CONSOLIDATED BALANCE SHEETS (Parenthetical) - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
Held-to-maturity debt securities	$ 63,156	$ 64,858
Loans held for investment fair value	$ 998	$ 1,922
Preferred stock, no par value	$ 0	$ 0
Class A Common Stock
Common Stock, no par value	$ 0	$ 0
Common Stock, shares authorized	30,000,000	30,000,000
Common Stock, issued	18,736,445	18,675,262
Common Stock, outstanding	18,736,445	18,675,262
Class B Common Stock
Common Stock, no par value	$ 0	$ 0
Common Stock, shares authorized	5,000,000	5,000,000
Common Stock, issued	2,206,412	2,212,487
Common Stock, outstanding	2,206,412	2,212,487