Consolidated Statements of Income - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Revenue
Revenue	$ 2,948.7	$ 2,825.0	$ 2,741.8
Cost of revenue:
Cost of revenue:	2,282.3	2,138.7	2,194.1
Selling, general and administrative expenses	396.9	370.3	411.9
Research and development expenses	31.3	31.9	38.7
Costs and expenses	2,710.5	2,540.9	2,644.7
Operating income	238.2	284.1	97.1
Interest expense	62.1	64.0	52.8
Other income (expense), net	(136.4)	(76.9)	(116.4)
Income (loss) before income taxes	39.7	143.2	(72.1)
Provision (benefit) for income taxes	53.0	64.3	(5.5)
Consolidated net income (loss)	(13.3)	78.9	(66.6)
Net income (loss) attributable to noncontrolling interests	3.9	3.4	(1.3)
Net income (loss) attributable to Unisys Corporation common shareholders	$ (17.2)	$ 75.5	$ (65.3)
Earnings (loss) per common share attributable to Unisys Corporation
Basic (in dollars per share)	$ (0.31)	$ 1.48	$ (1.30)
Diluted (in dollars per share)	$ (0.31)	$ 1.30	$ (1.30)
Services
Revenue
Revenue	$ 2,552.7	$ 2,386.3	$ 2,328.2
Cost of revenue:
Cost of revenue:	2,134.1	2,010.5	2,033.8
Operating income	108.2	67.6	64.8
Technology
Revenue
Revenue	396.0	438.7	413.6
Cost of revenue:
Cost of revenue:	148.2	128.2	160.3
Operating income	$ 172.2	$ 237.8	$ 170.6