FAIR VALUE DISCLOSURES, Estimated Fair Values, and Related Carrying Amounts (Details) - USD ($) $ in Thousands	Sep. 30, 2020	Dec. 31, 2019
Carrying Amount [Member]
Financial assets [Abstract]
Cash and cash equivalents	$ 290,885	$ 158,099
Loans, net	2,242,158	2,119,426
Accrued interest receivable	13,632	13,924
Bank-owned life insurance	70,401	69,397
Financial liabilities [Abstract]
Deposits	2,943,802	2,696,857
Accrued interest payable	1,654	2,283
Notes payable & other borrowings	75,000	95,000
Junior subordinated deferrable interest debentures	46,393	46,393
Subordinated debt securities	75,546	26,472
Fair Value [Member]
Financial assets [Abstract]
Cash and cash equivalents	290,885	158,099
Loans, net	2,246,631	2,123,289
Accrued interest receivable	13,632	13,924
Bank-owned life insurance	70,401	69,397
Financial liabilities [Abstract]
Deposits	2,948,898	2,701,193
Accrued interest payable	1,654	2,283
Notes payable & other borrowings	75,000	95,000
Junior subordinated deferrable interest debentures	46,393	46,393
Subordinated debt securities	75,546	26,472
Level 1 [Member]
Financial assets [Abstract]
Cash and cash equivalents	290,885	158,099
Loans, net	0	0
Accrued interest receivable	0	0
Bank-owned life insurance	0	0
Financial liabilities [Abstract]
Deposits	2,674,130	2,354,999
Accrued interest payable	0	0
Notes payable & other borrowings	0	0
Junior subordinated deferrable interest debentures	0	0
Subordinated debt securities	0	0
Level 2 [Member]
Financial assets [Abstract]
Cash and cash equivalents	0	0
Loans, net	0	0
Accrued interest receivable	13,632	13,924
Bank-owned life insurance	70,401	69,397
Financial liabilities [Abstract]
Deposits	274,768	346,194
Accrued interest payable	1,654	2,283
Notes payable & other borrowings	75,000	95,000
Junior subordinated deferrable interest debentures	46,393	46,393
Subordinated debt securities	75,546	26,472
Level 3 [Member]
Financial assets [Abstract]
Cash and cash equivalents	0	0
Loans, net	2,246,631	2,123,289
Accrued interest receivable	0	0
Bank-owned life insurance	0	0
Financial liabilities [Abstract]
Deposits	0	0
Accrued interest payable	0	0
Notes payable & other borrowings	0	0
Junior subordinated deferrable interest debentures	0	0
Subordinated debt securities	$ 0	$ 0