Business Combinations - Additional Information (Detail) ₪ in Millions, $ in Millions			1 Months Ended	3 Months Ended				6 Months Ended				12 Months Ended
	Mar. 31, 2021 USD ($)	Apr. 15, 2019 USD ($)	Aug. 31, 2020 USD ($)	Jun. 25, 2021 USD ($)	Jun. 25, 2021 USD ($)	Jun. 26, 2020 USD ($)	Jun. 26, 2020 USD ($)	Jun. 25, 2021 USD ($)	Jun. 25, 2021 ILS (₪)	Jun. 26, 2020 USD ($)	Jun. 26, 2020 USD ($)	Dec. 25, 2020 USD ($)
Business Acquisition [Line Items]
Acquisition related costs							$ 14.9				$ 14.9
Other income (expense), net				$ (0.7)		$ 0.6		$ (5.0)		$ (2.1)
Revenues				515.2	$ 515.2	$ 344.8	344.8	932.8		$ 665.7	665.7
Amortization of intangible assets				9.5			$ 4.9	$ 14.4			$ 9.9
Ham-Let [Member]
Business Acquisition [Line Items]
Date of acquisition								Mar. 31, 2021	Mar. 31, 2021
Total purchase consideration	$ 362.9
Business acquisition equity value	273.5
Net debt	91.3
Repayment of debt	1.9
Acquisition related costs	10.5			8.1				$ 9.5				$ 1.0
Charged to operations								9.5
Cash borrowed for acquisition and refinancing	$ 355.0
Expected cash consideration for equity valuation								287.1	₪ 934.7
Payments for forward hedge contracts | ₪									₪ 905.8
Cash payments to acquire business								283.9
Other income (expense), net				10.4				10.4
Revenues				58.2				58.2
Amortization of intangible assets				$ 4.6				$ 4.6
Dynamic Manufacturing Solutions [Member]
Business Acquisition [Line Items]
Date of acquisition		Apr. 15, 2019
Business acquisition potential cash earn-out payments		$ 12.5
Earn-out payments, fair market value			$ 12.5