Consolidated Statement of Cash Flows - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Cash provided by (used in) operating activities:
Net income (loss)	$ 27.7	$ (76.0)	$ (39.4)
Adjustments to reconcile net cash provided by operating activities:
Depreciation and amortization	52.9	59.0	44.0
Impairment of long-lived assets	3.5	14.7	4.7
Goodwill impairment	0.0	67.2	0.0
Gain on sale of business	(2.1)	(3.2)	0.0
Deferred income taxes	(0.1)	(16.0)	2.5
Equity loss, net of dividends received	1.0	3.1	1.6
Change in other liabilities	(5.0)	(5.5)	(10.3)
Non-cash interest expense	5.7	3.6	4.2
Stock-based compensation	8.9	3.8	4.7
Deferred revenue	(2.9)	27.6	(0.7)
Other	8.2	5.2	1.0
Changes in working capital:
Accounts receivable	12.7	34.1	13.4
Inventories	(3.3)	(4.3)	(14.0)
Accounts payable	5.0	25.0	(10.6)
Accrued liabilities	8.4	(19.6)	29.9
Other working capital	(1.1)	9.0	4.5
Net cash provided by operating activities	119.5	127.7	35.5
Cash (used in) provided by investing activities:
Capital expenditures	(49.9)	(40.7)	(83.8)
Acquisitions, net of cash acquired	0.0	(15.3)	(496.5)
Net cash (used in) provided by divestitures and asset sales	(3.8)	14.9	0.3
Net cash used in investing activities	(53.7)	(41.1)	(580.0)
Cash provided by (used in) financing activities:
Borrowings of revolving credit	595.7	612.1	572.5
Repayments of revolving credit	(625.4)	(685.9)	(368.0)
Borrowings of long-term debt	0.0	1.1	343.0
Repayments of long-term debt	(31.7)	(40.7)	0.0
Issuances of Common Stock	0.4	0.0	0.7
Proceeds from issuance of noncontrolling interest	0.0	0.0	1.4
Repurchases of Common Stock	(0.3)	(0.3)	(2.0)
Payment of deferred financing costs	(1.4)	(1.0)	(11.1)
Dividends paid	0.0	(8.7)	(20.4)
Net cash (used in) provided by financing activities	(62.7)	(123.4)	516.1
Effect of exchange rate changes on cash	(4.1)	7.5	(2.7)
Net increase (decrease) in cash and cash equivalents	(1.0)	(29.3)	(31.1)
Cash and cash equivalents at beginning of period	21.8	51.1	82.2
Cash and cash equivalents at end of period	20.8	21.8	51.1
Cash paid during the year for:
Interest	42.7	43.9	32.9
Income taxes, net	$ 11.6	$ 26.3	$ 16.1