Parent Company Only Condensed Financial Information - Condensed Balance Sheets (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Assets
Cash and cash equivalents	$ 479,362	$ 343,526
Deferred tax assets	46,259	48,355
Prepaid expenses and other assets	134,321	124,790
Total assets	7,879,724	7,430,322	$ 5,666,814
Liabilities:
Convertible notes payable, net	0	5,355
Subordinated debt, net	75,313	74,880
Accrued expenses and other liabilities	125,370	124,085
Total liabilities	7,002,527	6,655,786
Total stockholders’ equity	877,197	774,536	$ 524,038	$ 485,787
Total liabilities and stockholders’ equity	7,879,724	7,430,322
Parent Company
Assets
Cash and cash equivalents	34,050	17,312
Deferred tax assets	11,026	13,791
Prepaid expenses and other assets	16,179	12,996
Investment in and advances to subsidiaries	906,504	823,449
Total assets	967,759	867,548
Liabilities:
Convertible notes payable, net	0	5,355
Subordinated debt, net	75,313	74,880
Accrued expenses and other liabilities	15,249	12,777
Total liabilities	90,562	93,012
Total stockholders’ equity	877,197	774,536
Total liabilities and stockholders’ equity	$ 967,759	$ 867,548