Quarterly report pursuant to Section 13 or 15(d)

Capital Stock - Textual (Details)

v3.20.1
Capital Stock - Textual (Details) - USD ($)
3 Months Ended
Mar. 31, 2020
Mar. 31, 2019
Equity [Abstract]    
Stock options exercised (shares) 5,333 218,572
Weighted average exercise price of stock options exercised (usd per share) $ 7.31 $ 3.55
Proceeds from exercises of stock options $ 39,000.0 $ 776,000