CONDENSED CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY - USD ($) shares in Millions, $ in Millions	Total	Cumulative Effect, Period of Adoption, Adjustment	Common Stock	Additional Paid-In Capital	Additional Paid-In Capital Cumulative Effect, Period of Adoption, Adjustment	Accumulated Deficit	Accumulated Deficit Cumulative Effect, Period of Adoption, Adjustment	Accumulated Other Comprehensive Income (Loss)
Balance at the beginning of the period at Jul. 02, 2022	$ 1,875.0	$ (340.9)	$ 0.1	$ 2,003.6	$ (426.5)	$ (129.1)	$ 85.6	$ 0.4
Balance at the beginning of period (in shares) at Jul. 02, 2022			68.0
Increase (Decrease) in Stockholders' Equity
Net loss	(0.4)					(0.4)
Other comprehensive income (loss)	(0.6)							(0.6)
Issuance of shares in connection with vesting of restricted stock units and performance stock units (in shares)			0.7
Withholding taxes related to net share settlement of restricted stock units	(22.4)			(22.4)
Withholding taxes related to net share settlement of restricted stock units (in shares)			(0.2)
Repurchases of common stock	(25.7)					(25.7)
Repurchases of common stock (in shares)			(0.3)
Stock-based compensation	41.4			41.4
Balance at the end of the period at Oct. 01, 2022	1,526.4		$ 0.1	1,596.1		(69.6)		(0.2)
Balance at the end of period (in shares) at Oct. 01, 2022			68.2
Balance at the beginning of the period at Jul. 02, 2022	1,875.0	$ (340.9)	$ 0.1	2,003.6	$ (426.5)	(129.1)	$ 85.6	0.4
Balance at the beginning of period (in shares) at Jul. 02, 2022			68.0
Increase (Decrease) in Stockholders' Equity
Net loss	(71.4)
Other comprehensive income (loss)	6.7
Balance at the end of the period at Apr. 01, 2023	1,538.0		$ 0.1	1,671.4		(140.6)		7.1
Balance at the end of period (in shares) at Apr. 01, 2023			68.7
Balance at the beginning of the period at Oct. 01, 2022	1,526.4		$ 0.1	1,596.1		(69.6)		(0.2)
Balance at the beginning of period (in shares) at Oct. 01, 2022			68.2
Increase (Decrease) in Stockholders' Equity
Net loss	(31.7)					(31.7)
Other comprehensive income (loss)	3.6							3.6
Issuance of shares in connection with vesting of restricted stock units and performance stock units (in shares)			0.2
Withholding taxes related to net share settlement of restricted stock units	(4.3)			(4.3)
Withholding taxes related to net share settlement of restricted stock units (in shares)			(0.1)
ESPP shares issued	5.7			5.7
ESPP shares issued (in shares)			0.1
Stock-based compensation	43.9			43.9
Balance at the end of the period at Dec. 31, 2022	1,543.6		$ 0.1	1,641.4		(101.3)		3.4
Balance at the end of period (in shares) at Dec. 31, 2022			68.4
Increase (Decrease) in Stockholders' Equity
Net loss	(39.3)					(39.3)
Other comprehensive income (loss)	3.7							3.7
Issuance of shares in connection with vesting of restricted stock units and performance stock units (in shares)			0.4
Withholding taxes related to net share settlement of restricted stock units	(6.7)			(6.7)
Withholding taxes related to net share settlement of restricted stock units (in shares)			(0.1)
ESPP shares issued	0.9			0.9
Stock-based compensation	35.8			35.8
Balance at the end of the period at Apr. 01, 2023	1,538.0		$ 0.1	1,671.4		(140.6)		7.1
Balance at the end of period (in shares) at Apr. 01, 2023			68.7
Balance at the beginning of the period at Jul. 01, 2023	$ 1,355.8		$ 0.1	1,692.2		(340.6)		4.1
Balance at the beginning of period (in shares) at Jul. 01, 2023	66.4		66.4
Increase (Decrease) in Stockholders' Equity
Net loss	$ (67.9)					(67.9)
Other comprehensive income (loss)	1.1							1.1
Issuance of shares in connection with vesting of restricted stock units and performance stock units (in shares)			0.8
Withholding taxes related to net share settlement of restricted stock units	(12.9)			(12.9)
Withholding taxes related to net share settlement of restricted stock units (in shares)			(0.2)
Stock-based compensation	34.7			34.7
Balance at the end of the period at Sep. 30, 2023	1,310.8		$ 0.1	1,714.0		(408.5)		5.2
Balance at the end of period (in shares) at Sep. 30, 2023			67.0
Balance at the beginning of the period at Jul. 01, 2023	$ 1,355.8		$ 0.1	1,692.2		(340.6)		4.1
Balance at the beginning of period (in shares) at Jul. 01, 2023	66.4		66.4
Increase (Decrease) in Stockholders' Equity
Net loss	$ (294.0)
Other comprehensive income (loss)	4.7
Balance at the end of the period at Mar. 30, 2024	$ 1,176.7		$ 0.1	1,802.4		(634.6)		8.8
Balance at the end of period (in shares) at Mar. 30, 2024	67.6		67.6
Balance at the beginning of the period at Sep. 30, 2023	$ 1,310.8		$ 0.1	1,714.0		(408.5)		5.2
Balance at the beginning of period (in shares) at Sep. 30, 2023			67.0
Increase (Decrease) in Stockholders' Equity
Net loss	(99.1)					(99.1)
Other comprehensive income (loss)	4.0							4.0
Equity awards pursuant to merger agreement	23.5			23.5
Issuance of shares in connection with vesting of restricted stock units and performance stock units (in shares)			0.3
Withholding taxes related to net share settlement of restricted stock units	(3.2)			(3.2)
Withholding taxes related to net share settlement of restricted stock units (in shares)			(0.1)
ESPP shares issued	7.3			7.3
ESPP shares issued (in shares)			0.2
Stock-based compensation	34.5			34.5
Balance at the end of the period at Dec. 30, 2023	1,277.8		$ 0.1	1,776.1		(507.6)		9.2
Balance at the end of period (in shares) at Dec. 30, 2023			67.4
Increase (Decrease) in Stockholders' Equity
Net loss	(127.0)					(127.0)
Other comprehensive income (loss)	(0.4)							(0.4)
Issuance of shares in connection with vesting of restricted stock units and performance stock units (in shares)			0.3
Withholding taxes related to net share settlement of restricted stock units	(4.5)			(4.5)
Withholding taxes related to net share settlement of restricted stock units (in shares)			(0.1)
Stock-based compensation	30.8			30.8
Balance at the end of the period at Mar. 30, 2024	$ 1,176.7		$ 0.1	$ 1,802.4		$ (634.6)		$ 8.8
Balance at the end of period (in shares) at Mar. 30, 2024	67.6		67.6