Supplemental Guarantor Information - Consolidating Statements of Operations (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016
Supplemental Guarantor Information [Line Items]
Net sales	$ 3,994.4	$ 3,664.6	$ 7,319.1	$ 6,781.3
Cost of sales	3,353.3	3,054.1	6,125.5	5,646.3
Gross profit	641.1	610.5	1,193.6	1,135.0
Selling and administrative expenses	363.5	344.7	710.9	674.0
Advertising expense	46.5	42.3	81.8	76.5
Income from operations	231.1	223.5	400.9	384.5
Interest expense, net	(35.9)	(36.9)	(75.6)	(75.0)
Net loss on extinguishments of long-term debt	0.0	0.0	(57.4)	0.0
Other income	0.3	0.9	1.3	1.9
Income before income taxes	195.5	187.5	269.2	311.4
Income tax benefit (expense)	(54.5)	(70.0)	(70.5)	(116.1)
Income (loss) before equity in earnings of subsidiaries	141.0	117.5	198.7	195.3
Equity in earnings of subsidiaries	0.0	0.0	0.0	0.0
Net income	141.0	117.5	198.7	195.3
Consolidating Adjustments
Supplemental Guarantor Information [Line Items]
Net sales	0.0	0.0	0.0	0.0
Cost of sales	0.0	0.0	0.0	0.0
Gross profit	0.0	0.0	0.0	0.0
Selling and administrative expenses	0.0	0.0	0.0	0.0
Advertising expense	0.0	0.0	0.0	0.0
Income from operations	0.0	0.0	0.0	0.0
Interest expense, net	0.0	0.0	0.0	0.0
Net loss on extinguishments of long-term debt			0.0
Other income	0.0	0.0	0.0	0.0
Income before income taxes	0.0	0.0	0.0	0.0
Income tax benefit (expense)	0.0	0.0	0.0	0.0
Income (loss) before equity in earnings of subsidiaries	0.0	0.0	0.0	0.0
Equity in earnings of subsidiaries	(320.7)	(276.7)	(506.6)	(469.9)
Net income	(320.7)	(276.7)	(506.6)	(469.9)
Parent Guarantor | Reportable Legal Entities
Supplemental Guarantor Information [Line Items]
Net sales	0.0	0.0	0.0	0.0
Cost of sales	0.0	0.0	0.0	0.0
Gross profit	0.0	0.0	0.0	0.0
Selling and administrative expenses	0.0	0.0	0.0	0.0
Advertising expense	0.0	0.0	0.0	0.0
Income from operations	0.0	0.0	0.0	0.0
Interest expense, net	0.0	0.0	0.0	0.0
Net loss on extinguishments of long-term debt			0.0
Other income	0.0	0.0	0.0	0.0
Income before income taxes	0.0	0.0	0.0	0.0
Income tax benefit (expense)	0.0	0.0	0.0	0.0
Income (loss) before equity in earnings of subsidiaries	0.0	0.0	0.0	0.0
Equity in earnings of subsidiaries	141.1	117.5	198.8	195.3
Net income	141.1	117.5	198.8	195.3
Subsidiary Issuer | Reportable Legal Entities
Supplemental Guarantor Information [Line Items]
Net sales	0.0	0.0	0.0	0.0
Cost of sales	0.0	0.0	0.0	0.0
Gross profit	0.0	0.0	0.0	0.0
Selling and administrative expenses	32.4	29.4	63.9	53.1
Advertising expense	0.0	0.0	0.0	0.0
Income from operations	(32.4)	(29.4)	(63.9)	(53.1)
Interest expense, net	(35.4)	(37.5)	(74.5)	(74.8)
Net loss on extinguishments of long-term debt			(57.4)
Other income	0.0	0.0	0.1	0.0
Income before income taxes	(67.8)	(66.9)	(195.7)	(127.9)
Income tax benefit (expense)	29.3	25.2	86.6	48.6
Income (loss) before equity in earnings of subsidiaries	(38.5)	(41.7)	(109.1)	(79.3)
Equity in earnings of subsidiaries	179.6	159.2	307.8	274.6
Net income	141.1	117.5	198.7	195.3
Guarantor Subsidiaries | Reportable Legal Entities
Supplemental Guarantor Information [Line Items]
Net sales	3,626.2	3,326.2	6,577.8	6,087.9
Cost of sales	3,045.8	2,771.3	5,505.0	5,062.8
Gross profit	580.4	554.9	1,072.8	1,025.1
Selling and administrative expenses	284.7	270.5	554.4	531.1
Advertising expense	44.9	40.9	78.8	73.9
Income from operations	250.8	243.5	439.6	420.1
Interest expense, net	1.1	2.5	2.1	3.8
Net loss on extinguishments of long-term debt			0.0
Other income	0.0	0.0	0.2	0.7
Income before income taxes	251.9	246.0	441.9	424.6
Income tax benefit (expense)	(80.7)	(92.9)	(151.0)	(160.5)
Income (loss) before equity in earnings of subsidiaries	171.2	153.1	290.9	264.1
Equity in earnings of subsidiaries	0.0	0.0	0.0	0.0
Net income	171.2	153.1	290.9	264.1
Non-Guarantor Subsidiaries | Reportable Legal Entities
Supplemental Guarantor Information [Line Items]
Net sales	368.2	338.4	741.3	693.4
Cost of sales	307.5	282.8	620.5	583.5
Gross profit	60.7	55.6	120.8	109.9
Selling and administrative expenses	46.4	44.8	92.6	89.8
Advertising expense	1.6	1.4	3.0	2.6
Income from operations	12.7	9.4	25.2	17.5
Interest expense, net	(1.6)	(1.9)	(3.2)	(4.0)
Net loss on extinguishments of long-term debt			0.0
Other income	0.3	0.9	1.0	1.2
Income before income taxes	11.4	8.4	23.0	14.7
Income tax benefit (expense)	(3.1)	(2.3)	(6.1)	(4.2)
Income (loss) before equity in earnings of subsidiaries	8.3	6.1	16.9	10.5
Equity in earnings of subsidiaries	0.0	0.0	0.0	0.0
Net income	8.3	6.1	16.9	10.5
Co-Issuer | Reportable Legal Entities
Supplemental Guarantor Information [Line Items]
Net sales	0.0	0.0	0.0	0.0
Cost of sales	0.0	0.0	0.0	0.0
Gross profit	0.0	0.0	0.0	0.0
Selling and administrative expenses	0.0	0.0	0.0	0.0
Advertising expense	0.0	0.0	0.0	0.0
Income from operations	0.0	0.0	0.0	0.0
Interest expense, net	0.0	0.0	0.0	0.0
Net loss on extinguishments of long-term debt			0.0
Other income	0.0	0.0	0.0	0.0
Income before income taxes	0.0	0.0	0.0	0.0
Income tax benefit (expense)	0.0	0.0	0.0	0.0
Income (loss) before equity in earnings of subsidiaries	0.0	0.0	0.0	0.0
Equity in earnings of subsidiaries	0.0	0.0	0.0	0.0
Net income	$ 0.0	$ 0.0	$ 0.0	$ 0.0