v3.26.3
FAIR VALUE DISCLOSURES - Estimated Fair Values, and Related Carrying Amounts of Financial Instruments (Details) - USD ($)
$ in Thousands
Sep. 30, 2026
Dec. 31, 2025
Carrying Amount [Member]    
Financial assets:    
Cash and cash equivalents $ 776,735 $ 552,439
Loans held for investment, net 3,778,370 3,099,371
Loans held for sale (best efforts) 2,471 2,197
Accrued interest receivable 20,711 20,931
Financial liabilities:    
Deposits 4,660,691 3,874,077
Accrued interest payable 5,450 5,014
Junior subordinated deferrable interest debentures 46,393 46,393
Subordinated debt 14,100 14,100
Fair Value [Member]    
Financial assets:    
Cash and cash equivalents 776,735 552,439
Loans held for investment, net 3,747,461 3,082,072
Loans held for sale (best efforts) 2,521 2,237
Accrued interest receivable 20,711 20,931
Financial liabilities:    
Deposits 4,660,204 3,873,806
Accrued interest payable 5,450 5,014
Junior subordinated deferrable interest debentures 36,346 35,213
Subordinated debt 13,113 13,907
Fair Value [Member] | Level 1 [Member]    
Financial assets:    
Cash and cash equivalents 776,735 552,439
Loans held for investment, net 0 0
Loans held for sale (best efforts) 0 0
Accrued interest receivable 0 0
Financial liabilities:    
Deposits 0 0
Accrued interest payable 0 0
Junior subordinated deferrable interest debentures 0 0
Subordinated debt 0 0
Fair Value [Member] | Level 2 [Member]    
Financial assets:    
Cash and cash equivalents 0 0
Loans held for investment, net 0 0
Loans held for sale (best efforts) 2,521 2,237
Accrued interest receivable 20,711 20,931
Financial liabilities:    
Deposits 4,660,204 3,873,806
Accrued interest payable 5,450 5,014
Junior subordinated deferrable interest debentures 36,346 35,213
Subordinated debt 13,113 13,907
Fair Value [Member] | Level 3 [Member]    
Financial assets:    
Cash and cash equivalents 0 0
Loans held for investment, net 3,747,461 3,082,072
Loans held for sale (best efforts) 0 0
Accrued interest receivable 0 0
Financial liabilities:    
Deposits 0 0
Accrued interest payable 0 0
Junior subordinated deferrable interest debentures 0 0
Subordinated debt $ 0 $ 0