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BUSINESS ACQUISITIONS - Acquisitions (Details) - USD ($) $ in Thousands | Dec. 31, 2020 | Sep. 30, 2019
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Business Acquisition [Line Items] |  |
Purchase price | $ 6,799 |
Revolving Facility [Member] |  |
Business Acquisition [Line Items] |  |
Line of credit facility, borrowing capacity |  | $ 500,000
Versatile Power, Inc. [Member] |  |
Business Acquisition [Line Items] |  |
Purchase price | $ 6,799 |
Acquired percentage | 100.00% |
Artesyn's Embedded Power Business [Member] |  |
Business Acquisition [Line Items] |  |
Purchase price |  | $ 370,236
Acquired percentage |  | 100.00%

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