Operating Segments and Geographic Information - Revenue by Geographic Region (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Dec. 27, 2025	Dec. 28, 2024	Dec. 27, 2025	Dec. 28, 2024
Net revenue and identifiable assets by geographic regions
Revenue from contract with customer	$ 665.5	$ 402.2	$ 1,199.3	$ 739.1
Americas:
Net revenue and identifiable assets by geographic regions
Revenue from contract with customer	$ 249.3	$ 119.2	$ 425.2	$ 221.4
Americas: | Geographic Concentration Risk | Total Net Revenue
Net revenue and identifiable assets by geographic regions
Concentration risk (as a percent)	37.40%	29.60%	35.50%	29.90%
United States
Net revenue and identifiable assets by geographic regions
Revenue from contract with customer	$ 144.7	$ 77.6	$ 238.4	$ 143.0
United States | Geographic Concentration Risk | Total Net Revenue
Net revenue and identifiable assets by geographic regions
Concentration risk (as a percent)	21.70%	19.30%	19.90%	19.30%
Mexico
Net revenue and identifiable assets by geographic regions
Revenue from contract with customer	$ 102.6	$ 37.4	$ 176.2	$ 71.3
Mexico | Geographic Concentration Risk | Total Net Revenue
Net revenue and identifiable assets by geographic regions
Concentration risk (as a percent)	15.40%	9.30%	14.70%	9.60%
Other Americas
Net revenue and identifiable assets by geographic regions
Revenue from contract with customer	$ 2.0	$ 4.2	$ 10.6	$ 7.1
Other Americas | Geographic Concentration Risk | Total Net Revenue
Net revenue and identifiable assets by geographic regions
Concentration risk (as a percent)	0.30%	1.00%	0.90%	1.00%
Asia-Pacific:
Net revenue and identifiable assets by geographic regions
Revenue from contract with customer	$ 376.1	$ 242.2	$ 697.8	$ 446.3
Asia-Pacific: | Geographic Concentration Risk | Total Net Revenue
Net revenue and identifiable assets by geographic regions
Concentration risk (as a percent)	56.60%	60.20%	58.10%	60.40%
Hong Kong
Net revenue and identifiable assets by geographic regions
Revenue from contract with customer	$ 118.9	$ 100.5	$ 211.8	$ 189.2
Hong Kong | Geographic Concentration Risk | Total Net Revenue
Net revenue and identifiable assets by geographic regions
Concentration risk (as a percent)	17.90%	25.00%	17.70%	25.60%
Thailand
Net revenue and identifiable assets by geographic regions
Revenue from contract with customer	$ 123.0	$ 74.7
Thailand | Geographic Concentration Risk | Total Net Revenue
Net revenue and identifiable assets by geographic regions
Revenue from contract with customer			$ 232.1	$ 127.2
Concentration risk (as a percent)	18.50%	18.60%	19.30%	17.20%
China
Net revenue and identifiable assets by geographic regions
Revenue from contract with customer	$ 54.6	$ 18.1	$ 103.9	$ 32.7
China | Geographic Concentration Risk | Total Net Revenue
Net revenue and identifiable assets by geographic regions
Concentration risk (as a percent)	8.20%	4.50%	8.70%	4.40%
Japan
Net revenue and identifiable assets by geographic regions
Revenue from contract with customer	$ 23.8	$ 18.4	$ 44.8	$ 35.3
Japan | Geographic Concentration Risk | Total Net Revenue
Net revenue and identifiable assets by geographic regions
Concentration risk (as a percent)	3.60%	4.50%	3.70%	4.80%
Other Asia-Pacific
Net revenue and identifiable assets by geographic regions
Revenue from contract with customer	$ 55.8	$ 30.5	$ 105.2	$ 61.9
Other Asia-Pacific | Geographic Concentration Risk | Total Net Revenue
Net revenue and identifiable assets by geographic regions
Concentration risk (as a percent)	8.40%	7.60%	8.70%	8.40%
EMEA
Net revenue and identifiable assets by geographic regions
Revenue from contract with customer	$ 40.1	$ 40.8	$ 76.3	$ 71.4
EMEA | Geographic Concentration Risk | Total Net Revenue
Net revenue and identifiable assets by geographic regions
Concentration risk (as a percent)	6.00%	10.20%	6.40%	9.70%