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Income Taxes - Tabular Disclosure of Income (Loss) Before Income Tax Between Domestic and Foreign Jurisdictions (Detail) - USD ($) $ in Millions | 12 Months Ended
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Jun. 27, 2020 | Jun. 29, 2019 | Jun. 30, 2018
Income Loss From Operations Before Provision Benefit For Income Taxes [Line Items] |  |  |
Income/(loss) before provision for income taxes | $ 159.4 | $ (20.8) | $ (81.8)
United States [Member] |  |  |
Income Loss From Operations Before Provision Benefit For Income Taxes [Line Items] |  |  |
Income/(loss) before provision for income taxes | (13.5) | (40.6) | (51.1)
Foreign [Member] |  |  |
Income Loss From Operations Before Provision Benefit For Income Taxes [Line Items] |  |  |
Income/(loss) before provision for income taxes | $ 172.9 | $ 19.8 | $ (30.7)

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- Definition Amount of income (loss) from continuing operations, including income (loss) from equity method investments, before deduction of income tax expense (benefit), and income (loss) attributable to noncontrolling interest. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 940 -SubTopic 20 -Section 25 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=68072869&loc=d3e41242-110953 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03(10)) -URI http://asc.fasb.org/extlink&oid=116634182&loc=SL114868664-224227 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 220 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-04(8)) -URI http://asc.fasb.org/extlink&oid=116637232&loc=SL114874131-224263 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 250 -SubTopic 10 -Section 50 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=109234566&loc=d3e22694-107794 Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 220 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-04(15)) -URI http://asc.fasb.org/extlink&oid=116637391&loc=SL114874048-224260 + Details
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