Employee Benefit Plans (Narrative) (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Jun. 28, 2020	Jun. 30, 2019	Jun. 28, 2020	Jun. 30, 2019
Retirement Benefits [Abstract]
Company contributions to pension and defined benefit plans, including discretionary amounts	$ 0.8	$ 0.3	$ 2.3	$ 1.2