Consolidated Balance Sheets (Parenthetical) $ in Thousands	Jun. 30, 2022 USD ($) $ / shares shares	Dec. 31, 2021 USD ($) $ / shares shares
Investment securities held to maturity, fair value | $	$ 101,067	$ 120,157
Loans held for investment, allowance | $	$ 15,786	$ 15,057
Preferred stock, share outstanding	0
Preferred Stock Class C [Member]
Preferred stock, par value | $ / shares	$ 1.00	$ 1
Preferred stock, per share liquidation preference | $ / shares	$ 1,000	$ 1,000
Preferred stock, shares authorized	52,748	52,748
Preferred stock, shares issued	0	0
Preferred stock, share outstanding	0	0
Preferred Stock Class D [Member]
Preferred stock, par value | $ / shares	$ 1.00	$ 1
Preferred stock, per share liquidation preference | $ / shares	$ 5.00	$ 5
Preferred stock, shares authorized	12,309,480	12,309,480
Preferred stock, shares issued	0	0
Preferred stock, share outstanding	0	0
Preferred Stock Class E [Member]
Preferred stock, par value | $ / shares	$ 1.00	$ 1
Preferred stock, per share liquidation preference | $ / shares	$ 1,000	$ 1,000
Preferred stock, shares authorized	3,185,024	3,185,024
Preferred stock, shares issued	0	0
Preferred stock, share outstanding	0	0
Common Class A [Member]
Common stock, par value | $ / shares	$ 1.00	$ 1
Common stock, shares authorized	45,000,000	45,000,000
Common stock, shares issued	20,000,753	19,991,753
Common stock, shares outstanding	20,000,753	19,991,753
Common Class B [Member]
Common stock, par value | $ / shares	$ 1.00	$ 1
Common stock, shares authorized	8,000,000	8,000,000
Common stock, shares issued	0	0
Common stock, shares outstanding	0	0