Quarterly report pursuant to Section 13 or 15(d)

Fair Value Measurements - Narrative (Details)

v3.6.0.2
Fair Value Measurements - Narrative (Details) - USD ($)
$ in Thousands
Nov. 09, 2015
Dec. 24, 2016
Sep. 24, 2016
Dec. 26, 2015
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]        
Carrying value of senior subordinated notes   $ 395,408 $ 395,269 $ 436,185
Senior Notes        
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]        
Carrying value of senior subordinated notes   394,564 394,365 393,806
Senior Notes | 6.125% Senior Notes Due in November 2023        
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]        
Debt, aggregate principal amount $ 400,000      
Debt instrument interest rate stated, percentage 6.125%      
Debt instrument maturity period Nov. 09, 2023      
Estimated fair value of senior notes   421,400 430,300 404,000
Carrying value of senior subordinated notes   $ 394,600 $ 394,400 $ 393,800