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Discontinued Operations - Loss from Discontinued Operations, Net of Income Taxes (Details) - USD ($) $ in Millions | 3 Months Ended | 12 Months Ended
--- | --- | ---
Jun. 28, 2020 | Mar. 29, 2020 | Dec. 29, 2019 | Sep. 29, 2019 | Jun. 30, 2019 | Mar. 31, 2019 | Dec. 30, 2018 | Sep. 23, 2018 | Jun. 28, 2020 | Jun. 30, 2019 | Jun. 24, 2018
Operating expenses: |  |  |  |  |  |  |  |  |  |  |
Net income | $ 5.3 | $ (3.7) | $ 3.9 | $ 1.5 | $ (96.4) | $ (190.6) | $ 19.1 | $ 11.3 | $ 7.0 | $ (256.6) | $ (205.0)
Net income attributable to noncontrolling interest |  |  |  |  |  |  |  |  | 1.1 | 0.0 | 0.1
Net income attributable to controlling interest |  |  |  |  |  |  |  |  | 5.9 | (256.6) | (205.1)
Discontinued Operations, Held-for-sale | LED Business |  |  |  |  |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |  |  |  |
Revenue, net |  |  |  |  |  |  |  |  | 433.2 | 541.8 | 596.3
Cost of revenue, net |  |  |  |  |  |  |  |  | 343.4 | 394.5 | 439.3
Gross profit |  |  |  |  |  |  |  |  | 89.8 | 147.3 | 157.0
Operating expenses: |  |  |  |  |  |  |  |  |  |  |
Research and development |  |  |  |  |  |  |  |  | 32.2 | 36.8 | 37.5
Sales, general and administrative |  |  |  |  |  |  |  |  | 29.7 | 31.8 | 26.5
(Income) loss on disposal or impairment of other assets |  |  |  |  |  |  |  |  | (0.1) | (0.3) | 0.5
Other operating expense |  |  |  |  |  |  |  |  | 13.3 | 1.4 | 0.0
Operating income |  |  |  |  |  |  |  |  | 14.7 | 77.6 | 92.5
Non-operating income |  |  |  |  |  |  |  |  | (0.5) | (0.1) | 0.0
Income before income taxes |  |  |  |  |  |  |  |  | 15.2 | 77.7 | 92.5
Income tax expense |  |  |  |  |  |  |  |  | 8.2 | 17.1 | 34.0
Net income |  |  |  |  |  |  |  |  | 7.0 | 60.6 | 58.5
Net income attributable to noncontrolling interest |  |  |  |  |  |  |  |  | 1.1 | 0.0 | 0.1
Net income attributable to controlling interest |  |  |  |  |  |  |  |  | $ 5.9 | $ 60.6 | $ 58.4

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