Subsidiary Guarantors of Senior Notes due 2013, Senior Notes due 2018 and Senior Notes due 2020 (Details 3) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2008
Condensed consolidating statement of cash flows
Net cash provided by (used for) operating activities of continuing operations	$ 159.1	$ 32.5	$ 202.5
Cash provided by (used for) operating activities of discontinued operations	3.2	(16.9)	6.8
Net cash provided by operating activities	162.3	15.6	209.3
Cash Flows from Investing:
Capital expenditures	(72.9)	(64.8)	(35.9)
Proceeds from sale of property, plant and equipment	0.9	17.5	23.2
Restricted cash	(3.3)	2.2	(3.0)
Proceeds from sale of business	0	143.6	0
Business acquisition, net of cash acquired	0	0	4.8
Intercompany investments	0	0	0
Net cash (used for) provided by investing activities of continuing operations	(75.3)	98.5	(20.5)
Net cash provided by (used for) investing activities of discontinued operations	(0.2)	(0.1)	(4.4)
Net cash (used for) provided by investing activities	(75.5)	98.4	(24.9)
Cash Flows from Financing:
Payments on long-term debt	(495.4)	(960.3)	(1,250.8)
Proceeds from long-term debt	383.3	845.0	1,063.0
Proceeds from (payments on) revolving credit facility-net	34.4	(24.2)	24.2
Proceeds from securitization	0	0	101.0
Proceeds (payments) on notes financing-net	(10.4)	14.8	(4.1)
Derivative, Cash Received on Hedge	14.8	21.5	0
Debt issue costs	(5.7)	(14.7)	(27.0)
Dividends paid	(10.6)	(10.6)	(10.6)
Exercises of stock options	6.4	2.6	0.9
Intercompany financing	0	0	0
Net cash used for financing activities	(83.2)	(125.9)	(204.4)
Effect of exchange rate changes on cash	1.2	(3.2)	0
Net increase (decrease) in cash and cash equivalents	4.8	(15.1)	(20.0)
Balance at beginning of year	68.6	83.7	103.7	103.7
Balance at end of year	73.4	68.6	83.7	103.7
Parent
Condensed consolidating statement of cash flows
Net cash provided by (used for) operating activities of continuing operations	(22.8)	(59.8)	(28.1)
Cash provided by (used for) operating activities of discontinued operations	0	0	0
Net cash provided by operating activities	(22.8)	(59.8)	(28.1)
Cash Flows from Investing:
Capital expenditures	(1.4)	(0.4)	(0.9)
Proceeds from sale of property, plant and equipment	0	0	0.5
Restricted cash	1.0	2.0	(3.3)
Proceeds from sale of business		0
Business acquisition, net of cash acquired			0
Intercompany investments	131.4	216.7	197.3
Net cash (used for) provided by investing activities of continuing operations	131.0	218.3	193.6
Net cash provided by (used for) investing activities of discontinued operations	0	0	0
Net cash (used for) provided by investing activities	131.0	218.3	193.6
Cash Flows from Financing:
Payments on long-term debt	(439.7)	(884.1)	(1,165.7)
Proceeds from long-term debt	300.0	750.0	1,000.0
Proceeds from (payments on) revolving credit facility-net	34.4	(24.2)	24.2
Proceeds from securitization			0
Proceeds (payments) on notes financing-net	0	0	0
Derivative, Cash Received on Hedge	14.8	21.5
Debt issue costs	(5.7)	(14.7)	(27.0)
Dividends paid	(10.6)	(10.6)	(10.6)
Exercises of stock options	6.4	2.6	0.9
Intercompany financing	0	(0.1)	0
Net cash used for financing activities	(100.4)	(159.6)	(178.2)
Effect of exchange rate changes on cash	0	0	0
Net increase (decrease) in cash and cash equivalents	7.8	(1.1)	(12.7)
Balance at beginning of year	4.2	5.3	18.0
Balance at end of year	12.0	4.2	5.3
Guarantor Subsidiaries
Condensed consolidating statement of cash flows
Net cash provided by (used for) operating activities of continuing operations	167.4	70.5	124.0
Cash provided by (used for) operating activities of discontinued operations	(0.9)	(1.5)	(0.8)
Net cash provided by operating activities	166.5	69.0	123.2
Cash Flows from Investing:
Capital expenditures	(36.5)	(23.4)	(16.2)
Proceeds from sale of property, plant and equipment	0	0.1	1.1
Restricted cash	0	0	0
Proceeds from sale of business		143.6
Business acquisition, net of cash acquired			4.8
Intercompany investments	(175.4)	(164.5)	(36.2)
