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Subsequent Events - Additional Information (Detail) - Subsequent Event [Member] - Climate Control Group [Member] - USD ($)
$ in Millions
1 Months Ended 3 Months Ended
Oct. 31, 2016
Dec. 31, 2016
Subsequent Event [Line Items]    
Senior secured notes redeemed $ 106.9  
Scenario, Forecast [Member]    
Subsequent Event [Line Items]    
Loss on extinguishment of debt   $ 8.7
12% Senior Secured Notes Due 2019 [Member]    
Subsequent Event [Line Items]    
Senior secured notes redeemed $ 50.0  
Debt instrument, interest rate 12.00%  
Redemption price 106.00%  
7.75% Senior Secured Notes Due 2019 [Member]    
Subsequent Event [Line Items]    
Senior secured notes redeemed $ 50.0  
Debt instrument, interest rate 7.75%  
Redemption price 103.875%