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CONSOLIDATED BALANCE SHEETS (Parenthetical) - USD ($)
shares in Thousands, $ in Thousands
Sep. 30, 2019
Dec. 31, 2018
Statement of Financial Position [Abstract]    
Allowance for loan losses $ 1,558 $ 1,144
Common stock, par value (in usd per share) $ 0.001 $ 0.001
Common stock, shares authorized (in shares) 100,000 100,000
Common stock, shares issued (in shares) 51,479 52,917
Common stock, shares outstanding (in shares) 51,479 52,917