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Investment Securities - Investment Securities' Gross Unrealized Losses and Fair Value by Investment Category and Length of Time that Individual Securities Have Continuous Unrealized Loss Position (Details) $ in Thousands | Mar. 31, 2023 USD ($) Security | Dec. 31, 2022 USD ($) Security
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Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, Number of Positions [Abstract] |  |
Number of securities in unrealized loss positions, less than twelve months | Security | 18 | 53
Number of securities in unrealized loss positions, twelve months or more | Security | 89 | 57
Number of securities in unrealized loss positions | Security | 107 | 110
Less than twelve months Fair Value | $ 20,614 | $ 50,979
Twelve months or more Fair Value | 141,134 | 112,600
Total Fair Value | 161,748 | 163,579
Available-for-sale Securities, Continuous Unrealized Loss Position, Accumulated Loss [Abstract] |  |
Less than twelve months Unrealized Losses | (775) | (3,300)
Twelve months or more Unrealized Losses | (12,468) | (11,515)
Total Unrealized Losses | $ (13,243) | $ (14,815)
US Treasury, Agencies and GSEs [Member] |  |
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, Number of Positions [Abstract] |  |
Number of securities in unrealized loss positions, less than twelve months | Security | 1 |
Number of securities in unrealized loss positions, twelve months or more | Security | 3 | 3
Number of securities in unrealized loss positions | Security | 4 | 3
Less than twelve months Fair Value | $ 1,998 |
Twelve months or more Fair Value | 26,380 | $ 26,167
Total Fair Value | 28,378 | 26,167
Available-for-sale Securities, Continuous Unrealized Loss Position, Accumulated Loss [Abstract] |  |
Less than twelve months Unrealized Losses | (1) |
Twelve months or more Unrealized Losses | (3,002) | (3,206)
Total Unrealized Losses | $ (3,003) | $ (3,206)
Held-to-maturity Securities, Continuous Unrealized Loss Position, Fair Value [Abstract] |  |
Number of securities in unrealized loss positions, less than twelve months | Security | 2 | 2
Less than twelve months Fair Value | $ 3,576 | $ 3,573
Number of securities in unrealized loss positions, twelve months or more | Security | 0 | 0
Twelve months or more Fair Value | $ 0 | $ 0
Number of securities in unrealized loss positions | Security | 2 | 2
Total Fair Value | $ 3,576 | $ 3,573
Held-to-maturity Securities, Continuous Unrealized Loss Position, Accumulated Loss [Abstract] |  |
Less than twelve months Unrealized Losses | (265) | (280)
Twelve months or more Unrealized Losses | 0 | 0
Total Unrealized Losses | $ (265) | $ (280)
State and Political Subdivisions [Member] |  |
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, Number of Positions [Abstract] |  |
Number of securities in unrealized loss positions, less than twelve months | Security | 1 | 10
Number of securities in unrealized loss positions, twelve months or more | Security | 23 | 17
Number of securities in unrealized loss positions | Security | 24 | 27
Less than twelve months Fair Value | $ 512 | $ 12,601
Twelve months or more Fair Value | 29,064 | 20,128
Total Fair Value | 29,576 | 32,729
Available-for-sale Securities, Continuous Unrealized Loss Position, Accumulated Loss [Abstract] |  |
Less than twelve months Unrealized Losses | (9) | (830)
Twelve months or more Unrealized Losses | (2,294) | (2,171)
Total Unrealized Losses | $ (2,303) | $ (3,001)
Held-to-maturity Securities, Continuous Unrealized Loss Position, Fair Value [Abstract] |  |
Number of securities in unrealized loss positions, less than twelve months | Security | 5 | 7
Less than twelve months Fair Value | $ 2,557 | $ 7,277
Number of securities in unrealized loss positions, twelve months or more | Security | 12 | 7
Twelve months or more Fair Value | $ 10,620 | $ 5,077
Number of securities in unrealized loss positions | Security | 17 | 14
Total Fair Value | $ 13,177 | $ 12,354
Held-to-maturity Securities, Continuous Unrealized Loss Position, Accumulated Loss [Abstract] |  |
Less than twelve months Unrealized Losses | (131) | (871)
Twelve months or more Unrealized Losses | (1,734) | (1,469)
Total Unrealized Losses | $ (1,865) | $ (2,340)
Corporate [Member] |  |
