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v3.23.3

Investment Securities - Summary of Debt Securities (Details) - USD ($) $ in Thousands | Sep. 30, 2023 | Dec. 31, 2022
--- | --- | ---
Debt Securities, Available-for-sale [Line Items] |  |
Amortized Cost | $ 689,214 | $ 719,117
Gross Unrealized Gains | 50 | 38
Gross Unrealized Losses | (37,114) | (42,126)
Allowance for Credit Losses | 0 | 0
Fair Value | 652,150 | 677,029
Schedule of Held-to-maturity Securities [Line Items] |  |
Allowance for credit losses | 0 | 0
Total securities held to maturity, net of ACL | 36,750 | 36,750
Gross Unrealized Gains | 0 | 0
Gross Unrealized Losses | (4,517) | (4,111)
Fair Value | 32,233 | 32,639
U.S. Treasury and government sponsored entities |  |
Debt Securities, Available-for-sale [Line Items] |  |
Amortized Cost | 614,215 | 634,582
Gross Unrealized Gains | 0 | 1
Gross Unrealized Losses | (35,580) | (39,422)
Allowance for Credit Losses | 0 | 0
Fair Value | 578,635 | 595,161
Municipal securities |  |
Debt Securities, Available-for-sale [Line Items] |  |
Amortized Cost | 820 | 820
Gross Unrealized Gains | 0 | 0
Gross Unrealized Losses | (11) | (25)
Allowance for Credit Losses | 0 | 0
Fair Value | 809 | 795
Corporate bonds |  |
Debt Securities, Available-for-sale [Line Items] |  |
Amortized Cost | 14,015 | 24,281
Gross Unrealized Gains | 50 | 37
Gross Unrealized Losses | (587) | (674)
Allowance for Credit Losses | 0 | 0
Fair Value | 13,478 | 23,644
Schedule of Held-to-maturity Securities [Line Items] |  |
Amortized Cost | 36,750 | 36,750
Gross Unrealized Gains | 0 | 0
Gross Unrealized Losses | (4,517) | (4,111)
Fair Value | 32,233 | 32,639
Collateralized loan obligations |  |
Debt Securities, Available-for-sale [Line Items] |  |
Amortized Cost | 60,164 | 59,434
Gross Unrealized Gains | 0 | 0
Gross Unrealized Losses | (936) | (2,005)
Allowance for Credit Losses | 0 | 0
Fair Value | $ 59,228 | $ 57,429

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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://www.xbrl.org/2003/role/disclosureRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481800/320-10-50-2 + Details
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