CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) (Unaudited) - USD ($) $ in Millions	3 Months Ended	9 Months Ended
Sep. 30, 2026	Sep. 30, 2025	Sep. 30, 2026	Sep. 30, 2025
Statement of Comprehensive Income [Abstract]
Consolidated net loss	$ (200.3)	$ (309.2)	$ (332.7)	$ (359.8)
Other comprehensive income
Foreign currency translation	(5.7)	(19.4)	(20.6)	119.9
Pension and postretirement adjustments, net of tax of $0.2 and $5.7 in 2026 and $5.0 and $(10.7) in 2025	147.1	248.0	205.4	215.7
Total other comprehensive income	141.4	228.6	184.8	335.6
Comprehensive loss	(58.9)	(80.6)	(147.9)	(24.2)
Less comprehensive income attributable to noncontrolling interests	1.3	0.5	2.5	1.0
Comprehensive loss attributable to Unisys Corporation	$ (60.2)	$ (81.1)	$ (150.4)	$ (25.2)

Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income, attributable to parent entity. Excludes changes in equity resulting from investments by owners and distributions to owners.

Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income (loss) and other comprehensive income (loss), attributable to noncontrolling interests. Excludes changes in equity resulting from investments by owners and distributions to owners.

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Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income. Excludes changes in equity resulting from investments by owners and distributions to owners.

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Amount after tax and reclassification adjustments of other comprehensive income (loss).

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The consolidated profit or loss for the period, net of income taxes, including the portion attributable to the noncontrolling interest.

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