Quarterly report pursuant to Section 13 or 15(d)

Stock-based Compensation - Compensation Cost (Details)

v3.19.3
Stock-based Compensation - Compensation Cost (Details) - USD ($)
3 Months Ended 9 Months Ended
Sep. 30, 2019
Sep. 30, 2018
Sep. 30, 2019
Sep. 30, 2018
Disclosure Of Compensation Related Costs Sharebased Payments [Abstract]        
Stock-based compensation expense $ 449,000 $ 458,000 $ 1,387,000 $ 1,351,000
Tax benefit from compensation expense 0 0 0 0
Cash received from option exercised $ 12,000 $ 0 $ 12,000 $ 0