Quarterly report pursuant to Section 13 or 15(d)

Share-Based Payments - Additional Information (Detail)

v3.7.0.1
Share-Based Payments - Additional Information (Detail) - USD ($)
$ / shares in Units, $ in Thousands
1 Months Ended 3 Months Ended 6 Months Ended
Feb. 10, 2017
Mar. 31, 2017
Feb. 28, 2017
Jun. 30, 2017
Jun. 30, 2016
Jun. 30, 2017
Jun. 30, 2016
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Share-based compensation expense for vendors       $ 400 $ 1,600 $ 18,000 $ 5,100
Common stock shares issued on merger, value           87,923 $ 1,000
Shares issued for specified services   200,000          
Share issued for services, price per share   $ 11.34          
Cost of shares issued for specified services   $ 2,300          
Vendors [Member]              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Share-based compensation expense for vendors       $ 1,600   $ 19,400  
Common Stock              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Common stock shares issued on merger 90,350   409,800     51,540,000 500,000
Common stock shares issued on merger, value $ 1,300   $ 5,800     $ 1,390 $ 1
2016 Omnibus Compensation Incentive Plan [Member]              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Number of shares available for grant   1,000,000          
Aggregate difference between purchase price and fair value   $ 11,400          
Purchase price per share   $ 0.50          
Closing share price on the date of issuance per share   $ 11.88