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Business Combinations - Estimated Fair Values of Assets Acquired and Liabilities Assumed (Details) - USD ($) | Feb. 14, 2022 | Mar. 31, 2023 | Dec. 31, 2022
--- | --- | --- | ---
Assets |  |  |
Goodwill |  | $ 140,412,000 | $ 140,412,000
Delta Bancshare Company |  |  |
Assets |  |  |
Cash and due from banks | $ 82,473,000 |  |
Investment securities | 182,123,000 |  |
Loans | 418,509,000 |  |
Allowance for credit losses | (863,000) |  |
Premises and equipment | 9,030,000 |  |
Goodwill | 28,558,000 |  |
Other assets | 7,774,000 |  |
Total assets acquired | 750,063,000 |  |
Liabilities |  |  |
Deposits | 560,378,000 |  |
Securities sold under agreements to repurchase | 35,523,000 |  |
FHLB advances | 45,075,000 |  |
Lease liability | 717,000 |  |
Other liabilities | 1,048,000 |  |
Total liabilities assumed | 642,741,000 |  |
Net assets acquired | 107,322,000 |  |
Consideration paid |  |  |
Consideration payable in cash | 15,150,000 |  |
Common stock | 92,172,000 |  |
Total consideration paid | 107,322,000 |  |
Delta Bancshare Company | Core Deposit Intangibles |  |  |
Assets |  |  |
Intangible assets | 5,920,000 |  |
Delta Bancshare Company | Bank Owned Life Insurance |  |  |
Assets |  |  |
Intangible assets | 15,822,000 |  |
Delta Bancshare Company | Right of Use Asset |  |  |
Assets |  |  |
Intangible assets | 717,000 |  |
Delta Bancshare Company | Acquired Book Value |  |  |
Assets |  |  |
Cash and due from banks | 82,473,000 |  |
Investment securities | 184,959,000 |  |
Loans | 426,433,000 |  |
Allowance for credit losses | (5,388,000) |  |
Premises and equipment | 5,522,000 |  |
Goodwill | 14,000 |  |
Other assets | 9,061,000 |  |
Total assets acquired | 718,896,000 |  |
Liabilities |  |  |
Deposits | 558,619,000 |  |
Securities sold under agreements to repurchase | 35,523,000 |  |
FHLB advances | 45,000,000 |  |
Lease liability | 0 |  |
Other liabilities | 2,209,000 |  |
Total liabilities assumed | 641,351,000 |  |
Net assets acquired | 77,545,000 |  |
Delta Bancshare Company | Acquired Book Value | Core Deposit Intangibles |  |  |
Assets |  |  |
Intangible assets | 0 |  |
Delta Bancshare Company | Acquired Book Value | Bank Owned Life Insurance |  |  |
Assets |  |  |
Intangible assets | 15,822,000 |  |
Delta Bancshare Company | Acquired Book Value | Right of Use Asset |  |  |
Assets |  |  |
Intangible assets | 0 |  |
Delta Bancshare Company | Fair Value Adjustments |  |  |
Assets |  |  |
Cash and due from banks | 0 |  |
Investment securities | (2,836,000) |  |
Loans | (7,924,000) |  |
Allowance for credit losses | 4,525,000 |  |
Premises and equipment | 3,508,000 |  |
Goodwill | 28,544,000 |  |
Other assets | (1,287,000) |  |
Total assets acquired | 31,167,000 |  |
Liabilities |  |  |
Deposits | 1,759,000 |  |
Securities sold under agreements to repurchase | 0 |  |
FHLB advances | 75,000 |  |
Lease liability | 717,000 |  |
Other liabilities | (1,161,000) |  |
Total liabilities assumed | 1,390,000 |  |
Net assets acquired | 29,777,000 |  |
Delta Bancshare Company | Fair Value Adjustments | Core Deposit Intangibles |  |  |
Assets |  |  |
Intangible assets | 5,920,000 |  |
Delta Bancshare Company | Fair Value Adjustments | Right of Use Asset |  |  |
Assets |  |  |
Intangible assets | $ 717,000 |  |

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