Restructuring Activities (Additional Information) (Details) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2018 USD ($)	Jul. 01, 2017 USD ($)	Jun. 30, 2018 USD ($)	Jul. 01, 2017 USD ($)
Restructuring Cost and Reserve [Line Items]
Restructuring and impairment costs	$ 0.0	$ 22.6	$ 0.0	$ 42.6
2017 Plan [Member]
Restructuring Cost and Reserve [Line Items]
Cumulative restructuring costs incurred	11.3		11.3
Estimated annualized pretax benefit			11.0
Restructuring and impairment costs				2.0
2017 Plan [Member] \| Cost of goods sold [Member]
Restructuring Cost and Reserve [Line Items]
Cumulative restructuring costs incurred	1.5		1.5
2017 Plan [Member] \| Selling, general and administrative expenses [Member]
Restructuring Cost and Reserve [Line Items]
Cumulative restructuring costs incurred	9.8		9.8
2016 Plan [Member]
Restructuring Cost and Reserve [Line Items]
Cumulative restructuring costs incurred	75.1		$ 75.1
Number of retail stores closed			266
Estimated annualized pretax benefit			$ 20.0
Restructuring and impairment costs				47.0
2016 Plan [Member] \| Cost of goods sold [Member]
Restructuring Cost and Reserve [Line Items]
Cumulative restructuring costs incurred	10.2		10.2
2016 Plan [Member] \| Selling, general and administrative expenses [Member]
Restructuring Cost and Reserve [Line Items]
Cumulative restructuring costs incurred	$ 64.9		$ 64.9
Organizational Changes [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and impairment costs				0.7
Impairment of property and equipment [Member] \| 2016 Plan [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and impairment costs				$ 4.6