Quarterly report pursuant to Section 13 or 15(d)

Long-Term Debt - Additional Information (Detail)

v3.5.0.2
Long-Term Debt - Additional Information (Detail) - USD ($)
3 Months Ended 6 Months Ended
Jan. 22, 2014
Jul. 30, 2013
Jun. 30, 2016
Jun. 30, 2015
Jun. 30, 2016
Jun. 30, 2015
May 27, 2016
Dec. 31, 2015
Jan. 26, 2015
Apr. 18, 2013
Debt Instrument [Line Items]                    
Debt issuance costs     $ 2,200,000              
Write off of Deferred Debt Issuance Cost     1,100,000              
Payments of Debt Issuance Costs         $ 0 $ 1,359,000        
Repayments of long term debt           30,000,000        
Interest Expense     12,187,000 $ 11,396,000 23,749,000 $ 22,474,000        
Long-term Debt     585,000,000   585,000,000     $ 585,000,000    
2015 Secured Credit Agreement [Member]                    
Debt Instrument [Line Items]                    
Debt issuance costs         1,400,000          
Senior secured credit facility             $ 100,000,000   $ 200,000,000  
Revolving Credit Facility [Member]                    
Debt Instrument [Line Items]                    
Letters of credit outstanding     11,800,000   11,800,000          
2012 Secured Credit Agreement [Member]                    
Debt Instrument [Line Items]                    
Debt issuance costs     300,000              
6.75% Senior Notes, due July 2022 [Member]                    
Debt Instrument [Line Items]                    
Aggregate principal amount $ 360,000,000                  
Percentage of notes guaranteed by restricted subsidiaries 6.75%                  
Redemption amount percentage of principal   35.00%                
Debt instrument, Redemption Price Percent   106.75%                
Redemption price after year three 103.375%                  
Redemption price afer year five 101.00%                  
Debt issuance costs         7,600,000          
Debt issuance cost, Net of amortization         5,900,000          
Long-term Debt     $ 360,000,000   $ 360,000,000     360,000,000    
9.125% Senior Notes, due April 2018 [Member]                    
Debt Instrument [Line Items]                    
Percentage of notes guaranteed by restricted subsidiaries     9.125%   9.125%          
Repayments of long term debt $ 416,200,000                  
Term Loan [Member]                    
Debt Instrument [Line Items]                    
Increase in the amount of term loan or revolving credit facility   $ 45,000,000                
Revolving loan outstanding $ 40,000,000                  
Line of Credit, Current                 $ 30,000,000  
7.50% Senior Notes, due August 2020 [Member]                    
Debt Instrument [Line Items]                    
Aggregate principal amount   $ 225,000,000.0                
Percentage of notes guaranteed by restricted subsidiaries   7.50%                
Deferred acquisition costs   $ 5,600,000 $ 3,600,000   $ 3,600,000          
Redemption amount percentage of principal   35.00%                
Debt instrument, Redemption Price Percent   107.50%                
Redemption price after year three   103.75%                
Redemption price afer year five   101.00%                
Long-term Debt     $ 225,000,000   $ 225,000,000     $ 225,000,000    
Secured Debt [Member] | Term Loan [Member]                    
Debt Instrument [Line Items]                    
Aggregate principal amount                   $ 125,000,000