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Fair Value Measurements - Fair Value by Balance Sheet Grouping (Details) - USD ($) $ in Thousands | Dec. 31, 2022 | Dec. 31, 2021
--- | --- | ---
Assets: |  |
Securities held-to-maturity | $ 33,218 | $ 18,599
Restricted equity securities | 50,215 | 16,239
Liabilities: |  |
Securities sold under agreements to repurchase | 36,721 | 92,093
Carrying Value |  |
Assets: |  |
Cash and cash equivalents | 343,526 | 668,462
Securities held-to-maturity | 38,901 | 18,007
Loans (excluding impaired loans) | 5,871,274 | 4,003,712
Restricted equity securities | 50,215 | 16,239
Accrued interest receivable | 28,543 | 14,761
Liabilities: |  |
Deposits (excluding demand deposits) | 3,732,215 | 3,101,123
Securities sold under agreements to repurchase | 36,721 | 92,093
FHLB advances | 643,885 | 40,000
Convertible notes payable, net | 5,355 | 19,442
Subordinated debt, net | 74,880 | 50,016
Accrued interest payable | 5,798 | 2,369
Estimated Fair Value |  |
Assets: |  |
Cash and cash equivalents | 343,526 | 668,462
Securities held-to-maturity | 33,218 | 18,599
Loans (excluding impaired loans) | 5,756,197 | 3,949,719
Restricted equity securities | 50,215 | 16,239
Accrued interest receivable | 28,543 | 14,761
Liabilities: |  |
Deposits (excluding demand deposits) | 3,696,438 | 3,106,464
Securities sold under agreements to repurchase | 36,721 | 92,093
FHLB advances | 643,885 | 41,514
Convertible notes payable, net | 5,329 | 21,564
Subordinated debt, net | 71,618 | 52,264
Accrued interest payable | 5,798 | 2,369
Estimated Fair Value | Level 1 |  |
Assets: |  |
Cash and cash equivalents | 343,526 | 668,462
Securities held-to-maturity | 0 | 0
Loans (excluding impaired loans) | 0 | 0
Restricted equity securities | 0 | 0
Accrued interest receivable | 0 | 0
Liabilities: |  |
Deposits (excluding demand deposits) | 0 | 0
Securities sold under agreements to repurchase | 0 | 0
FHLB advances | 0 | 0
Convertible notes payable, net | 0 | 0
Subordinated debt, net | 0 | 0
Accrued interest payable | 0 | 0
Estimated Fair Value | Level 2 |  |
Assets: |  |
Cash and cash equivalents | 0 | 0
Securities held-to-maturity | 33,218 | 18,599
Loans (excluding impaired loans) | 0 | 0
Restricted equity securities | 50,215 | 16,239
Accrued interest receivable | 2,049 | 1,131
Liabilities: |  |
Deposits (excluding demand deposits) | 3,696,438 | 3,106,464
Securities sold under agreements to repurchase | 36,721 | 92,093
FHLB advances | 643,885 | 41,514
Convertible notes payable, net | 5,329 | 21,564
Subordinated debt, net | 71,618 | 52,264
Accrued interest payable | 5,798 | 2,369
Estimated Fair Value | Level 3 |  |
Assets: |  |
Cash and cash equivalents | 0 | 0
Securities held-to-maturity | 0 | 0
Loans (excluding impaired loans) | 5,756,197 | 3,949,719
Restricted equity securities | 0 | 0
Accrued interest receivable | 26,494 | 13,630
Liabilities: |  |
Deposits (excluding demand deposits) | 0 | 0
Securities sold under agreements to repurchase | 0 | 0
FHLB advances | 0 | 0
Convertible notes payable, net | 0 | 0
Subordinated debt, net | 0 | 0
Accrued interest payable | $ 0 | $ 0

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