
Long-term debt | 0 | 0
Short-term borrowings | 0 |
Recurring [Member] |  |
Recurring fair value measurement [Abstract] |  |
Debt securities, available-for-sale, at fair value | 295,888 | 310,723
Recurring [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] |  |
Recurring fair value measurement [Abstract] |  |
Debt securities, available-for-sale, at fair value | 77,157 | 77,290
Recurring [Member] | Significant Other Observable Inputs (Level 2) [Member] |  |
Recurring fair value measurement [Abstract] |  |
Debt securities, available-for-sale, at fair value | 218,731 | 233,433
Recurring [Member] | Significant Unobservable Inputs (Level 3) [Member] |  |
Recurring fair value measurement [Abstract] |  |
Debt securities, available-for-sale, at fair value | 0 | 0
Nonrecurring [Member] |  |
Recurring fair value measurement [Abstract] |  |
Fair Value | 991 | 1,011
Nonrecurring fair value measurements: [Abstract] |  |
Impaired loans | 991 | 1,011
Nonrecurring [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] |  |
Recurring fair value measurement [Abstract] |  |
Fair Value | 0 | 0
Nonrecurring fair value measurements: [Abstract] |  |
Impaired loans | 0 | 0
Nonrecurring [Member] | Significant Other Observable Inputs (Level 2) [Member] |  |
Recurring fair value measurement [Abstract] |  |
Fair Value | 0 | 0
Nonrecurring fair value measurements: [Abstract] |  |
Impaired loans | 0 | 0
Nonrecurring [Member] | Significant Unobservable Inputs (Level 3) [Member] |  |
Recurring fair value measurement [Abstract] |  |
Fair Value | 991 | 1,011
Nonrecurring fair value measurements: [Abstract] |  |
Impaired loans | 991 | 1,011
U.S. Treasury notes [Member] |  |
Recurring fair value measurement [Abstract] |  |
Debt securities, available-for-sale, at fair value | 74,733 | 74,744
U.S. Treasury notes [Member] | Recurring [Member] |  |
Recurring fair value measurement [Abstract] |  |
Debt securities, available-for-sale, at fair value | 74,733 | 74,744
U.S. Treasury notes [Member] | Recurring [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] |  |
Recurring fair value measurement [Abstract] |  |
Debt securities, available-for-sale, at fair value | 74,733 | 74,744
U.S. Treasury notes [Member] | Recurring [Member] | Significant Other Observable Inputs (Level 2) [Member] |  |
Recurring fair value measurement [Abstract] |  |
Debt securities, available-for-sale, at fair value | 0 | 0
U.S. Treasury notes [Member] | Recurring [Member] | Significant Unobservable Inputs (Level 3) [Member] |  |
Recurring fair value measurement [Abstract] |  |
Debt securities, available-for-sale, at fair value | 0 | 0
U.S. Agency notes [Member] |  |
Recurring fair value measurement [Abstract] |  |
Debt securities, available-for-sale, at fair value | 82,746 | 87,246
U.S. Agency notes [Member] | Recurring [Member] |  |
Recurring fair value measurement [Abstract] |  |
Debt securities, available-for-sale, at fair value | 82,746 | 87,246
U.S. Agency notes [Member] | Recurring [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] |  |
Recurring fair value measurement [Abstract] |  |
Debt securities, available-for-sale, at fair value | 0 | 0
U.S. Agency notes [Member] | Recurring [Member] | Significant Other Observable Inputs (Level 2) [Member] |  |
Recurring fair value measurement [Abstract] |  |
Debt securities, available-for-sale, at fair value | 82,746 | 87,246
U.S. Agency notes [Member] | Recurring [Member] | Significant Unobservable Inputs (Level 3) [Member] |  |
Recurring fair value measurement [Abstract] |  |
Debt securities, available-for-sale, at fair value | 0 | 0
U.S. Agency mortgage-backed securities [Member] |  |
Recurring fair value measurement [Abstract] |  |
Debt securities, available-for-sale, at fair value | 86,800 | 96,676
U.S. Agency mortgage-backed securities [Member] | Recurring [Member] |  |
Recurring fair value measurement [Abstract] |  |
Debt securities, available-for-sale, at fair value | 86,800 | 96,676
U.S. Agency mortgage-backed securities [Member] | Recurring [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] |  |
