BUSINESS ACQUISITIONS - (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Business Acquisition [Line Items]
Sales, net	$ 339,880	$ 134,810	$ 655,336	$ 275,553
Net loss	(29,144)	(31,686)	(47,207)	(47,056)
Artesyn's Embedded Power Business [Member]
Business Acquisition [Line Items]
Sales, net	159,800	134,810	313,700	275,553
Net loss	$ 9,600	$ (31,686)	$ 8,600	$ (47,056)