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Securities, Available-for-Sale Investment Securities Portfolios (Details) - USD ($) $ in Thousands | Mar. 31, 2023 | Dec. 31, 2022
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Available-for-Sale Investment Securities Portfolios [Abstract] |  |
Amortized cost | $ 350,173 | $ 353,329
Gross unrealized gains | 11 | 37
Gross unrealized losses | (21,158) | (24,617)
Fair value | 329,026 | 328,749
Federal Agency Mortgage-backed Securities [Member] |  |
Available-for-Sale Investment Securities Portfolios [Abstract] |  |
Amortized cost | 82,834 | 84,955
Gross unrealized gains | 2 | 2
Gross unrealized losses | (9,819) | (10,788)
Fair value | 73,017 | 74,169
Federal Agency Collateralized Mortgage Obligations (CMO) [Member] |  |
Available-for-Sale Investment Securities Portfolios [Abstract] |  |
Amortized cost | 27,077 | 27,776
Gross unrealized gains | 0 | 0
Gross unrealized losses | (1,328) | (1,676)
Fair value | 25,749 | 26,100
Federal Agency Debt [Member] |  |
Available-for-Sale Investment Securities Portfolios [Abstract] |  |
Amortized cost | 55,734 | 55,687
Gross unrealized gains | 0 | 26
Gross unrealized losses | (3,704) | (4,288)
Fair value | 52,030 | 51,425
Municipal Bonds [Member] |  |
Available-for-Sale Investment Securities Portfolios [Abstract] |  |
Amortized cost | 4,858 | 4,866
Gross unrealized gains | 0 | 0
Gross unrealized losses | (559) | (669)
Fair value | 4,299 | 4,197
U.S. Treasuries [Member] |  |
Available-for-Sale Investment Securities Portfolios [Abstract] |  |
Amortized cost | 166,255 | 165,997
Gross unrealized gains | 0 | 0
Gross unrealized losses | (4,159) | (5,408)
Fair value | 162,096 | 160,589
SBA Pools [Member] |  |
Available-for-Sale Investment Securities Portfolios [Abstract] |  |
Amortized cost | 13,415 | 14,048
Gross unrealized gains | 9 | 9
Gross unrealized losses | (1,589) | (1,788)
Fair value | $ 11,835 | $ 12,269

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- Definition Amount, before tax, of unrealized gain in accumulated other comprehensive income (AOCI) on 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://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=126970911&loc=d3e27161-111563 + Details
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