REVENUES - Principal Activities (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Disaggregation of revenue
Net sales	$ 3,958.1	$ 3,669.3	$ 11,381.8	$ 10,516.6
U.S. Pension. | Geographic concentration | Consolidated net sales
Disaggregation of revenue
Percentage of consolidated sales			53.00%	53.00%
Product and equipment sales
Disaggregation of revenue
Net sales	3,170.9	2,963.0	$ 9,152.0	$ 8,473.9
Service and lease sales
Disaggregation of revenue
Net sales	787.2	706.3	2,229.8	2,042.7
Global Industrial
Disaggregation of revenue
Net sales	1,841.8	1,769.6	5,359.7	5,025.2
Global Industrial | North America
Disaggregation of revenue
Net sales	832.1	836.4	2,437.5	2,329.6
Global Industrial | Europe
Disaggregation of revenue
Net sales	385.8	350.3	1,117.0	1,005.1
Global Industrial | Asia Pacific
Disaggregation of revenue
Net sales	218.4	207.2	654.9	621.3
Global Industrial | Latin America
Disaggregation of revenue
Net sales	193.2	160.6	531.4	453.0
Global Industrial | Greater China
Disaggregation of revenue
Net sales	95.5	101.0	291.1	317.7
Global Industrial | India, Middle East and Africa
Disaggregation of revenue
Net sales	116.8	114.1	327.8	298.5
Global Industrial | Product and equipment sales
Disaggregation of revenue
Net sales	1,614.0	1,551.8	4,700.0	4,381.6
Global Industrial | Service and lease sales
Disaggregation of revenue
Net sales	227.8	217.8	659.7	643.6
Global Institutional and Specialty
Disaggregation of revenue
Net sales	1,313.0	1,166.0	3,714.0	3,304.7
Global Institutional and Specialty | North America
Disaggregation of revenue
Net sales	963.5	860.5	2,731.2	2,420.6
Global Institutional and Specialty | Europe
Disaggregation of revenue
Net sales	183.8	162.8	505.0	463.8
Global Institutional and Specialty | Asia Pacific
Disaggregation of revenue
Net sales	58.3	53.5	173.5	159.2
Global Institutional and Specialty | Latin America
Disaggregation of revenue
Net sales	49.4	40.8	138.3	119.1
Global Institutional and Specialty | Greater China
Disaggregation of revenue
Net sales	40.9	33.5	117.0	102.4
Global Institutional and Specialty | India, Middle East and Africa
Disaggregation of revenue
Net sales	17.1	14.9	49.0	39.6
Global Institutional and Specialty | Product and equipment sales
Disaggregation of revenue
Net sales	1,071.8	966.9	3,039.8	2,730.2
Global Institutional and Specialty | Service and lease sales
Disaggregation of revenue
Net sales	241.2	199.1	674.2	574.5
Global Healthcare and Life Sciences
Disaggregation of revenue
Net sales	406.2	356.6	1,176.7	1,110.3
Global Healthcare and Life Sciences | North America
Disaggregation of revenue
Net sales	170.3	146.5	490.6	449.1
Global Healthcare and Life Sciences | Europe
Disaggregation of revenue
Net sales	186.5	163.0	547.0	513.8
Global Healthcare and Life Sciences | Asia Pacific
Disaggregation of revenue
Net sales	25.5	23.1	67.8	67.5
Global Healthcare and Life Sciences | Latin America
Disaggregation of revenue
Net sales	6.8	6.4	19.1	17.6
Global Healthcare and Life Sciences | Greater China
Disaggregation of revenue
Net sales	11.5	12.8	35.2	44.6
Global Healthcare and Life Sciences | India, Middle East and Africa
Disaggregation of revenue
Net sales	5.6	4.8	17.0	17.7
Global Healthcare and Life Sciences | Product and equipment sales
Disaggregation of revenue
Net sales	378.5	329.5	1,095.0	1,023.7
Global Healthcare and Life Sciences | Service and lease sales
Disaggregation of revenue
Net sales	27.7	27.1	81.7	86.6
Other
Disaggregation of revenue
Net sales	382.1	349.4	1,076.0	980.0
Other | North America
Disaggregation of revenue
Net sales	244.9	227.1	687.5	623.7
Other | Europe
Disaggregation of revenue
Net sales	81.2	70.0	222.5	201.8
Other | Asia Pacific
Disaggregation of revenue
Net sales	21.5	19.6	64.7	55.8
Other | Latin America
Disaggregation of revenue
Net sales	14.9	12.9	42.7	39.0
Other | Greater China
Disaggregation of revenue
Net sales	17.2	17.1	51.5	51.7
Other | India, Middle East and Africa
Disaggregation of revenue
Net sales	2.4	2.7	7.1	8.0
Other | Product and equipment sales
Disaggregation of revenue
Net sales	91.6	87.1	261.8	242.1
Other | Service and lease sales
Disaggregation of revenue
Net sales	290.5	262.3	814.2	737.9
Corporate
Disaggregation of revenue
Net sales	15.0	27.7	55.4	96.4
Corporate | North America
Disaggregation of revenue
Net sales	12.8	24.8	45.9	84.5
Corporate | Europe
Disaggregation of revenue
Net sales	0.5	0.7	2.5	2.2
Corporate | Asia Pacific
Disaggregation of revenue
Net sales	1.0	1.1	2.8	3.2
Corporate | Latin America
Disaggregation of revenue
Net sales	0.7	1.1	4.2	6.2
Corporate | Greater China
Disaggregation of revenue
Net sales				0.1
Corporate | India, Middle East and Africa
Disaggregation of revenue
Net sales				0.2
Corporate | Product and equipment sales
Disaggregation of revenue
Net sales	$ 15.0	$ 27.7	$ 55.4	96.3
Corporate | Service and lease sales
Disaggregation of revenue
Net sales				$ 0.1