LOANS HELD FOR INVESTMENT, Nonaccrual Loans, Net of SBA Guarantee (Details) - USD ($) $ in Thousands	Jun. 30, 2021	Dec. 31, 2020
Composition of Nonaccrual Loans, net of SBA guarantee [Abstract]
Nonaccrual loans	$ 1,906	$ 3,872
Loans Guaranteed by Government Agencies [Member]
Composition of Nonaccrual Loans, net of SBA guarantee [Abstract]
Nonaccrual loans	100	200
Manufactured Housing [Member]
Composition of Nonaccrual Loans, net of SBA guarantee [Abstract]
Nonaccrual loans	97	614
Commercial Real Estate [Member] | Commercial Real Estate [Member]
Composition of Nonaccrual Loans, net of SBA guarantee [Abstract]
Nonaccrual loans	0	0
Commercial Real Estate [Member] | SBA 504 1st Trust Deed [Member]
Composition of Nonaccrual Loans, net of SBA guarantee [Abstract]
Nonaccrual loans	1,386	1,469
Commercial Real Estate [Member] | Land [Member]
Composition of Nonaccrual Loans, net of SBA guarantee [Abstract]
Nonaccrual loans	0	0
Commercial Real Estate [Member] | Construction [Member]
Composition of Nonaccrual Loans, net of SBA guarantee [Abstract]
Nonaccrual loans	0	0
Commercial [Member]
Composition of Nonaccrual Loans, net of SBA guarantee [Abstract]
Nonaccrual loans	0	1,390
SBA [Member]
Composition of Nonaccrual Loans, net of SBA guarantee [Abstract]
Nonaccrual loans	147	275
HELOC [Member]
Composition of Nonaccrual Loans, net of SBA guarantee [Abstract]
Nonaccrual loans	0	0
Single Family Real Estate [Member]
Composition of Nonaccrual Loans, net of SBA guarantee [Abstract]
Nonaccrual loans	276	124
Consumer [Member]
Composition of Nonaccrual Loans, net of SBA guarantee [Abstract]
Nonaccrual loans	$ 0	$ 0