Annual report pursuant to Section 13 and 15(d)

Income Taxes - Components of Changes in Unrecognized Tax Benefits (Detail)

v3.7.0.1
Income Taxes - Components of Changes in Unrecognized Tax Benefits (Detail) - USD ($)
$ in Thousands
 6 Months Ended 12 Months Ended
Dec. 31, 2014
Jun. 29, 2014
Dec. 31, 2016
Dec. 31, 2015
Significant Change in Unrecognized Tax Benefits is Reasonably Possible [Line Items]        
Unrecognized tax benefits - beginning balance     $ 61  
Unrecognized tax benefits - ending balance     1,734 $ 61
Successor        
Significant Change in Unrecognized Tax Benefits is Reasonably Possible [Line Items]        
Unrecognized tax benefits - beginning balance     374 435
Gross increases - tax positions in current period $ 0   1,676 0
Gross increases - tax positions in prior period 0   10 0
Gross decreases - tax positions in prior period (30)   0 (61)
Unrecognized tax benefits - ending balance 435 $ 465 2,060 374
Amount of unrecognized tax benefit that, if recognized would affect the Company's effective tax rate 435   2,060 374
Unrecognized Tax Benefits, Decrease Resulting from Prior Period Tax Positions, Excluding Items Previously Recognized by Acquired Company     $ 1,686  
Predecessor        
Significant Change in Unrecognized Tax Benefits is Reasonably Possible [Line Items]        
Unrecognized tax benefits - beginning balance       $ 2,024
Gross increases - tax positions in current period   0    
Gross increases - tax positions in prior period   0    
Unrecognized tax benefits - ending balance $ 2,024 465    
Amount of unrecognized tax benefit that, if recognized would affect the Company's effective tax rate   465    
Unrecognized Tax Benefits, Decrease Resulting from Prior Period Tax Positions, Excluding Items Previously Recognized by Acquired Company   $ 1,559