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, Number of Positions [Abstract] |  |
Number of securities in unrealized loss positions, less than twelve months | Security | 2 | 7
Number of securities in unrealized loss positions, twelve months or more | Security | 6 | 2
Number of securities in unrealized loss positions | Security | 8 | 9
Less than twelve months Fair Value | $ 1,697 | $ 5,720
Twelve months or more Fair Value | 5,140 | 1,319
Total Fair Value | 6,837 | 7,039
Available-for-sale Securities, Continuous Unrealized Loss Position, Accumulated Loss [Abstract] |  |
Less than twelve months Unrealized Losses | (3) | (269)
Twelve months or more Unrealized Losses | (592) | (381)
Total Unrealized Losses | $ (595) | $ (650)
Held-to-maturity Securities, Continuous Unrealized Loss Position, Fair Value [Abstract] |  |
Number of securities in unrealized loss positions, less than twelve months | Security | 16 | 31
Less than twelve months Fair Value | $ 13,045 | $ 29,213
Number of securities in unrealized loss positions, twelve months or more | Security | 25 | 9
Twelve months or more Fair Value | $ 22,886 | $ 6,803
Number of securities in unrealized loss positions | Security | 41 | 40
Total Fair Value | $ 35,931 | $ 36,016
Held-to-maturity Securities, Continuous Unrealized Loss Position, Accumulated Loss [Abstract] |  |
Less than twelve months Unrealized Losses | (696) | (1,786)
Twelve months or more Unrealized Losses | (2,007) | (800)
Total Unrealized Losses | $ (2,703) | $ (2,586)
Asset Backed Securities [Member] |  |
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, Number of Positions [Abstract] |  |
Number of securities in unrealized loss positions, less than twelve months | Security | 2 | 5
Number of securities in unrealized loss positions, twelve months or more | Security | 8 | 5
Number of securities in unrealized loss positions | Security | 10 | 10
Less than twelve months Fair Value | $ 4,384 | $ 5,473
Twelve months or more Fair Value | 10,454 | 9,926
Total Fair Value | 14,838 | 15,399
Available-for-sale Securities, Continuous Unrealized Loss Position, Accumulated Loss [Abstract] |  |
Less than twelve months Unrealized Losses | (116) | (148)
Twelve months or more Unrealized Losses | (469) | (511)
Total Unrealized Losses | $ (585) | $ (659)
Held-to-maturity Securities, Continuous Unrealized Loss Position, Fair Value [Abstract] |  |
Number of securities in unrealized loss positions, less than twelve months | Security | 4 | 6
Less than twelve months Fair Value | $ 7,571 | $ 9,742
Number of securities in unrealized loss positions, twelve months or more | Security | 5 | 3
Twelve months or more Fair Value | $ 5,651 | $ 3,674
Number of securities in unrealized loss positions | Security | 9 | 9
Total Fair Value | $ 13,222 | $ 13,416
Held-to-maturity Securities, Continuous Unrealized Loss Position, Accumulated Loss [Abstract] |  |
Less than twelve months Unrealized Losses | (353) | (625)
Twelve months or more Unrealized Losses | (720) | (666)
Total Unrealized Losses | $ (1,073) | $ (1,291)
Residential Mortgage-Backed - US Agency [Member] |  |
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, Number of Positions [Abstract] |  |
Number of securities in unrealized loss positions, less than twelve months | Security | 4 | 10
Number of securities in unrealized loss positions, twelve months or more | Security | 11 | 5
Number of securities in unrealized loss positions | Security | 15 | 15
Less than twelve months Fair Value | $ 628 | $ 2,747
Twelve months or more Fair Value | 15,544 | 13,653
Total Fair Value | 16,172 | 16,400
Available-for-sale Securities, Continuous Unrealized Loss Position, Accumulated Loss [Abstract] |  |
Less than twelve months Unrealized Losses | (8) | (131)
Twelve months or more Unrealized Losses | (1,259) | (1,451)
Total Unrealized Losses | $ (1,267) | $ (1,582)
Held-to-maturity Securities, Continuous Unrealized Loss Position, Fair Value [Abstract] |  |
Number of securities in unrealized loss positions, less than twelve months | Security | 5 | 10
Less than twelve months Fair Value | $ 2,267 | $ 6,577
Number of securities in unrealized loss positions, twelve months or more | Security | 5 | 1
Twelve months or more Fair Value | $ 3,606 | $ 107
Number of securities in unrealized loss positions | Security | 10 | 11
Total Fair Value | $ 5,873 | $ 6,684
