Revenues Revenues

3 Months Ended

Mar. 29, 2025

Revenues [Abstract]

Revenue from Contract with Customer

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

	Three months ended
(In millions)	March 29, 2025		March 30, 2024
Semiconductor:
Fabs	$	473.1	$	445.9
Equipment and Engineering	112.9		114.2
Chemical and Materials	78.1		78.8
Semi Distributor and Other	70.0		61.7
Non-Semi	39.1		70.4
Total net sales	$	773.2	$	771.0

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.

	Three months ended
(In millions)	March 29, 2025		March 30, 2024
Balance at beginning of period	$	41.7	$	69.0
Revenue recognized that was included in the contract liability balance at the beginning of the period	(29.0)		(29.7)
Increases due to cash received, excluding amounts recognized as revenue during the period	26.0		26.7
Balance at end of period	$	38.7	$	66.0