Annual report pursuant to Section 13 and 15(d)

Stock-Based Compensation and Other Benefit Plans (Stock Option Activity) (Details)

v3.20.4
Stock-Based Compensation and Other Benefit Plans (Stock Option Activity) (Details) - USD ($)
$ / shares in Units, $ in Thousands
1 Months Ended 12 Months Ended
Jun. 30, 2020
Dec. 31, 2020
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]    
Number of Shares Underlying Options, Granted 644,758  
Weighted Average Exercise Price Per Share, Granted $ 1.23  
Performance Shares [Member]    
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]    
Number of Shares Underlying Options, Outstanding, Beginning Balance  
Number of Shares Underlying Options, Granted   644,000
Number of Shares Underlying Options, Exercised  
Number of Shares Underlying Options, Unvested shares forfeited  
Number of Shares Underlying Options, Vested shares expired  
Number of Shares Underlying Options, Outstanding, Ending Balance   644,000
Number of Shares Underlying Options, Exercisable  
Weighted Average Exercise Price Per Share, Beginning Balance  
Weighted Average Exercise Price Per Share, Granted   1.23
Weighted Average Exercise Price Per Share, Exercised  
Weighted Average Exercise Price Per Share, Unvested shares forfeited  
Weighted Average Exercise Price Per Share, Vested shares expired  
Weighted Average Exercise Price Per Share, Ending Balance   1.23
Weighted Average Exercise Price Per Share, Exercisable  
Weighted Average Remaining Contractual Term, Outstanding   9 years 5 months 26 days
Aggregate Intrinsic Value, Outstanding   $ 348
Non-Performance Shares [Member]    
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]    
Number of Shares Underlying Options, Outstanding, Beginning Balance   2,834,000
Number of Shares Underlying Options, Exercised   65,000
Number of Shares Underlying Options, Unvested shares forfeited   (60,000)
Number of Shares Underlying Options, Vested shares expired   (904,000)
Number of Shares Underlying Options, Outstanding, Ending Balance   1,804,000
Number of Shares Underlying Options, Exercisable   1,364,000
Weighted Average Exercise Price Per Share, Beginning Balance   $ 1.55
Weighted Average Exercise Price Per Share, Exercised   0.96
Weighted Average Exercise Price Per Share, Unvested shares forfeited   1.83
Weighted Average Exercise Price Per Share, Vested shares expired   1.89
Weighted Average Exercise Price Per Share, Ending Balance   1.38
Weighted Average Exercise Price Per Share, Exercisable   $ 1.20
Weighted Average Remaining Contractual Term, Outstanding   1 year 11 months 8 days
Weighted Average Remaining Contractual Term, Exercisable   1 year 7 months 17 days
Aggregate Intrinsic Value, Outstanding   $ 968
Aggregate Intrinsic Value, Exercisable   $ 861