Consolidated Statements Of Income (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011
Revenue
Services	$ 815.7	$ 842.7	$ 1,638.7	$ 1,643.0
Technology	105.6	94.5	211.0	205.4
Revenues, total	921.3	937.2	1,849.7	1,848.4
Cost of revenue:
Services	645.9	676.1	1,314.5	1,330.6
Technology	32.2	47.4	66.2	95.9
Cost of Revenue, Total	678.1	723.5	1,380.7	1,426.5
Selling, general and administrative	142.0	147.2	283.4	293.2
Research and development	22.2	18.4	42.2	38.7
Costs and Expenses, Total	842.3	889.1	1,706.3	1,758.4
Operating profit	79.0	48.1	143.4	90.0
Interest expense	7.9	13.3	17.2	39.2
Other income (expense), net	4.1	(49.4)	(9.1)	(73.2)
Income (loss) before income taxes	75.2	(14.6)	117.1	(22.4)
Provision (benefit) for income taxes	22.1	(9.2)	44.1	19.0
Consolidated net income (loss)	53.1	(5.4)	73.0	(41.4)
Net income attributable to noncontrolling interests	2.4	2.2	4.9	5.6
Net income (loss) attributable to Unisys Corporation	50.7	(7.6)	68.1	(47.0)
Preferred stock dividends	4.1	4.0	8.1	5.4
Net income (loss) attributable to Unisys Corporation common shareholders	$ 46.6	$ (11.6)	$ 60.0	$ (52.4)
Earnings (loss) per common share attributable to Unisys Corporation
Basic	$ 1.06	$ (0.27)	$ 1.37	$ (1.22)
Diluted	$ 0.99	$ (0.27)	$ 1.33	$ (1.22)