BUSINESS COMBINATIONS - Assets Acquired - Adjustments (Details) - USD ($) $ in Millions	3 Months Ended	9 Months Ended
Oct. 03, 2025	Oct. 03, 2025
Alternative Power Generation, Inc.
Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustments
Business combination, provisional information, initial accounting incomplete, adjustment, intangibles, backlog, and goodwill		$ 6.9
Business combination, provisional information, initial accounting incomplete, adjustment, intangibles, customer relationships, and tradename		(5.3)
Business combination, provisional information, initial accounting incomplete, adjustment, intangibles, increase (decrease) in amortization expense	$ (1.7)	(1.7)
Alpha Inspections, Inc.
Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustments
Business combination, provisional information, initial accounting incomplete, adjustment, intangibles, customer relationships, and noncurrent assets		3.6
Business combination, provisional information, initial accounting incomplete, adjustment, intangibles, backlog, tradename, goodwill, and liabilities		(3.5)
Business combination, provisional information, initial accounting incomplete, adjustment, intangibles, increase (decrease) in amortization expense	$ (0.1)	$ (0.1)

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