Condensed Consolidated Statements of Operations - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Income Statement [Abstract]
Revenue	$ 380.0	$ 379.6
Costs and expenses
Cost of services and products, excluding items below	193.7	197.7
Selling, general and administrative, excluding items below	88.0	86.1
Depreciation and amortization	74.2	79.4
Restructuring and severance related charges	15.2	3.3
Transaction and integration cost	29.1	3.0
Total operating costs and expenses	400.2	369.5
Operating (loss) income	(20.2)	10.1
Interest expense	33.7	35.1
Other components of pension and postretirement benefit plans expense	2.6	2.6
Other income, net	(0.8)	(1.0)
Loss before income taxes	(55.7)	(26.6)
Income tax (benefit) expense	(21.7)	0.3
Net loss	(34.0)	(26.9)
Preferred stock dividends	2.6	2.6
Net loss applicable to common shareowners	$ (36.6)	$ (29.5)
Basic and diluted net loss per common share	$ (0.72)	$ (0.59)