Acquisitions - Narrative (Details) - USD ($) $ in Millions							3 Months Ended	6 Months Ended
	Jun. 27, 2025	May 08, 2025	Feb. 04, 2025	Oct. 03, 2024	Feb. 27, 2024	Oct. 03, 2023	Jun. 29, 2025	Jun. 29, 2025	Jun. 30, 2024	Jan. 27, 2025	Dec. 29, 2024
Business Combination [Line Items]
Number of shares issued in transaction (in shares)	14,935,065				19,166,667
Issuance of common stock for equity raise							$ 555.9	$ 555.9	$ 330.7
Current liabilities			$ 9.1
Goodwill							598.8	598.8			$ 568.9
Norden Millimeter Inc
Business Combination [Line Items]
Number of shares issued in transaction (in shares)			1,095,674
Issuance of common stock for equity raise			$ 32.2
Additional equity interests issuable			6.0
Revenue							5.9	10.7
Operating income							$ 0.4	$ 2.6
Goodwill										$ 29.9
Accounts receivable										$ 1.5
Norden Millimeter Inc | Customer relationships
Business Combination [Line Items]
Intangible assets acquired			$ 2.5
Useful life			7 years
Norden Millimeter Inc | Trade names
Business Combination [Line Items]
Intangible assets acquired			$ 2.0
Useful life			7 years
Norden Millimeter Inc | Contracts and backlog
Business Combination [Line Items]
Intangible assets acquired			$ 3.0
Useful life			5 years
Norden Millimeter Inc | Developed technology
Business Combination [Line Items]
Intangible assets acquired			$ 2.0
Useful life			7 years
Norden Millimeter Inc | Non-compete Agreements
Business Combination [Line Items]
Intangible assets acquired			$ 0.5
Useful life			5 years
Sierra Technical Services, Inc
Business Combination [Line Items]
Number of shares issued (in shares)		129,336		42,523		866,026
Business acquisition, common stock value acquired		$ 4.4		$ 1.1		$ 12.8
Business combination, recognized identifiable assets acquired and liabilities assumed, net						12.6
Goodwill						10.7
Accounts receivable						11.0
Finite-lived intangible assets acquired						14.0
Deferred revenue						$ 11.4