Quarterly report pursuant to Section 13 or 15(d)

Basis of Presentation - Cash, Cash Equivalents and Restricted Cash (Details)

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Basis of Presentation - Cash, Cash Equivalents and Restricted Cash (Details) - USD ($)
$ in Thousands
Dec. 29, 2018
Sep. 29, 2018
Dec. 30, 2017
Sep. 30, 2017
Organization, Consolidation and Presentation of Financial Statements [Abstract]        
Cash and cash equivalents $ 478,737 $ 482,106 $ 283,466  
Restricted Cash 10,921 10,899 12,419  
Total Cash, cash equivalents and restricted cash $ 489,658 $ 493,005 $ 295,885 $ 45,042