Segment, Customers, and Geographic Information - Schedule of Net Revenue from External Customers (Detail) - USD ($) $ in Millions	12 Months Ended
	Jun. 29, 2024	Jun. 24, 2023	Jun. 25, 2022
Revenue from External Customer [Line Items]
Net revenue	$ 959.4	$ 1,355.1	$ 1,739.7
Core IoT [Member]
Revenue from External Customer [Line Items]
Net revenue		309.9	466.7
Enterprise and Auto [Member]
Revenue from External Customer [Line Items]
Net revenue		853.7	977.2
Mobile [Member]
Revenue from External Customer [Line Items]
Net revenue		191.5	295.8
IoT Product Applications [Member]
Revenue from External Customer [Line Items]
Net revenue		946.3	1,100.9
IoT Product Applications [Member] | Core IoT [Member]
Revenue from External Customer [Line Items]
Net revenue	177.6	309.9	466.7
IoT Product Applications [Member] | Enterprise and Auto [Member]
Revenue from External Customer [Line Items]
Net revenue		636.4	634.2
IoT Product Applications [Member] | Mobile [Member]
Revenue from External Customer [Line Items]
Net revenue		0.0	0.0
PC Product Applications [Member]
Revenue from External Customer [Line Items]
Net revenue		217.3	343.0
PC Product Applications [Member] | Core IoT [Member]
Revenue from External Customer [Line Items]
Net revenue		0.0	0.0
PC Product Applications [Member] | Enterprise and Auto [Member]
Revenue from External Customer [Line Items]
Net revenue		217.3	343.0
PC Product Applications [Member] | Mobile [Member]
Revenue from External Customer [Line Items]
Net revenue		0.0	0.0
Mobile Product Applications [Member]
Revenue from External Customer [Line Items]
Net revenue	$ 211.8	191.5	295.8
Mobile Product Applications [Member] | Core IoT [Member]
Revenue from External Customer [Line Items]
Net revenue		0.0	0.0
Mobile Product Applications [Member] | Enterprise and Auto [Member]
Revenue from External Customer [Line Items]
Net revenue		0.0	0.0
Mobile Product Applications [Member] | Mobile [Member]
Revenue from External Customer [Line Items]
Net revenue		$ 191.5	$ 295.8