REVENUES (Tables)

6 Months Ended

Jun. 27, 2026

Revenue from Contract with Customer [Abstract]

Schedule of Disaggregated Net Sales by Customer

The following table provides information about disaggregated net sales by customer category:

	Three months ended				Six months ended
(In millions)	June 27, 2026		June 28, 2025		June 27, 2026		June 28, 2025
Semiconductor:
Fabs	$	523.3	$	489.1	$	1,015.7	$	962.2
Equipment and Engineering	167.4		119.5		301.6		232.4
Chemical and Materials	90.5		76.9		176.3		155.0
Semi Distributor and Other	59.1		65.8		118.4		135.8
Non-Semi	42.9		41.1		83.1		80.2
Total net sales	$	883.2	$	792.4	$	1,695.1	$	1,565.6

Schedule of Contract Liabilities from Contract with Customers

The following table provides information about current contract liabilities from contracts with customers. The contract liabilities are included in Other accrued liabilities in the condensed consolidated balance sheets.

(In millions)	June 27, 2026		June 28, 2025
Balance at beginning of year	$	49.9	$	41.7
Revenue recognized that was included in the contract liability balance at the beginning of the period	(36.3)		(33.0)
Increases due to cash received, excluding amounts recognized as revenue during the period	38.0		39.4
Balance at end of period	$	51.6	$	48.1