SEGMENT INFORMATION (Details) $ in Millions	3 Months Ended
	Mar. 31, 2024 USD ($) segment	Mar. 31, 2023 USD ($)	Dec. 31, 2023 USD ($)
Segment Reporting Information [Line Items]
Number of operating segments | segment	4
Total Sales	$ 1,547.7	$ 1,224.1
Gross Profit	553.1	398.1
Operating Expenses	397.7	329.2
Loss on Assets Held for Sale	21.5	0.0
Total Operating Expenses	419.2	329.2
Income (Loss) from Operations	133.9	68.9
Depreciation and Amortization	128.2	76.5
Capital Expenditures	18.5	18.7
Assets	15,073.8		$ 15,431.4
Industrial Powertrain Solutions
Segment Reporting Information [Line Items]
Total Sales	643.4	414.4
Assets	7,838.1		8,009.4
Power Efficiency Solutions
Segment Reporting Information [Line Items]
Total Sales	385.3	469.5
Assets	1,960.4		2,036.4
Automation & Motion Control
Segment Reporting Information [Line Items]
Total Sales	400.2	203.2
Assets	4,836.6		4,909.2
Industrial Systems
Segment Reporting Information [Line Items]
Total Sales	118.8	137.0
Assets	438.7		$ 476.4
Intersegment Eliminations
Segment Reporting Information [Line Items]
Total Sales	12.9	13.6
Intersegment Eliminations | Industrial Powertrain Solutions
Segment Reporting Information [Line Items]
Total Sales	(2.9)	(3.5)
Intersegment Eliminations | Power Efficiency Solutions
Segment Reporting Information [Line Items]
Total Sales	(5.1)	(4.2)
Intersegment Eliminations | Automation & Motion Control
Segment Reporting Information [Line Items]
Total Sales	(4.6)	(5.2)
Intersegment Eliminations | Industrial Systems
Segment Reporting Information [Line Items]
Total Sales	(0.3)	(0.7)
Operating Segments | Industrial Powertrain Solutions
Segment Reporting Information [Line Items]
Total Sales	646.3	417.9
Gross Profit	264.8	177.4
Operating Expenses	182.7	151.5
Loss on Assets Held for Sale	0.0
Total Operating Expenses	182.7	151.5
Income (Loss) from Operations	82.1	25.9
Depreciation and Amortization	70.2	41.6
Capital Expenditures	8.8	5.4
Operating Segments | Power Efficiency Solutions
Segment Reporting Information [Line Items]
Total Sales	390.4	473.7
Gross Profit	99.3	117.7
Operating Expenses	70.8	72.3
Loss on Assets Held for Sale	0.0
Total Operating Expenses	70.8	72.3
Income (Loss) from Operations	28.5	45.4
Depreciation and Amortization	11.6	11.7
Capital Expenditures	3.7	8.7
Operating Segments | Automation & Motion Control
Segment Reporting Information [Line Items]
Total Sales	404.8	208.4
Gross Profit	159.9	75.4
Operating Expenses	119.7	80.6
Loss on Assets Held for Sale	0.0
Total Operating Expenses	119.7	80.6
Income (Loss) from Operations	40.2	(5.2)
Depreciation and Amortization	45.9	19.7
Capital Expenditures	5.9	3.1
Operating Segments | Industrial Systems
Segment Reporting Information [Line Items]
Total Sales	119.1	137.7
Gross Profit	29.1	27.6
Operating Expenses	24.5	24.8
Loss on Assets Held for Sale	21.5
Total Operating Expenses	46.0	24.8
Income (Loss) from Operations	(16.9)	2.8
Depreciation and Amortization	0.5	3.5
Capital Expenditures	$ 0.1	$ 1.5