Recurring fair value measurement [Abstract] |  |
Debt securities, available-for-sale, at fair value | 0 | 0
U.S. Agency mortgage-backed securities [Member] | Recurring [Member] | Significant Other Observable Inputs (Level 2) [Member] |  |
Recurring fair value measurement [Abstract] |  |
Debt securities, available-for-sale, at fair value | 86,800 | 96,676
U.S. Agency mortgage-backed securities [Member] | Recurring [Member] | Significant Unobservable Inputs (Level 3) [Member] |  |
Recurring fair value measurement [Abstract] |  |
Debt securities, available-for-sale, at fair value | 0 | 0
Non-taxable Municipal securities [Member] |  |
Recurring fair value measurement [Abstract] |  |
Debt securities, available-for-sale, at fair value | 8,273 | 9,066
Non-taxable Municipal securities [Member] | Recurring [Member] |  |
Recurring fair value measurement [Abstract] |  |
Debt securities, available-for-sale, at fair value | 8,273 | 9,066
Non-taxable Municipal securities [Member] | Recurring [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] |  |
Recurring fair value measurement [Abstract] |  |
Debt securities, available-for-sale, at fair value | 0 | 0
Non-taxable Municipal securities [Member] | Recurring [Member] | Significant Other Observable Inputs (Level 2) [Member] |  |
Recurring fair value measurement [Abstract] |  |
Debt securities, available-for-sale, at fair value | 8,273 | 9,066
Non-taxable Municipal securities [Member] | Recurring [Member] | Significant Unobservable Inputs (Level 3) [Member] |  |
Recurring fair value measurement [Abstract] |  |
Debt securities, available-for-sale, at fair value | 0 | 0
Taxable Municipal securities [Member] |  |
Recurring fair value measurement [Abstract] |  |
Debt securities, available-for-sale, at fair value | 34,985 | 35,293
Taxable Municipal securities [Member] | Recurring [Member] |  |
Recurring fair value measurement [Abstract] |  |
Debt securities, available-for-sale, at fair value | 34,985 | 35,293
Taxable Municipal securities [Member] | Recurring [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] |  |
Recurring fair value measurement [Abstract] |  |
Debt securities, available-for-sale, at fair value | 0 | 0
Taxable Municipal securities [Member] | Recurring [Member] | Significant Other Observable Inputs (Level 2) [Member] |  |
Recurring fair value measurement [Abstract] |  |
Debt securities, available-for-sale, at fair value | 34,985 | 35,293
Taxable Municipal securities [Member] | Recurring [Member] | Significant Unobservable Inputs (Level 3) [Member] |  |
Recurring fair value measurement [Abstract] |  |
Debt securities, available-for-sale, at fair value | 0 | 0
Mutual funds [Member] |  |
Recurring fair value measurement [Abstract] |  |
Equity securities with a readily determinable fair value, at fair value | 1,317 | 1,379
Mutual funds [Member] | Recurring [Member] |  |
Recurring fair value measurement [Abstract] |  |
Equity securities with a readily determinable fair value, at fair value | 47 | 51
Mutual funds [Member] | Recurring [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] |  |
Recurring fair value measurement [Abstract] |  |
Equity securities with a readily determinable fair value, at fair value | 47 | 51
Mutual funds [Member] | Recurring [Member] | Significant Other Observable Inputs (Level 2) [Member] |  |
Recurring fair value measurement [Abstract] |  |
Equity securities with a readily determinable fair value, at fair value | 0 | 0
Mutual funds [Member] | Recurring [Member] | Significant Unobservable Inputs (Level 3) [Member] |  |
Recurring fair value measurement [Abstract] |  |
Equity securities with a readily determinable fair value, at fair value | 0 | 0
Mutual Funds Measured At Net Asset Value [Member] | Recurring [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] |  |
Recurring fair value measurement [Abstract] |  |
Equity securities with a readily determinable fair value, at fair value | 1,270 | 1,328
Mutual Funds Measured At Net Asset Value [Member] | Recurring [Member] | Significant Other Observable Inputs (Level 2) [Member] |  |
Recurring fair value measurement [Abstract] |  |
