XML 54 R50.htm IDEA: XBRL DOCUMENT v3.20.1
Stock-Based Compensation - Restricted Stock Awards (Details) - $ / shares
3 Months Ended
Mar. 31, 2020
Dec. 31, 2019
Mar. 31, 2019
Dec. 31, 2018
Restricted stock awards        
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward]        
Unvested, Number of Shares (in shares)   146,800 146,800 146,800
Weighted Average Grant Date Fair Value        
Unvested, Weighted Average Grant-Date Fair Value (in dollars per share)   $ 5.70 $ 5.70 $ 5.70
Vesting period 20 months      
Restricted stock awards - Performance based        
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward]        
Unvested, Number of Shares (in shares) 146,800