Condensed Consolidated Statements of Operations - USD ($) shares in Millions, $ in Millions	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Condensed Consolidated Statements of Operations
Revenue	$ 175.4	$ 169.4
Costs and expenses:
Cost of revenue, excluding depreciation and amortization	32.2	39.3
Selling, general and administrative	48.7	57.0
Depreciation and amortization	71.0	67.3
Restructuring charges	2.9	2.2
Income from operations	20.6	3.6
Interest expense, net	(5.1)	(12.7)
Income (loss) before income taxes	15.5	(9.1)
Income tax (expense) benefit	(6.0)	4.2
Equity in earnings from joint ventures, net of tax	(0.9)
Net income (loss)	8.6	(4.9)
Preferred stock dividends	(1.0)	(1.0)
Net income (loss) available to common stockholders	7.6	(5.9)
Income allocated to participating securities	0.3
Net income (loss) available to common stockholders	$ 7.3	$ (5.9)
Earnings (loss) per share:
Basic earnings (loss) per share (in dollars per share)	$ 0.11	$ (0.08)
Diluted earnings (loss) per share (in dollars per share)	$ 0.11	$ (0.08)
Weighted average common shares outstanding:
Basic (in shares)	64.9	72.4
Diluted (in shares)	65.1	72.4