CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Millions, $ in Millions	3 Months Ended		6 Months Ended
	Dec. 27, 2025	Dec. 28, 2024	Dec. 27, 2025	Dec. 28, 2024
Income Statement [Abstract]
Net revenue	$ 665.5	$ 402.2	$ 1,199.3	$ 739.1
Cost of sales	405.8	281.2	738.6	517.7
Amortization of acquired developed intangibles	19.6	21.4	39.1	43.9
Gross profit	240.1	99.6	421.6	177.5
Operating expenses:
Research and development	80.1	74.2	161.5	148.5
Selling, general and administrative	96.1	76.3	181.2	152.6
Restructuring and related charges (reversals)	(0.4)	0.7	7.9	10.4
Total operating expenses	175.8	151.2	350.6	311.5
Income (loss) from operations	64.3	(51.6)	71.0	(134.0)
Escrow settlement	27.5	0.0	27.5	0.0
Interest expense	(6.3)	(5.6)	(12.0)	(11.1)
Other income, net	11.0	14.9	15.2	23.6
Total other income, net	32.2	9.3	30.7	12.5
Income (loss) before income taxes	96.5	(42.3)	101.7	(121.5)
Income tax provision	18.3	18.6	19.3	21.8
Net income (loss)	$ 78.2	$ (60.9)	$ 82.4	$ (143.3)
Net income (loss) per share:
Basic (in usd per share)	$ 1.10	$ (0.88)	$ 1.17	$ (2.09)
Diluted (in usd per share)	$ 0.89	$ (0.88)	$ 0.99	$ (2.09)
Shares used to compute net income (loss) per share:
Basic (in shares)	71.1	68.9	70.7	68.6
Diluted (in shares)	87.8	68.9	83.1	68.6