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ACQUISITIONS - Narrative (Details) $ in Millions		12 Months Ended
	Mar. 31, 2021 USD ($)	Dec. 31, 2022 USD ($) business
Freight Segment
Business Acquisition [Line Items]
Number of businesses acquired		3
Digital Electronics | Freight Segment
Business Acquisition [Line Items]
Business combination, consideration transferred | $		$ 89
Digital Electronics Product Line | Freight Segment
Business Acquisition [Line Items]
Number of businesses acquired		2
Services Product Line | Freight Segment
Business Acquisition [Line Items]
Number of businesses acquired		1
Nordco
Business Acquisition [Line Items]
Business combination, consideration transferred | $	$ 410
Percentage of voting interests acquired	100.00%

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