Consolidated Statements of Cash Flows (unaudited) - USD ($) $ in Millions	6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019
OPERATING ACTIVITIES
Net (loss) income	$ 0.0	$ 24.2
Less: (Loss) income from discontinued operations	(0.3)	6.3
Income from continuing operations	0.3	17.9
Reconciliation to net cash provided by (used in) operating activities:
Depreciation and amortization	22.7	21.1
Amortization of debt discount and financing costs	0.7	0.7
Stock-based compensation expense	2.3	5.0
Unrealized loss on foreign currency	1.6	0.0
Deferred income taxes	(5.8)	(15.5)
Loss (gain) on disposal of property and equipment	0.1	(0.2)
Changes in assets and liabilities, excluding effect of currency translation:
Trade accounts receivable	30.3	9.5
Inventories	(5.1)	(6.8)
Accounts payable	(13.5)	(17.6)
Pension assets and liabilities, net	1.6	2.5
Other assets and liabilities, net	(15.3)	(17.3)
Net cash provided by (used in) operating activities from continuing operations	19.9	(0.7)
Net cash used in operating activities from discontinued operations	(2.3)	(12.4)
Net cash provided by (used in) operating activities	17.6	(13.1)
INVESTING ACTIVITIES
Capital expenditures	(18.8)	(27.7)
Other investing activities	0.4	0.5
Net cash used in investing activities from continuing operations	(18.4)	(27.2)
Net cash used in investing activities from discontinued operations	0.0	(0.4)
Net cash used in investing activities	(18.4)	(27.6)
FINANCING ACTIVITIES
Repayments under credit arrangements	0.0	(7.6)
Payments on finance lease obligations	(0.4)	(0.4)
Payments of tax withholding obligations related to employee equity awards	(0.3)	(3.2)
Proceeds from exercise of stock options	0.7	5.0
Payments of dividends to noncontrolling interests	(0.4)	0.0
Net cash used in financing activities	(0.4)	(6.2)
Effect of currency exchange rate changes on cash and cash equivalents	(5.6)	0.6
Decrease in cash and cash equivalents	(6.8)	(46.3)
Cash and cash equivalents, beginning of period	325.0	326.1
Cash and cash equivalents, end of period	318.2	279.8
Supplemental disclosure of non-cash investing activities:
Property and equipment purchases unpaid and included in accounts payable	$ 5.3	$ 12.3