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Income Taxes - Schedule of Tax Effects of Temporary Differences that Give Rise to Significant Portions of Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Millions | Jun. 29, 2025 | Jun. 30, 2024
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Deferred tax assets: |  |
Compensation | $ 8.3 | $ 5.4
Inventories | 45.3 | 45.4
Sales return reserve and allowance for bad debts | 8.1 | 11.2
Federal and state net operating loss carryforwards | 691.0 | 506.8
Federal income tax credits | 77.0 | 69.7
State income tax credits | 0.7 | 0.7
48C investment tax credits | 35.7 | 35.7
Investments | 0.6 | 2.3
Stock-based compensation | 9.0 | 10.7
Deferred revenue | 25.0 | 35.0
Lease liabilities | 35.1 | 28.7
Capitalized research and development | 120.1 | 101.6
Convertible notes | 58.5 | 62.6
Nondeductible interest carryforward | 95.3 | 27.7
Other | 14.1 | 3.0
Total gross deferred assets | 1,223.8 | 946.5
Less valuation allowance | (1,041.4) | (734.1)
Deferred tax assets, net | 182.4 | 212.4
Deferred tax liabilities: |  |
Property and equipment | (122.4) | (123.8)
Intangible assets | (5.0) | (58.6)
Other long-term investments | (9.0) | (4.0)
Prepaid taxes | (0.5) | (0.5)
Foreign earnings recapture | (4.2) | (4.2)
Taxes on unremitted foreign earnings | (7.0) | (6.9)
Lease assets | (29.1) | (23.8)
Other | (4.6) | (0.3)
Total gross deferred liability | (181.8) | (222.1)
Deferred tax assets, net | $ 0.6 |
Deferred tax liability, net |  | $ (9.7)

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