Consolidated Statements of Cash Flows - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Cash Flows From Operations
Net income (loss)	$ 9.4	$ (375.8)	$ 65.5
Adjustments to reconcile net (loss) income to cash (used for) provided by operating activities of continuing operations:
Asset impairment expense	0.1	96.9	15.3
Loss (income) from discontinued operations, net of income taxes	0.6	7.2	(135.4)
Depreciation expense	38.1	45.6	50.6
Amortization of intangible assets	0.8	3.0	3.0
Amortization of deferred financing fees	1.9	2.2	4.2
Deferred income tax (benefit) - net	(44.1)	101.4	(4.4)
Noncash loss on early extinguishment of debt	0.0	15.4	0.2
Loss (gain) on sale of property, plant and equipment	0.1	1.1	(0.3)
Stock-based compensation expense and other	8.5	(0.7)	7.5
Changes in operating assets and liabilities, excluding the effects of business divestitures:
Accounts receivable	(32.7)	18.4	(10.7)
Inventories	55.6	52.7	(7.2)
Notes receivable	18.8	32.2	9.9
Other assets	(0.5)	(6.9)	(18.9)
Accounts payable	27.1	(105.8)	(12.4)
Accrued expenses and other liabilities	(5.2)	(9.3)	7.6
Net cash provided by (used for) operating activities of continuing operations	78.5	(122.4)	(25.5)
Net cash provided by (used for) operating activities of discontinued operations	(0.6)	(49.9)	126.3
Net cash provided by (used for) operating activities	77.9	(172.3)	100.8
Cash Flows From Investing
Capital expenditures	(28.9)	(45.9)	(54.9)
Proceeds from sale of property, plant and equipment	7.0	8.4	7.3
Other	0.6	(1.6)	2.6
Net cash used for investing activities of continuing operations	(21.3)	(39.1)	(45.0)
Net cash provided by (used for) investing activities of discontinued operations	0.0	(2.4)	59.1
Net cash provided by (used for) investing activities	(21.3)	(41.5)	14.1
Cash Flows From Financing
Payments on long-term debt	(10.9)	(1,389.0)	(105.4)
Proceeds from long-term debt	0.2	272.1	5.1
Payments on notes financing - net	(4.7)	(8.4)	(9.4)
Debt issuance costs	0.0	(8.9)	0.0
Dividends paid	0.0	0.0	(10.9)
Exercises of stock options including windfall tax benefits	5.7	9.4	7.9
Dividend from spun-off subsidiary	0.0	1,361.7	0.0
Cash transferred to spun-off subsidiary	0.0	(17.7)	0.0
Net cash provided by (used for) financing activities of continuing operations	(9.7)	219.2	(112.7)
Net cash provided by (used for) financing activities of discontinued operations	0.0	0.2	(0.2)
Net cash provided by (used for) financing activities	(9.7)	219.4	(112.9)
Effect of exchange rate changes on cash	2.4	0.9	(6.6)
Net increase (decrease) in cash and cash equivalents	49.3	6.5	(4.6)
Balance at beginning of year, including cash of discontinued operations of $0.0, $31.9 and $16.5, respectively	69.9	63.4	68.0
Balance at end of year, including cash of discontinued operations of $0.0, $0.0, and $31.9, respectively	119.2	69.9	63.4
Supplemental Cash Flow Information
Interest paid	37.0	49.6	98.8
Income tax (refund) paid	$ (7.6)	$ 8.9	$ 7.7