Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation - Schedule of Stock Options Activity (Details)

v3.20.1
Stock-Based Compensation - Schedule of Stock Options Activity (Details) - Stock Option [Member]
$ / shares in Units, $ in Thousands
3 Months Ended
Mar. 31, 2020
USD ($)
$ / shares
shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Options, Outstanding at Beginning of Year | shares 4,078,000
Options, Granted | shares 88,000
Options, Exercised | shares (90,000)
Options, Forfeited or Expired | shares (63,000)
Options, Outstanding at end of period | shares 4,013,000
Options, Exercisable at end of period | shares 1,159,000
Weighted-average Exercise Price, Outstanding at Beginning of Year | $ / shares $ 5.79
Weighted-average Exercise Price, Share-based payments assumed | $ / shares 6.62
Weighted-average Exercise Price, Granted | $ / shares 4.27
Weighted-average Exercise Price, Exercised | $ / shares 6.03
Weighted-average Exercise Price, Forfeited or Expired | $ / shares 5.83
Weighted-average Exercise Price, Outstanding at end of period | $ / shares $ 5.57
Weighted-Average Remaining Contractual Term 8 years
Weighted-Average Remaining Contractual Term, Exercisable 65 years
Aggregate Intrinsic Value, Ending | $ $ 9,133
Aggregate Intrinsic Value, Exercisable | $ $ 2,943