Condensed Consolidating Financial Statements (Details 3) (USD $) In Millions, unless otherwise specified	6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012
Operating activities:
Cash provided by (used in) operating activities	$ 283.9	$ 21.2
Investing activities:
Purchases of property, plant and equipment	(74.3)	(86.8)
Acquisitions, net of cash acquired	(794.7)	(82.3)
Other investing activities, net	8.5	1.8
Net cash used in investing activities	(860.5)	(167.3)
Financing activities:
Net short-term debt (repayments) borrowings	(469.3)	(29.4)
Proceeds from long-term debt borrowings	2,257.9	458.0
Principal (payments) borrowings on long-term debt	(1,191.6)	(259.5)
Dividends paid	(46.0)	(22.5)
Other financing activities, net	30.4	8.5
Net cash provided by financing activities	581.4	155.1
Effect of exchange rate changes on cash and cash equivalents	(1.6)
Increase in cash and cash equivalents	3.2	9.0
Cash and cash equivalents at beginning of year	97.6	84.6
Cash and cash equivalents at end of period	100.8	93.6
Parent
Operating activities:
Cash provided by (used in) operating activities	94.8	111.0
Investing activities:
Purchases of property, plant and equipment	(6.2)	(7.6)
Acquisitions, net of cash acquired	(794.7)	(65.9)
Net advances to subsidiaries	(326.9)	(209.4)
Other investing activities, net	0.1	0.1
Net cash used in investing activities	(1,127.7)	(282.8)
Financing activities:
Proceeds from long-term debt borrowings	2,257.9	458.0
Principal (payments) borrowings on long-term debt	(1,191.2)	(258.0)
Dividends paid	(46.0)	(22.5)
Other financing activities, net	31.8	9.9
Net cash provided by financing activities	1,052.5	187.4
Increase in cash and cash equivalents	19.6	15.6
Cash and cash equivalents at beginning of year	28.1	15.1
Cash and cash equivalents at end of period	47.7	30.7
Guarantor Subsidiaries
Operating activities:
Cash provided by (used in) operating activities	186.4	(99.5)
Investing activities:
Purchases of property, plant and equipment	(62.6)	(72.0)
Acquisitions, net of cash acquired		(16.4)
Other investing activities, net	8.3	1.7
Net cash used in investing activities	(54.3)	(86.7)
Financing activities:
Net short-term debt (repayments) borrowings	(473.8)	(29.5)
Principal (payments) borrowings on long-term debt	(0.5)	(1.5)
Net intercompany borrowings (repayments)	322.7	221.6
Other financing activities, net	(1.4)	(1.4)
Net cash provided by financing activities	(153.0)	189.2
Increase in cash and cash equivalents	(20.9)	3.0
Cash and cash equivalents at beginning of year	13.1	10.8
Cash and cash equivalents at end of period	(7.8)	13.8
Non-Guarantor Subsidiaries
Operating activities:
Cash provided by (used in) operating activities	2.7	9.7
Investing activities:
Purchases of property, plant and equipment	(5.5)	(7.2)
Other investing activities, net	0.1
Net cash used in investing activities	(5.4)	(7.2)
Financing activities:
Net short-term debt (repayments) borrowings	4.5	0.1
Principal (payments) borrowings on long-term debt	0.1
Net intercompany borrowings (repayments)	4.2	(12.2)
Net cash provided by financing activities	8.8	(12.1)
Effect of exchange rate changes on cash and cash equivalents	(1.6)
Increase in cash and cash equivalents	4.5	(9.6)
Cash and cash equivalents at beginning of year	56.4	58.7
Cash and cash equivalents at end of period	60.9	49.1
Consolidating Adjustments
Investing activities:
Net advances to subsidiaries	326.9	209.4
Net cash used in investing activities	326.9	209.4
Financing activities:
Net intercompany borrowings (repayments)	(326.9)	(209.4)
Net cash provided by financing activities	$ (326.9)	$ (209.4)