Quarterly report pursuant to Section 13 or 15(d)

Stockholders' Equity - Restricted stock and RSUs (Details)

v3.19.3
Stockholders' Equity - Restricted stock and RSUs (Details)
$ / shares in Units, $ in Millions
9 Months Ended
Sep. 30, 2019
USD ($)
$ / shares
shares
Unvested restricted stock awards  
Restricted stock and RSU rollforward  
Nonvested, Number, Beginning Balance 502,636
Granted 119,060
Forfeited (50,000)
Nonvested, Number, Ending Balance 571,696
Restricted stock and RSU fair value  
Nonvested, Weighted Average Grant Date Fair Value, Beginning Balance | $ / shares $ 5.76
Grants in Period, Weighted Average Grant Date Fair Value | $ / shares 3.83
Forfeited in Period, Weighted Average Grant Date Fair Value | $ / shares 3.80
Nonvested, Weighted Average Grant Date Fair Value, Ending Balance | $ / shares $ 5.53
Unrecognized share-based compensation | $ $ 1.5
Number of shares excluded from unrecognized compensation expense 68,160
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Outstanding, Weighted Average Remaining Contractual Terms 2 years 2 months 12 days
Unvested restricted stock units  
Restricted stock and RSU rollforward  
Nonvested, Number, Beginning Balance 1,032,084
Granted 309,000
Forfeited (296,750)
Vested (111,417)
Nonvested, Number, Ending Balance 932,917
Restricted stock and RSU fair value  
Nonvested, Weighted Average Grant Date Fair Value, Beginning Balance | $ / shares $ 7.77
Grants in Period, Weighted Average Grant Date Fair Value | $ / shares 2.99
Forfeited in Period, Weighted Average Grant Date Fair Value | $ / shares 7.98
Vested in Period, Weighted Average Grant Date Fair Value | $ / shares 9.43
Nonvested, Weighted Average Grant Date Fair Value, Ending Balance | $ / shares $ 5.92
Unrecognized share-based compensation | $ $ 2.4
Unrecognized compensation recognition period 1 year 9 months 18 days