Restructuring and Impairment Charges Schedule of Restructuring Accrual Activity (Details) - USD ($) $ in Thousands	3 Months Ended				6 Months Ended
	Apr. 03, 2021	Jan. 02, 2021	Apr. 04, 2020	Jan. 04, 2020	Apr. 03, 2021	Apr. 04, 2020
Restructuring Cost and Reserve [Line Items]
Restructuring Reserve	$ 1,611	$ 22	$ 1,347	$ 447	$ 1,611	$ 1,347
Restructuring and impairment charges	2,029	0	6,003	0	2,029	6,003
Amounts utilized	(440)		(5,103)
Impaired Long-Lived Assets Held and Used, Asset Name
Restructuring Cost and Reserve [Line Items]
Restructuring Reserve	0	0	0	0	0	0
Restructuring and impairment charges	0		3,054			3,100
Amounts utilized	0		(3,054)
Employee Severance
Restructuring Cost and Reserve [Line Items]
Restructuring Reserve	1,611	$ 22	1,347	$ 447	$ 1,611	1,347
Restructuring and impairment charges	2,029		2,949			$ 2,900
Amounts utilized	$ (440)		$ (2,049)