Net cash (used for) provided by investing activities of continuing operations	(211.9)	(44.2)	(56.1)
Net cash provided by (used for) investing activities of discontinued operations	0	0	0
Net cash (used for) provided by investing activities	(211.9)	(44.2)	(56.1)
Cash Flows from Financing:
Payments on long-term debt	(0.7)	(0.7)	(20.7)
Proceeds from long-term debt	0	0	10.0
Proceeds from (payments on) revolving credit facility-net	0	0	0
Proceeds from securitization			101.0
Proceeds (payments) on notes financing-net	(2.1)	(2.6)	(3.2)
Derivative, Cash Received on Hedge	0	0
Debt issue costs	0	0	0
Dividends paid	0	0	0
Exercises of stock options	0	0	0
Intercompany financing	43.7	(32.7)	(40.5)
Net cash used for financing activities	40.9	(36.0)	(54.4)
Effect of exchange rate changes on cash	0	0	0
Net increase (decrease) in cash and cash equivalents	(4.5)	(11.2)	12.7
Balance at beginning of year	8.5	19.7	7.0
Balance at end of year	4.0	8.5	19.7
Non-Guarantor Subsidiaries
Condensed consolidating statement of cash flows
Net cash provided by (used for) operating activities of continuing operations	14.5	21.8	106.6
Cash provided by (used for) operating activities of discontinued operations	4.1	(15.4)	7.6
Net cash provided by operating activities	18.6	6.4	114.2
Cash Flows from Investing:
Capital expenditures	(35.0)	(41.0)	(18.8)
Proceeds from sale of property, plant and equipment	0.9	17.4	21.6
Restricted cash	(4.3)	0.2	0.3
Proceeds from sale of business		0
Business acquisition, net of cash acquired			0
Intercompany investments	(4.8)	(30.7)	(49.9)
Net cash (used for) provided by investing activities of continuing operations	(43.2)	(54.1)	(46.8)
Net cash provided by (used for) investing activities of discontinued operations	(0.2)	(0.1)	(4.4)
Net cash (used for) provided by investing activities	(43.4)	(54.2)	(51.2)
Cash Flows from Financing:
Payments on long-term debt	(55.0)	(75.5)	(64.4)
Proceeds from long-term debt	83.3	95.0	53.0
Proceeds from (payments on) revolving credit facility-net	0	0	0
Proceeds from securitization			0
Proceeds (payments) on notes financing-net	(8.3)	17.4	(0.9)
Derivative, Cash Received on Hedge	0	0
Debt issue costs	0	0	0
Dividends paid	0	0	0
Exercises of stock options	0	0	0
Intercompany financing	5.1	11.3	(70.7)
Net cash used for financing activities	25.1	48.2	(83.0)
Effect of exchange rate changes on cash	1.2	(3.2)	0
Net increase (decrease) in cash and cash equivalents	1.5	(2.8)	(20.0)
Balance at beginning of year	55.9	58.7	78.7
Balance at end of year	57.4	55.9	58.7
Eliminations
Condensed consolidating statement of cash flows
Net cash provided by (used for) operating activities of continuing operations	0	0	0
Cash provided by (used for) operating activities of discontinued operations	0	0	0
Net cash provided by operating activities	0	0	0
Cash Flows from Investing:
Capital expenditures	0	0	0
Proceeds from sale of property, plant and equipment	0	0	0
Restricted cash	0	0	0
Proceeds from sale of business		0
Business acquisition, net of cash acquired			0
Intercompany investments	48.8	(21.5)	(111.2)
Net cash (used for) provided by investing activities of continuing operations	48.8	(21.5)	(111.2)
Net cash provided by (used for) investing activities of discontinued operations	0	0	0
Net cash (used for) provided by investing activities	48.8	(21.5)	(111.2)
Cash Flows from Financing:
Payments on long-term debt	0	0	0
Proceeds from long-term debt	0	0	0
Proceeds from (payments on) revolving credit facility-net	0	0	0
Proceeds from securitization			0
Proceeds (payments) on notes financing-net	0	0	0
Derivative, Cash Received on Hedge	0	0
Debt issue costs	0	0	0
Dividends paid	0	0	0
Exercises of stock options	0	0	0
Intercompany financing	(48.8)	21.5	111.2
Net cash used for financing activities	(48.8)	21.5	111.2
Effect of exchange rate changes on cash	0	0	0
Net increase (decrease) in cash and cash equivalents	0	0	0
Balance at beginning of year	0	0	0
Balance at end of year	$ 0	$ 0	$ 0