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Core Deposits and Other Intangible Assets - Activity of Core Deposits and Other Intangible Assets (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Finite Lived Assets |  |  |
Amortization | $ (4,215) | $ (1,417) | $ (1,485)
Balance, end of year | 14,006 |  |
Total |  |  |
Balance, beginning of year | 8,250 | 9,667 | 9,902
Additions from Pioneer merger | 11,771 |  |
Amortization | (4,215) | (1,417) | (1,485)
Balance, ending of year | 15,806 | 8,250 | 9,667
Core Deposits Intangibles |  |  |
Finite Lived Assets |  |  |
Balance, beginning of year | 4,999 | 6,211 | 7,578
Additions from Pioneer merger | 11,327 |  |
Amortization | (3,167) | (1,212) | (1,367)
Balance, end of year | 13,159 | 4,999 | 6,211
Total |  |  |
Amortization | (3,167) | (1,212) | (1,367)
Customer Relationships |  |  |
Finite Lived Assets |  |  |
Balance, beginning of year | 1,451 | 1,656 | 524
Additions from Pioneer merger | 0 |  |
Amortization | (703) | (205) | (118)
Balance, end of year | 748 | 1,451 | 1,656
Total |  |  |
Amortization | (703) | (205) | (118)
Non-compete Agreements |  |  |
Finite Lived Assets |  |  |
Balance, beginning of year | 0 | 0 | 0
Additions from Pioneer merger | 444 |  |
Amortization | (345) | 0 | 0
Balance, end of year | 99 | 0 | 0
Total |  |  |
Amortization | (345) | 0 | 0
Tradenames |  |  |
Indefinite-Lived Assets |  |  |
Balance, beginning of year | 1,800 | 1,800 | 1,800
Additions from Pioneer merger | 0 |  |
Balance, end of year | $ 1,800 | $ 1,800 | $ 1,800

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