XML 67 R56.htm IDEA: XBRL DOCUMENT v3.10.0.1
Summary of Restricted Stock Award Activity (Detail) - Restricted Stock
9 Months Ended
Sep. 30, 2018
$ / shares
shares
Number of Shares  
Outstanding at beginning of period | shares 981,208
Awarded | shares 2,164,374
Released | shares (194,800)
Forfeited | shares 0
Outstanding at end of period | shares 2,950,782
Weighted Average Grant Date Fair Value  
Outstanding at beginning of period | $ / shares $ 4.12
Awarded | $ / shares 1.88
Released | $ / shares 5.14
Forfeited | $ / shares 0
Outstanding at end of period | $ / shares $ 2.41