Condensed Consolidating Financial Statements (Details 2) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Condensed Financial Statements, Captions [Line Items]
Revenue, Net	$ 992.5	$ 960.7	$ 1,678.3	$ 1,656.1
Condensed Consolidating Statements of Cash Flows
Cash flows from operating activities			(52.3)	(73.4)
Cash flows from investing activities:
Proceeds from the disposal of property, plant and equipment				(41.2)
Purchases of property, plant and equipment			(33.0)	(41.2)
Net cash used in investing activities			(33.0)	(41.2)
Cash flows from financing activities:
Short-term borrowings, net			0.4	(0.6)
Asset securitization borrowings			40.0	20.0
Asset securitization payments			(40.0)	0.0
Long-term debt payments			(23.0)	(0.9)
Borrowings from credit facility			999.0	1,018.5
Payments on credit facility			(845.5)	(832.5)
Proceeds from employee stock purchases			1.1	1.0
Repurchases of common stock			0.0	(50.0)
Repurchases of common stock to satisfy employee withholding tax obligations			(21.8)	(10.8)
Excess tax benefits related to share-based payments			17.3	4.0
Intercompany debt				0.0
Intercompany financing activity				0.0
Cash dividends paid			(26.9)	(23.6)
Net cash provided by financing activities			100.6	125.1
Increase in cash and cash equivalents			15.3	10.5
Effect of exchange rates on cash and cash equivalents			(5.3)	1.1
Cash and cash equivalents, beginning of period			37.5	38.0
Cash and cash equivalents, end of period	47.5	49.6	47.5	49.6
Parent [Member]
Condensed Financial Statements, Captions [Line Items]
Revenue, Net	0.0	0.0	0.0	0.0
Condensed Consolidating Statements of Cash Flows
Cash flows from operating activities			2.1	48.6
Cash flows from investing activities:
Proceeds from the disposal of property, plant and equipment				0.0
Purchases of property, plant and equipment			0.0
Net cash used in investing activities			0.0	0.0
Cash flows from financing activities:
Short-term borrowings, net			0.0	0.0
Asset securitization borrowings			0.0	0.0
Asset securitization payments			0.0	0.0
Long-term debt payments			(22.5)	0.0
Borrowings from credit facility			999.0	1,018.5
Payments on credit facility			(845.5)	(832.5)
Proceeds from employee stock purchases			1.1	1.0
Repurchases of common stock			0.0	(50.0)
Repurchases of common stock to satisfy employee withholding tax obligations			(21.8)	(10.8)
Excess tax benefits related to share-based payments			17.3	4.0
Intercompany debt				(5.6)
Intercompany financing activity			(24.3)	(149.8)
Intercompany investments			(77.8)
Cash dividends paid			(26.9)	(23.6)
Net cash provided by financing activities			(1.4)	(48.8)
Increase in cash and cash equivalents			0.7	(0.2)
Effect of exchange rates on cash and cash equivalents			0.0	0.0
Cash and cash equivalents, beginning of period			1.0	1.1
Cash and cash equivalents, end of period	1.7	0.9	1.7	0.9
Guarantor Subsidiaries [Member]
Condensed Financial Statements, Captions [Line Items]
Revenue, Net	864.6	793.6	1,440.7	1,352.8
Condensed Consolidating Statements of Cash Flows
Cash flows from operating activities			(45.0)	(92.5)
Cash flows from investing activities:
Proceeds from the disposal of property, plant and equipment				(29.9)
Purchases of property, plant and equipment			(27.8)
Net cash used in investing activities			(27.8)	(29.9)
Cash flows from financing activities:
Short-term borrowings, net			0.0	0.0
Asset securitization borrowings			0.0	0.0
Asset securitization payments			0.0	0.0
Long-term debt payments			(0.3)	(0.7)
Borrowings from credit facility			0.0	0.0
Payments on credit facility			0.0	0.0
Proceeds from employee stock purchases			0.0	0.0
Repurchases of common stock			0.0	0.0
Repurchases of common stock to satisfy employee withholding tax obligations			0.0	0.0
Excess tax benefits related to share-based payments			0.0	0.0
Intercompany debt				(6.3)
Intercompany financing activity			3.4	141.0
Intercompany investments				(3.0)
Intercompany investments			79.9
Cash dividends paid			0.0	0.0
Net cash provided by financing activities			83.0	131.0
Increase in cash and cash equivalents			10.2	8.6
Effect of exchange rates on cash and cash equivalents			0.0	0.0
Cash and cash equivalents, beginning of period			11.5	10.5
Cash and cash equivalents, end of period	21.7	19.1	21.7	19.1
Non-Guarantor Subsidiaries [Member]
Condensed Financial Statements, Captions [Line Items]
Revenue, Net	181.7	210.4	335.5	393.0
Condensed Consolidating Statements of Cash Flows
Cash flows from operating activities			(9.4)	(29.5)
Cash flows from investing activities:
Proceeds from the disposal of property, plant and equipment				(11.3)
Purchases of property, plant and equipment			(5.2)
Net cash used in investing activities			(5.2)	(11.3)
Cash flows from financing activities:
Short-term borrowings, net			0.4	(0.6)
Asset securitization borrowings			40.0	20.0
Asset securitization payments			(40.0)	0.0
Long-term debt payments			(0.2)	(0.2)
Borrowings from credit facility			0.0	0.0
Payments on credit facility			0.0	0.0
Proceeds from employee stock purchases			0.0	0.0
Repurchases of common stock			0.0	0.0
Repurchases of common stock to satisfy employee withholding tax obligations			0.0	0.0
Excess tax benefits related to share-based payments			0.0	0.0
Intercompany debt				11.9
Intercompany financing activity			20.9	8.8
Intercompany investments				3.0
Intercompany investments			(2.1)
Cash dividends paid			0.0	0.0
Net cash provided by financing activities			19.0	42.9
Increase in cash and cash equivalents			4.4	2.1
Effect of exchange rates on cash and cash equivalents			(5.3)	1.1
Cash and cash equivalents, beginning of period			25.0	26.4
Cash and cash equivalents, end of period	24.1	29.6	24.1	29.6
Eliminations [Member]
Condensed Financial Statements, Captions [Line Items]
Revenue, Net	(53.8)	(43.3)	(97.9)	(89.7)
Condensed Consolidating Statements of Cash Flows
Cash flows from operating activities			0.0	0.0
Cash flows from investing activities:
Proceeds from the disposal of property, plant and equipment				0.0
Purchases of property, plant and equipment			0.0
Net cash used in investing activities			0.0	0.0
Cash flows from financing activities:
Short-term borrowings, net			0.0	0.0
Asset securitization borrowings			0.0	0.0
Asset securitization payments			0.0	0.0
Long-term debt payments			0.0	0.0
Borrowings from credit facility			0.0	0.0
Payments on credit facility			0.0	0.0
Proceeds from employee stock purchases			0.0	0.0
Repurchases of common stock			0.0	0.0
Repurchases of common stock to satisfy employee withholding tax obligations			0.0	0.0
Excess tax benefits related to share-based payments			0.0	0.0
Intercompany debt				0.0
Intercompany financing activity				0.0
Cash dividends paid			0.0	0.0
Net cash provided by financing activities			0.0	0.0
Increase in cash and cash equivalents			0.0	0.0
Effect of exchange rates on cash and cash equivalents			0.0	0.0
Cash and cash equivalents, beginning of period			0.0	0.0
Cash and cash equivalents, end of period	$ 0.0	$ 0.0	$ 0.0	$ 0.0