v3.3.1.900
Stock-Based Compensation - Additional Information (Detail) - USD ($)
6 Months Ended 12 Months Ended
Dec. 31, 2014
Jun. 29, 2014
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Jun. 30, 2014
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Common stock options available for grant (in shares)           44,021.264
Dividend yield (as a percent)     0.00%      
Compensation expense     $ 333,000      
2014 Equity Incentive Plan            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Predecessor's stock (in shares) 35,817.010   40,625.418 35,817.010   0
Common stock options available for grant (in shares)     3,395.846      
Common stock options granted (in shares) 35,817.010   18,455 35,817.010    
Awards forfeited (in shares)     13,646.592      
Common stock options granted (in shares)     20,762.709      
Dividend yield (as a percent)     0.00%      
Expected volatility (as a percent)     31.50%      
Share based compensation $ 675,000   $ 1,290,000      
Unrecognized compensation expense for unvested options     $ 6,004,000      
Weighted average period required for recognition of compensation expense     4 years      
2014 Equity Incentive Plan | Time Based Vesting            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Fair value of option     $ 367.741      
2014 Equity Incentive Plan | Minimum            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Risk-free interest rate (as a percent)     1.81%      
Expected term     6 years 6 months      
2014 Equity Incentive Plan | Maximum            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Risk-free interest rate (as a percent)     2.17%      
Expected term     6 years 9 months      
Performance Based Stock Option | 2014 Equity Incentive Plan            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Common stock options available for grant (in shares)     19,862.709      
Share based compensation     $ 0      
Restricted Stock            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Compensation costs not yet recognized     $ 1,267,000      
Restricted Stock | 2014 Equity Incentive Plan            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Awards granted (in shares)     1,600      
Restricted Stock | 2014 Equity Incentive Plan | Tranches 1 and 2            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Awards granted (in shares)     1,500      
Award vesting period     2 years      
Restricted Stock | 2014 Equity Incentive Plan | Tranche 1            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Award vesting (as a percent)     50.00%      
Restricted Stock | 2014 Equity Incentive Plan | Tranche 2            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Award vesting (as a percent)     50.00%      
Restricted Stock | 2014 Equity Incentive Plan | Tranche 3            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Awards granted (in shares)     100      
Award vesting period     1 year      
Deferred Stock Unit            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Deferred stock units right to receive a cash payment         $ 1,323,000  
Predecessor            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Predecessor's stock (in shares)   44,180        
Share based compensation   $ 39,229,000     9,006,000  
Deferred stock units right to receive a cash payment $ 2,893,000     $ 2,893,000 $ 864,000  
Employee Stock Option | Predecessor            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Predecessor's liability   $ 48,517,000