CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Comprehensive Income Attributable to Ingersoll Rand Inc.
Net income attributable to Ingersoll Rand Inc.	$ 778.7	$ 604.7	$ 562.5
Other comprehensive income (loss), net of tax:
Foreign currency translation adjustments, net	34.8	(252.9)	(103.0)
Unrecognized gain (loss) on cash flow hedges	(3.8)	16.0	0.0
Pension and other postretirement prior service cost and gain (loss), net	(6.9)	26.8	48.7
Other comprehensive income (loss), net of tax	24.1	(210.1)	(54.3)
Comprehensive income attributable to Ingersoll Rand Inc.	802.8	394.6	508.2
Comprehensive Income (Loss) Attributable to Noncontrolling Interests
Net income attributable to noncontrolling interests	6.4	3.8	2.5
Other comprehensive income (loss), net of tax:
Foreign currency translation adjustments, net	1.7	(7.2)	(2.3)
Total other comprehensive income (loss), net of tax	1.7	(7.2)	(2.3)
Comprehensive income (loss) attributable to noncontrolling interests	8.1	(3.4)	0.2
Total Comprehensive Income	$ 810.9	$ 391.2	$ 508.4