Fair Value of Financial Instruments - Schedule of Carrying Amounts and Estimated Fair Values of Financial Instruments (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Cash and due from banks, noninterest-bearing	$ 100,891	$ 101,133
Securities held to maturity	533,678	541,700
Total loans, net of allowance	8,040,249	6,574,178
Accrued interest receivable	37,351	29,710
Bank-owned life insurance	183,897	164,592
SBA servicing asset	349,300	392,400
Accrued interest payable	5,699	2,738
Carrying Amount | Level 1
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Cash and due from banks, noninterest-bearing	100,891	101,133
Due from banks, interest-bearing	136,964	169,185
Accrued interest receivable	37,351	29,710
Bank-owned life insurance	183,897	164,592
Demand deposits, money market and savings	9,052,905	8,224,956
Carrying Amount | Level 2
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Securities held to maturity	533,678	541,700
Time deposits	978,694	1,002,573
Borrowings	630,158	287,507
Accrued interest payable	5,699	2,738
Carrying Amount | Level 3
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Total loans, net of allowance	8,040,249	6,574,178
SBA servicing asset	3,351	4,004
Estimated Fair Value | Level 1
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Cash and due from banks, noninterest-bearing	100,891	101,133
Due from banks, interest-bearing	136,964	169,185
Accrued interest receivable	37,351	29,710
Bank-owned life insurance	183,897	164,592
Demand deposits, money market and savings	9,052,905	8,224,956
Estimated Fair Value | Level 2
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Securities held to maturity	449,623	432,528
Time deposits	972,513	993,989
Borrowings	615,614	277,146
Accrued interest payable	5,699	2,738
Estimated Fair Value | Level 3
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Total loans, net of allowance	7,379,079	6,240,870
SBA servicing asset	$ 4,049	$ 4,721