Basis of Presentation - Narrative (Details) - USD ($) $ in Thousands	Dec. 28, 2019	Sep. 29, 2019
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Operating lease right-of-use assets	$ 105,277
Total reported lease liability	$ 109,600
Subsidiary
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Noncontrolling interest owned by the subsidiary	20.00%
Accounting Standards Update 2016-02
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Operating lease right-of-use assets		$ 111,000
Total reported lease liability		$ 115,000