Quarterly report pursuant to Section 13 or 15(d)

Income Taxes - Additional Information (Detail)

v3.7.0.1
Income Taxes - Additional Information (Detail) - USD ($)
$ in Millions
1 Months Ended
Jul. 31, 2016
Dec. 31, 2016
Dec. 01, 2015
Jun. 30, 2014
Income Tax [Line Items]        
Operating Loss Carryforwards   $ 55.5 $ 11.1  
Deferred Tax Assets Net Operating Income Loss Carry Forwards       $ 30.4
Domestic Tax Authority [Member]        
Income Tax [Line Items]        
Net Operating Loss Carryforward Period Increase Decrease $ 9.6      
Foreign Tax Authority [Member]        
Income Tax [Line Items]        
Net Operating Loss Carryforward Period Increase Decrease $ 5.5