Consolidated Statements of Cash Flows - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income (loss)	$ (88.1)	$ (75.4)	$ 177.1
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities:
Depreciation and amortization	101.9	100.7	91.3
Income (Loss) from Equity Method Investments, including dividends	3.7	4.4	11.9
Other operating credits and charges, net	16.3	9.0	3.8
Loss on sale or impairment of long-lived assets	2.1	(3.1)	0.2
Gain from acquisition	0.0	0.0	(35.9)
Gain on sale of discontinued operations	0.0	0.0	(1.7)
Gain on sale of joint venture	0.0	0.0	(1.2)
Loss on early debt extinguishment	0.0	0.0	2.3
Payment of long-term deposit	0.0	0.0	(17.1)
Stock-based compensation related to stock plans	9.3	9.4	8.8
Exchange loss on remeasurement	2.8	(2.5)	(2.9)
Cash settlement of contingencies	(0.5)	(1.6)	(0.4)
Product Warranty Payments, Net of Accruals	(8.5)	(7.9)	(9.6)
Pension (payments) expense, net	6.0	(3.2)	6.3
Non-cash interest expense, net	0.8	1.7	0.8
Other adjustments, net	1.7	0.4	(0.4)
(Increase) decrease in receivables	10.6	(34.1)	4.5
Increase in inventories	3.5	(9.2)	(17.7)
(Increase) decrease in prepaid expenses	2.2	(0.4)	(1.9)
Increase (decrease) in accounts payable and accrued liabilities	(20.3)	(7.8)	12.4
Increase (decrease) in deferred income taxes	(6.9)	(24.5)	35.7
Net cash provided by (used in) operating activities	29.2	(52.9)	242.5
CASH FLOWS FROM INVESTING ACTIVITIES:
Property, plant, and equipment additions	(113.8)	(80.1)	(75.6)
Proceeds from asset sales	0.5	13.2	16.7
Acquisitions, net of cash	0.0	0.0	(67.4)
Investment in and advances to joint ventures	1.1	2.6	13.9
Proceeds from sale of joint venture	0.0	0.0	2.9
Receipt of proceeds from notes receivable	0.0	0.0	91.4
Decrease (increase) in restricted cash under letters of credit/credit facility	(3.9)	0.8	0.7
Payments for (Proceeds from) Other Investing Activities	0.2	0.0	0.0
Net cash provided by (used in) investing activities	(115.9)	(63.5)	(17.4)
CASH FLOWS FROM FINANCING ACTIVITIES:
Repayment of long term debt	(2.3)	(2.3)	(113.2)
Payment of debt issuance fees	0.0	0.0	(1.2)
Taxes paid related to net share settlement of equity awards	(6.1)	(1.5)	(12.1)
Other financing activities, net	0.7	0.0	0.1
Proceeds from (Payments for) Other Financing Activities	3.3	(0.1)	0.0
Net cash provided by (used in) financing activities	(4.4)	(3.9)	(126.4)
Effect of exchange rate on cash and cash equivalents	(6.9)	(3.8)	(2.8)
Net increase (decrease) in cash and cash equivalents	(98.0)	(124.1)	95.9
Cash and cash equivalents at beginning of year	532.7	656.8	560.9
Cash and cash equivalents at end of year	$ 434.7	$ 532.7	$ 656.8