Annual report pursuant to Section 13 and 15(d)

Acquisitions and Investments in Joint Ventures - Investments and Equity Method Investments, Additional Information (Details)

v3.19.3
Acquisitions and Investments in Joint Ventures - Investments and Equity Method Investments, Additional Information (Details)
$ in Thousands
12 Months Ended
Sep. 28, 2019
USD ($)
venture
Sep. 29, 2018
USD ($)
venture
Sep. 30, 2017
USD ($)
venture
Schedule of Equity Method Investments [Line Items]      
Investments $ 2,000    
Number of ventures | venture 2 3 2
Investments in business $ 2,010 $ 9,048 $ 12,495
Mature, seasonal business      
Schedule of Equity Method Investments [Line Items]      
Percent interest in ventures     45.00%
Start-up company      
Schedule of Equity Method Investments [Line Items]      
Percent interest in ventures     30.00%
Minimum      
Schedule of Equity Method Investments [Line Items]      
Percent interest in ventures   13.00%  
Maximum      
Schedule of Equity Method Investments [Line Items]      
Percent interest in ventures   20.00%