Condensed Consolidating Financial Statements (Details 2) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Condensed Consolidating Statements of Cash Flows
Cash flows from operating activities:	$ 221.4	$ 76.2	$ 185.8
Cash flows from investing activities:
Proceeds from the disposal of property, plant and equipment	0.1	0.2	0.1
Purchases of property, plant and equipment	(50.2)	(41.4)	(43.1)
Net proceeds from sale of businesses	10.1	0.6	3.6
Acquisition of businesses	0	(147.7)	(7.2)
Change in restricted cash	0	12.2	(12.2)
Net cash used in discontinued operations	(0.4)	(1.7)	(2.6)
Net cash used in investing activities	(40.4)	(177.8)	(61.4)
Cash flows from financing activities:
Short-term borrowings (payments), net	0.2	3.8	(0.8)
Asset securitization borrowings	645.0	345.0	0
Asset securitization payments	(615.0)	(345.0)	0
Long-term debt payments	(1.1)	(0.9)	(35.9)
Issuance of senior unsecured notes	0	0	199.8
Borrowings from revolving credit facility	967.0	1,539.5	981.5
Payments on revolving credit facility	(1,075.0)	(1,396.5)	(1,058.0)
Proceeds from stock option exercises	0.8	2.5	3.5
Additional investment in affiliates	0		(1.0)
Payments of deferred financing costs	0	(2.2)	(1.8)
Repurchases of common stock	(57.9)	(123.0)	(153.7)
Excess tax benefits related to share-based payments	3.5	1.4	5.3
Intercompany debt	0	0	0
Intercompany financing activity	0	0	0
Intercompany investments			0
Intercompany dividends			0
Cash dividends paid	(47.6)	(36.5)	(32.4)
Net cash used in financing activities	(180.1)	(11.9)	(93.5)
Increase (decrease) in cash and cash equivalents	0.9	(113.5)	30.9
Effect of exchange rates on cash and cash equivalents	5.9	(1.5)	4.8
Cash and cash equivalents, beginning of year	45.0	160.0	124.3
Cash and cash equivalents, end of year	51.8	45.0	160.0
Parent [Member]
Condensed Consolidating Statements of Cash Flows
Cash flows from operating activities:	20.7	(2.6)	(115.4)
Cash flows from investing activities:
Proceeds from the disposal of property, plant and equipment	0	0	0
Purchases of property, plant and equipment	0	0	0
Net proceeds from sale of businesses	0	0	0
Acquisition of businesses		0	0
Change in restricted cash		0	0
Net cash used in discontinued operations	0	0	0
Net cash used in investing activities	0	0	0
Cash flows from financing activities:
Short-term borrowings (payments), net	0	0	0
Asset securitization borrowings	0	0
Asset securitization payments	0	0
Long-term debt payments	0	0	(35.0)
Issuance of senior unsecured notes			199.8
Borrowings from revolving credit facility	967.0	1,539.5	981.5
Payments on revolving credit facility	(1,075.0)	(1,396.5)	(1,058.0)
Proceeds from stock option exercises	0.8	2.5	3.5
Additional investment in affiliates			0
Payments of deferred financing costs		(2.2)	(1.8)
Repurchases of common stock	(57.9)	(123.0)	(153.7)
Excess tax benefits related to share-based payments	3.5	1.4	5.3
Intercompany debt	2.4	115.1	90.8
Intercompany financing activity	186.1	(177.8)	194.6
Intercompany investments			(7.9)
Intercompany dividends			9.0
Cash dividends paid	(47.6)	(36.5)	(32.4)
Net cash used in financing activities	(20.7)	(77.5)	195.7
Increase (decrease) in cash and cash equivalents	0	(80.1)	80.3
Effect of exchange rates on cash and cash equivalents	0	0	0
Cash and cash equivalents, beginning of year	1.0	81.1	0.8
Cash and cash equivalents, end of year	1.0	1.0	81.1
Guarantor Subsidiaries [Member]
Condensed Consolidating Statements of Cash Flows
Cash flows from operating activities:	207.3	18.0	345.4
Cash flows from investing activities:
Proceeds from the disposal of property, plant and equipment	0.1	0.1	0.1
Purchases of property, plant and equipment	(37.7)	(34.2)	(36.4)
Net proceeds from sale of businesses	10.1	0	0.1
Acquisition of businesses		(147.7)	(7.2)
Change in restricted cash		0	0
Net cash used in discontinued operations	(0.5)	(1.5)	(1.8)
Net cash used in investing activities	(28.0)	(183.3)	(45.2)
Cash flows from financing activities:
Short-term borrowings (payments), net	0	0	0
Asset securitization borrowings	0	0
Asset securitization payments	0	0
Long-term debt payments	(0.7)	(0.8)	(0.5)
Issuance of senior unsecured notes			0
Borrowings from revolving credit facility	0	0	0
Payments on revolving credit facility	0	0	0
Proceeds from stock option exercises	0	0	0
Additional investment in affiliates			0
Payments of deferred financing costs		0	0
Repurchases of common stock	0	0	0
Excess tax benefits related to share-based payments	0	0	0
Intercompany debt	(4.0)	(8.1)	(107.8)
Intercompany financing activity	(170.9)	169.2	(183.8)
Intercompany investments			0
Intercompany dividends			0
Cash dividends paid	0	0	0
Net cash used in financing activities	(175.6)	160.3	(292.1)
Increase (decrease) in cash and cash equivalents	3.7	(5.0)	8.1
Effect of exchange rates on cash and cash equivalents	0	0	0
Cash and cash equivalents, beginning of year	9.7	14.7	6.6
Cash and cash equivalents, end of year	13.4	9.7	14.7
Non-Guarantor Subsidiaries [Member]
Condensed Consolidating Statements of Cash Flows
Cash flows from operating activities:	(6.6)	60.8	(44.2)
Cash flows from investing activities:
Proceeds from the disposal of property, plant and equipment	0	0.1	0
Purchases of property, plant and equipment	(12.5)	(7.2)	(6.7)
Net proceeds from sale of businesses	0	0.6	3.5
Acquisition of businesses		0	0
Change in restricted cash		12.2	(12.2)
Net cash used in discontinued operations	0.1	(0.2)	(0.8)
Net cash used in investing activities	(12.4)	5.5	(16.2)
Cash flows from financing activities:
Short-term borrowings (payments), net	0.2	3.8	(0.8)
Asset securitization borrowings	645.0	345.0
Asset securitization payments	(615.0)	(345.0)
Long-term debt payments	(0.4)	(0.1)	(0.4)
Issuance of senior unsecured notes			0
Borrowings from revolving credit facility	0	0	0
Payments on revolving credit facility	0	0	0
Proceeds from stock option exercises	0	0	0
Additional investment in affiliates			(1.0)
Payments of deferred financing costs		0	0
Repurchases of common stock	0	0	0
Excess tax benefits related to share-based payments	0	0	0
Intercompany debt	1.6	(107.0)	17.0
Intercompany financing activity	(15.2)	8.6	(10.8)
Intercompany investments			7.9
Intercompany dividends			(9.0)
Cash dividends paid	0	0	0
Net cash used in financing activities	16.2	(94.7)	2.9
Increase (decrease) in cash and cash equivalents	(2.8)	(28.4)	(57.5)
Effect of exchange rates on cash and cash equivalents	5.9	(1.5)	4.8
Cash and cash equivalents, beginning of year	34.3	64.2	116.9
Cash and cash equivalents, end of year	37.4	34.3	64.2
Eliminations [Member]
Condensed Consolidating Statements of Cash Flows
Cash flows from operating activities:	0	0	0
Cash flows from investing activities:
Proceeds from the disposal of property, plant and equipment	0	0	0
Purchases of property, plant and equipment	0	0	0
Net proceeds from sale of businesses	0	0	0
Acquisition of businesses		0	0
Change in restricted cash		0	0
Net cash used in discontinued operations	0	0	0
Net cash used in investing activities	0	0	0
Cash flows from financing activities:
Short-term borrowings (payments), net	0	0	0
Asset securitization borrowings	0	0
Asset securitization payments	0	0
Long-term debt payments	0	0	0
Issuance of senior unsecured notes			0
Borrowings from revolving credit facility	0	0	0
Payments on revolving credit facility	0	0	0
Proceeds from stock option exercises	0	0	0
Additional investment in affiliates			0
Payments of deferred financing costs		0	0
Repurchases of common stock	0	0	0
Excess tax benefits related to share-based payments	0	0	0
Intercompany debt	0	0	0
Intercompany financing activity	0	0	0
Intercompany investments			0
Intercompany dividends			0
Cash dividends paid	0	0	0
Net cash used in financing activities	0	0	0
Increase (decrease) in cash and cash equivalents	0	0	0
Effect of exchange rates on cash and cash equivalents	0	0	0
Cash and cash equivalents, beginning of year	0	0	0
Cash and cash equivalents, end of year	$ 0	$ 0	$ 0