CONSOLIDATED STATEMENT OF INCOME - USD ($) shares in Millions, $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Net sales	$ 2,685.7	$ 3,169.1	$ 5,706.3	$ 6,093.8
Cost of sales (including special charges of (a))	1,635.7	1,780.3	3,355.9	3,455.8
Selling, general and administrative expenses	788.6	900.0	1,696.9	1,796.1
Special (gains) and charges	69.4	24.4	85.3	63.9
Operating income	192.0	464.4	568.2	778.0
Other (income) expense	(15.1)	(20.9)	(30.5)	(42.1)
Interest expense, net (b)	58.7	49.2	107.0	98.5
Income before income taxes	148.4	436.1	491.7	721.6
Provision for income taxes	14.1	88.8	61.1	118.7
Net income from continuing operations including noncontrolling interest	134.3	347.3	430.6	602.9
Net income from continuing operations attributable to noncontrolling interest	5.4	3.9	9.7	7.9
Net income from continuing operations attributable to Ecolab	128.9	343.4	420.9	595.0
Net (loss) income from discontinued operations, net of tax (Note 4) (c)	(2,163.9)	25.2	(2,172.5)	70.1
Net (loss) income attributable to Ecolab	$ (2,035.0)	$ 368.6	$ (1,751.6)	$ 665.1
Basic
Continuing operations	$ 0.45	$ 1.19	$ 1.46	$ 2.07
Discontinued operations	(7.51)	0.09	(7.53)	0.24
Earnings (loss) attributable to Ecolab	(7.06)	1.28	(6.07)	2.31
Diluted
Continuing operations	0.44	1.18	1.44	2.04
Discontinued operations	(7.42)	0.08	(7.44)	0.24
Earnings (loss) attributable to Ecolab	$ (6.98)	$ 1.26	$ (6.00)	$ 2.28
Weighted-average common shares outstanding
Basic (in shares)	288.2	287.6	288.5	287.9
Diluted (in shares)	291.5	292.1	292.0	292.2
Product and sold equipment
Net sales	$ 2,167.1	$ 2,560.0	$ 4,591.1	$ 4,919.8
Cost of sales (including special charges of (a))	1,301.5	1,422.1	2,666.2	2,762.7
Service and lease equipment
Net sales	518.6	609.1	1,115.2	1,174.0
Cost of sales (including special charges of (a))	$ 334.2	$ 358.2	$ 689.7	$ 693.1