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Related Parties - Additional Information (Detail) - USD ($)
 12 Months Ended
Aug. 30, 2013
Jul. 01, 2013
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Notes Receivable Related Parties [Line Items]          
Lease paid by company     $ 35,700,000 $ 34,300,000 $ 33,900,000
Stock repurchase program authorized to be repurchased     3,800,000 3,200,000 0
Common stock repurchase price     $ 0.01 $ 0.01  
Payment for acquisition of treasury stock     $ 36,482,000 $ 28,137,000 $ 26,468,000
Westbury Agreement [Member]          
Notes Receivable Related Parties [Line Items]          
Purchase of option     $ 5,000,000    
Stock repurchase program authorized to be repurchased     7,700,000    
Common stock repurchase price     $ 7.25    
MMP [Member]          
Notes Receivable Related Parties [Line Items]          
Percentage of Holding 50.00%        
Common stock, per share amount $ 6.65        
Payment for acquisition of treasury stock $ 25,700,000        
MMP [Member] | Westbury Agreement [Member]          
Notes Receivable Related Parties [Line Items]          
Stock repurchase program authorized to be repurchased         3,900,000
Repurchase of treasury stock, shares 3,900,000        
Percentage of Holding 50.00%       50.00%
Common stock, per share amount $ 6.65       $ 6.65
Payment for acquisition of treasury stock $ 25,700,000       $ 25,700,000
Number of days moving average share price calculation 60 days 60 days      
Date of expiration     Sep. 30, 2013    
Affiliated Entity [Member] | Guarantor [Member]          
Notes Receivable Related Parties [Line Items]          
Amount of letter of credit for CPA firm     $ 900,000 1,900,000  
Director [Member]          
Notes Receivable Related Parties [Line Items]          
Lease paid by company     2,700,000 2,200,000 2,100,000
Akin Gump [Member]          
Notes Receivable Related Parties [Line Items]          
Legal charges paid     $ 200,000 $ 600,000 $ 400,000