CONSOLIDATED STATEMENT OF INCOME - USD ($) shares in Millions, $ in Millions	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Net sales	$ 3,266.7	$ 2,885.0
Cost of sales (including special charges (a))	2,073.4	1,712.0
Selling, general and administrative expenses	914.7	862.9
Special (gains) and charges	24.1	12.8
Operating income	254.5	297.3
Other (income) expense	(18.8)	(17.0)
Interest expense, net	53.0	51.7
Income before income taxes	220.3	262.6
Provision for income taxes	45.6	66.1
Net income including noncontrolling interest	174.7	196.5
Net income attributable to noncontrolling interest	2.8	2.9
Net income attributable to Ecolab	$ 171.9	$ 193.6
Earnings attributable to Ecolab per common share
Basic (in dollars per share)	$ 0.60	$ 0.68
Diluted (in dollars per share)	$ 0.60	$ 0.67
Weighted-average common shares outstanding
Basic (in shares)	286.2	286.0
Diluted (in shares)	288.1	288.8
Product and sold equipment
Net sales	$ 2,624.1	$ 2,293.4
Cost of sales (including special charges (a))	1,695.6	1,362.9
Service and lease equipment
Net sales	642.6	591.6
Cost of sales (including special charges (a))	$ 377.8	$ 349.1