Held-to-maturity Securities, Continuous Unrealized Loss Position, Accumulated Loss [Abstract] |  |
Less than twelve months Unrealized Losses | (54) | (736)
Twelve months or more Unrealized Losses | (582) | (3)
Total Unrealized Losses | $ (636) | $ (739)
Collateralized Mortgage Obligations - US Agency [Member] |  |
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, Number of Positions [Abstract] |  |
Number of securities in unrealized loss positions, less than twelve months | Security | 2 | 6
Number of securities in unrealized loss positions, twelve months or more | Security | 9 | 6
Number of securities in unrealized loss positions | Security | 11 | 12
Less than twelve months Fair Value | $ 3,374 | $ 4,009
Twelve months or more Fair Value | 5,886 | 7,700
Total Fair Value | 9,260 | 11,709
Available-for-sale Securities, Continuous Unrealized Loss Position, Accumulated Loss [Abstract] |  |
Less than twelve months Unrealized Losses | (214) | (238)
Twelve months or more Unrealized Losses | (801) | (1,124)
Total Unrealized Losses | $ (1,015) | $ (1,362)
Held-to-maturity Securities, Continuous Unrealized Loss Position, Fair Value [Abstract] |  |
Number of securities in unrealized loss positions, less than twelve months | Security | 4 | 10,000
Less than twelve months Fair Value | $ 4,766 | $ 12,965
Number of securities in unrealized loss positions, twelve months or more | Security | 7 | 1
Twelve months or more Fair Value | $ 8,885 | $ 892
Number of securities in unrealized loss positions | Security | 11 | 11
Total Fair Value | $ 13,651 | $ 13,857
Held-to-maturity Securities, Continuous Unrealized Loss Position, Accumulated Loss [Abstract] |  |
Less than twelve months Unrealized Losses | (152) | (1,236)
Twelve months or more Unrealized Losses | (1,040) | (15)
Total Unrealized Losses | $ (1,192) | $ (1,251)
Collateralized Mortgage Obligations - Private Label [Member] |  |
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, Number of Positions [Abstract] |  |
Number of securities in unrealized loss positions, less than twelve months | Security | 6 | 15
Number of securities in unrealized loss positions, twelve months or more | Security | 29 | 19
Number of securities in unrealized loss positions | Security | 35 | 34
Less than twelve months Fair Value | $ 8,021 | $ 20,429
Twelve months or more Fair Value | 48,666 | 33,707
Total Fair Value | 56,687 | 54,136
Available-for-sale Securities, Continuous Unrealized Loss Position, Accumulated Loss [Abstract] |  |
Less than twelve months Unrealized Losses | (424) | (1,684)
Twelve months or more Unrealized Losses | (4,051) | (2,671)
Total Unrealized Losses | $ (4,475) | $ (4,355)
Held-to-maturity Securities, Continuous Unrealized Loss Position, Fair Value [Abstract] |  |
Number of securities in unrealized loss positions, less than twelve months | Security | 22 | 38
Less than twelve months Fair Value | $ 36,162 | $ 58,061
Number of securities in unrealized loss positions, twelve months or more | Security | 28 | 8
Twelve months or more Fair Value | $ 39,587 | $ 12,532
Number of securities in unrealized loss positions | Security | 50 | 46
Total Fair Value | $ 75,749 | $ 70,593
Held-to-maturity Securities, Continuous Unrealized Loss Position, Accumulated Loss [Abstract] |  |
Less than twelve months Unrealized Losses | (1,328) | (2,719)
Twelve months or more Unrealized Losses | (3,009) | (1,711)
Total Unrealized Losses | $ (4,337) | $ (4,430)
Debt Securities [Member] |  |
Held-to-maturity Securities, Continuous Unrealized Loss Position, Fair Value [Abstract] |  |
Number of securities in unrealized loss positions, less than twelve months | Security | 58 | 104
Less than twelve months Fair Value | $ 69,944 | $ 127,408
Number of securities in unrealized loss positions, twelve months or more | Security | 82 | 29
Twelve months or more Fair Value | $ 91,235 | $ 29,085
Number of securities in unrealized loss positions | Security | 140 | 133
Total Fair Value | $ 161,179 | $ 156,493
Held-to-maturity Securities, Continuous Unrealized Loss Position, Accumulated Loss [Abstract] |  |
Less than twelve months Unrealized Losses | (2,979) | (8,253)
Twelve months or more Unrealized Losses | (9,092) | (4,664)
Total Unrealized Losses | $ (12,071) | $ (12,917)

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