Description of Business and Significant Accounting Policies - Schedule of Property, Plant And Equipment, Useful Lives (Details)	12 Months Ended
	Sep. 28, 2019
Buildings and improvements | Minimum
Property, Plant and Equipment [Line Items]
Estimated useful lives	5 years
Buildings and improvements | Maximum
Property, Plant and Equipment [Line Items]
Estimated useful lives	39 years
Machinery and equipment | Minimum
Property, Plant and Equipment [Line Items]
Estimated useful lives	3 years
Machinery and equipment | Maximum
Property, Plant and Equipment [Line Items]
Estimated useful lives	7 years
Computer hardware and software | Minimum
Property, Plant and Equipment [Line Items]
Estimated useful lives	3 years
Computer hardware and software | Maximum
Property, Plant and Equipment [Line Items]
Estimated useful lives	10 years