Accumulated Other Comprehensive Income (Schedule of Reclassifications out of Accumulated Other Comprehensive Income) (Details) - USD ($) $ in Millions	3 Months Ended				9 Months Ended
	Jun. 24, 2016		Jun. 26, 2015		Jun. 24, 2016		Jun. 26, 2015
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Total reclassifications for the period					$ (50.0)		$ 5.5
Reclassification out of Accumulated Other Comprehensive Income
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Amortization of unrealized gain on derivatives, before tax	$ 0.2		$ 0.2		0.5		0.5
Amortization of unrealized gain on derivatives, tax	0.0		0.0		0.0		(0.1)
Amortization of unrealized gain on derivatives, net of tax	0.2		0.2		0.5		0.4
Amortization of pension and post-retirement plans, net actuarial loss	2.7	[1]	2.4	[2]	7.9	[1]	7.1	[2]
Amortization of pension and post-retirement plans, prior service cost	(0.7)	[1]	(1.2)	[2]	(2.0)	[1]	(3.5)	[2]
Disposal of discontinued operations	0.0				0.8
Plan settlements	3.3	[1]	3.4		7.0	[1]	4.6
Total before tax	5.3		4.6		13.7		8.2
Amortization of pension and post-retirement plans, tax	(1.8)		(1.7)		(4.8)		(3.1)
Amortization of pension and post-retirement plans, net of tax	3.5		2.9		8.9		5.1
Currency translation	(0.7)				(59.4)
Total reclassifications for the period	$ 3.0		$ 3.1		$ (50.0)		$ 5.5

[1] These accumulated other comprehensive income components are included in the computation of net periodic benefit cost. See Note 12 for additional details.

[2] These accumulated other comprehensive income components are included in the computation of net periodic benefit cost. See Note 12 for additional details.