Equity securities with a readily determinable fair value, at fair value | 0 | 0
Mutual Funds Measured At Net Asset Value [Member] | Recurring [Member] | Significant Unobservable Inputs (Level 3) [Member] |  |
Recurring fair value measurement [Abstract] |  |
Equity securities with a readily determinable fair value, at fair value | 0 | 0
Equity securities [Member] |  |
Recurring fair value measurement [Abstract] |  |
Equity securities with a readily determinable fair value, at fair value | 1,107 | 1,167
Equity securities [Member] | Recurring [Member] |  |
Recurring fair value measurement [Abstract] |  |
Equity securities with a readily determinable fair value, at fair value | 1,107 | 1,167
Equity securities [Member] | Recurring [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] |  |
Recurring fair value measurement [Abstract] |  |
Equity securities with a readily determinable fair value, at fair value | 1,107 | 1,167
Equity securities [Member] | Recurring [Member] | Significant Other Observable Inputs (Level 2) [Member] |  |
Recurring fair value measurement [Abstract] |  |
Equity securities with a readily determinable fair value, at fair value | 0 | 0
Equity securities [Member] | Recurring [Member] | Significant Unobservable Inputs (Level 3) [Member] |  |
Recurring fair value measurement [Abstract] |  |
Equity securities with a readily determinable fair value, at fair value | 0 | 0
Corporate Debt Securities |  |
Recurring fair value measurement [Abstract] |  |
Debt securities, available-for-sale, at fair value | 5,927 | 5,152
Corporate Debt Securities | Recurring [Member] |  |
Recurring fair value measurement [Abstract] |  |
Debt securities, available-for-sale, at fair value | 5,927 | 5,152
Corporate Debt Securities | Recurring [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] |  |
Recurring fair value measurement [Abstract] |  |
Debt securities, available-for-sale, at fair value | 0 | 0
Corporate Debt Securities | Recurring [Member] | Significant Other Observable Inputs (Level 2) [Member] |  |
Recurring fair value measurement [Abstract] |  |
Debt securities, available-for-sale, at fair value | 5,927 | 5,152
Corporate Debt Securities | Recurring [Member] | Significant Unobservable Inputs (Level 3) [Member] |  |
Recurring fair value measurement [Abstract] |  |
Debt securities, available-for-sale, at fair value | $ 0 | $ 0

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- Definition Fair value portion of probable future economic benefits obtained or controlled by an entity as a result of past transactions or events. + 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 (a) -URI http://asc.fasb.org/extlink&oid=123874694&loc=d3e19207-110258 + Details
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- Definition Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(6)) -URI http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 30 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=124258926&loc=SL82898722-210454 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 45 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=124260329&loc=d3e26610-111562 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (aa) -URI http://asc.fasb.org/extlink&oid=123581744&loc=d3e27161-111563 + 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 825 -SubTopic 10 -Section 45 -Paragraph 1A -URI http://asc.fasb.org/extlink&oid=123594786&loc=SL75136599-209740 + Details
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- Definition The fair value amount of long-term debt whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission. + References No definition available. + Details
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- Definition This element represents the portion of the balance sheet assertion valued at fair value by the entity whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission. This item represents the amount of short-term debt existing as of the balance sheet date. + References No definition available. + Details
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