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Subsequent Event - Additional Information (Detail) - USD ($)
$ / shares in Units, $ in Thousands
3 Months Ended
Oct. 27, 2015
Sep. 24, 2015
Subsequent Event [Line Items]    
Dividend payable date, declared day   Oct. 27, 2015
Dividend payable date   Dec. 11, 2015
Stockholders of record date   Dec. 02, 2015
Subsequent Event [Member]    
Subsequent Event [Line Items]    
Special cash dividend $ 2  
Special dividend payout expected $ 22,485