Quarterly report pursuant to Section 13 or 15(d)

unvested restricted stock (Details)

v3.19.2
unvested restricted stock (Details) - Restricted Stock Units (RSUs) [Member]
6 Months Ended
Jun. 30, 2019
$ / shares
shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Unvested Restricted Stock at December 31, 2018 | shares 2,724,000
Unvested Restricted Stock at December 31, 2018 ($ per Shares) | $ / shares $ 21.08
Forfeited | shares (48,000)
Forfeited ($ per Shares) | $ / shares $ 22.45
Vested | shares (782,000)
Vested ($ per Shares) | $ / shares $ 15.63
Granted | shares 485,000
Granted ($ per Shares) | $ / shares $ 38.40
Unvested Restricted Stock at March 31, 2019 | shares 2,379,000
Unvested Restricted Stock at March 31, 2019 ($ per Shares) | $ / shares $ 25.93