CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Comprehensive Income Attributable to Ingersoll Rand Inc.
Net income attributable to Ingersoll Rand Inc.	$ 161.1	$ 103.7
Other comprehensive income (loss), net of tax:
Foreign currency translation adjustments, net	30.8	(28.8)
Unrecognized loss on cash flow hedges	(5.3)	0.0
Pension and other postretirement prior service cost and gain (loss), net	(0.2)	(1.1)
Total other comprehensive income (loss), net of tax	25.3	(29.9)
Comprehensive income attributable to Ingersoll Rand Inc.	186.4	73.8
Comprehensive Income Attributable to Noncontrolling Interests
Net income attributable to noncontrolling interests	2.1	0.8
Other comprehensive income, net of tax:
Foreign currency translation adjustments, net	0.9	0.6
Total other comprehensive income, net of tax	0.9	0.6
Comprehensive income attributable to noncontrolling interests	3.0	1.4
Total Comprehensive Income	$ 189.4	$ 75.2