CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME
Net income including noncontrolling interest	$ 740.8	$ 409.4	$ 1,652.4	$ 982.2
Foreign currency translation adjustments
Foreign currency translation	99.2	(27.7)	28.0	(13.6)
(Loss) gain on net investment hedges	(41.1)	(8.2)	(28.9)	(48.7)
Total foreign currency translation adjustments	58.1	(35.9)	(0.9)	(62.3)
Derivatives and hedging instruments	(8.2)	0.1	(0.9)	(6.1)
Pension and postretirement benefits
Pension and postretirement benefits	(1.4)	(3.2)	0.8	(7.3)
Subtotal	48.5	(39.0)	(1.0)	(75.7)
Total comprehensive income, including noncontrolling interest	789.3	370.4	1,651.4	906.5
Comprehensive income attributable to noncontrolling interest	7.2	6.0	15.3	14.2
Comprehensive income attributable to Ecolab	$ 782.1	$ 364.4	$ 1,636.1	$ 892.3