Business Segment Information (Details) $ in Millions	3 Months Ended
	Mar. 31, 2020 USD ($) segment	Mar. 31, 2019 USD ($)	Dec. 31, 2019 USD ($)
Segment Reporting [Abstract]
Number of business segments | segment	2
Segment Reporting Information [Line Items]
Total assets	$ 3,306.2		$ 3,061.8
Total property, plant and equipment, net	460.3		435.8
Operating lease right-of-use assets	283.2		245.4
Net sales	822.4	$ 690.9
Gross Profit	357.1	281.8
Operating Income (Loss)	105.3	60.5
Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Noncontrolling Interest	84.5	45.9
Depreciation and amortization (including stock-based compensation amortization)	30.5	28.1
Payments to Acquire Property, Plant, and Equipment	26.2	19.1
United States
Segment Reporting Information [Line Items]
Total property, plant and equipment, net	395.1		366.4
Operating lease right-of-use assets	237.1		198.3
Canada
Segment Reporting Information [Line Items]
Total property, plant and equipment, net	15.7		17.5
Operating lease right-of-use assets	4.2		4.9
Other International
Segment Reporting Information [Line Items]
Total property, plant and equipment, net	49.5		51.9
Operating lease right-of-use assets	41.9		42.2
Total International
Segment Reporting Information [Line Items]
Total property, plant and equipment, net	65.2		69.4
Operating lease right-of-use assets	46.1		47.1
Net sales	189.9	193.7
Operating Segments
Segment Reporting Information [Line Items]
Total property, plant and equipment, net	460.3		435.8
Net sales	822.4	690.9
Operating Segments | United States
Segment Reporting Information [Line Items]
Net sales	632.5	497.2
Operating Segments | Canada
Segment Reporting Information [Line Items]
Net sales	44.7	46.8
Operating Segments | International
Segment Reporting Information [Line Items]
Net sales	145.2	146.9
Operating Segments | North America
Segment Reporting Information [Line Items]
Total assets	3,327.6		3,142.9
Total property, plant and equipment, net	355.3		328.9
Operating lease right-of-use assets	240.4		202.0
Net sales	677.2	544.0
Gross Profit	277.2	204.4
Operating Income (Loss)	101.4	64.3
Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Noncontrolling Interest	99.6	62.4
Depreciation and amortization (including stock-based compensation amortization)	17.6	15.0
Payments to Acquire Property, Plant, and Equipment	21.3	12.9
Operating Segments | North America | United States
Segment Reporting Information [Line Items]
Net sales	632.5	497.2
Operating Segments | North America | Canada
Segment Reporting Information [Line Items]
Net sales	44.7	46.8
Operating Segments | North America | International
Segment Reporting Information [Line Items]
Net sales	0.0	0.0
Operating Segments | International
Segment Reporting Information [Line Items]
Total assets	631.8		615.3
Total property, plant and equipment, net	49.5		51.8
Operating lease right-of-use assets	41.9		42.2
Net sales	145.2	146.9
Gross Profit	79.9	77.4
Operating Income (Loss)	26.6	25.2
Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Noncontrolling Interest	24.5	29.8
Depreciation and amortization (including stock-based compensation amortization)	3.3	3.3
Payments to Acquire Property, Plant, and Equipment	2.4	2.9
Operating Segments | International | United States
Segment Reporting Information [Line Items]
Net sales	0.0	0.0
Operating Segments | International | Canada
Segment Reporting Information [Line Items]
Net sales	0.0	0.0
Operating Segments | International | International
Segment Reporting Information [Line Items]
Net sales	145.2	146.9
Corporate
Segment Reporting Information [Line Items]
Total assets	647.5		477.1
Total property, plant and equipment, net	55.5		55.1
Operating lease right-of-use assets	0.9		1.2
Operating Income (Loss)	(22.7)	(29.0)
Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Noncontrolling Interest	(39.6)	(46.3)
Depreciation and amortization (including stock-based compensation amortization)	9.6	9.8
Payments to Acquire Property, Plant, and Equipment	2.5	3.3
Inter-segment eliminations
Segment Reporting Information [Line Items]
Total assets	(1,300.7)		$ (1,173.5)
Net sales	(0.9)	(1.3)
Inter-segment eliminations | North America
Segment Reporting Information [Line Items]
Net sales	0.8	1.0
Royalty Revenue, Net of Royalty Expense	1.4	1.0
Inter-segment eliminations | International
Segment Reporting Information [Line Items]
Net sales	0.1	0.3
Royalty Revenue, Net of Royalty Expense	$ (1.4)	$ (1.0)