Quarterly report pursuant to Section 13 or 15(d)

Basis of Presentation - Narrative (Details)

v3.8.0.1
Basis of Presentation - Narrative (Details) - USD ($)
$ in Thousands
3 Months Ended
Dec. 30, 2017
Mar. 31, 2018
Sep. 30, 2017
Mar. 25, 2017
New Accounting Pronouncements or Change in Accounting Principle [Line Items]        
Restricted cash   $ 13,948 $ 12,645 $ 10,988
Provisional tax benefit due to Tax Cuts and Jobs Act of 2017 $ 16,300      
Subsidiaries        
New Accounting Pronouncements or Change in Accounting Principle [Line Items]        
Noncontrolling interest owned by the subsidiary   20.00%