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Fair Value Measurements - Reconciliation of Changes in Fair Value of Level 3 (Details) - USD ($) $ in Millions | 12 Months Ended
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Jun. 27, 2020 | Jun. 29, 2019 | Jun. 30, 2018
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |  |
Change in Fair Value measurement | $ 31.5 | $ 5.9 | $ 0.0
Payments of Contingent Consideration | (0.7) | 0.0 | 0.0
Contingent Consideration |  |  |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |  |
Beginning of period | 38.4 | 0.0 |
Additions to Contingent Consideration | 3.7 | 44.3 |
Change in Fair Value measurement | (31.5) | (5.9) |
Payments of Contingent Consideration | (0.7) |  |
End of period | 9.9 | 38.4 | 0.0
RPC | Contingent Consideration |  |  |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |  |
Beginning of period | 30.3 | 0.0 |
Additions to Contingent Consideration | 0.0 | 36.2 |
Change in Fair Value measurement | (29.6) | (5.9) |
Payments of Contingent Consideration | (0.7) |  |
End of period | 0.0 | 30.3 | 0.0
Other | Contingent Consideration |  |  |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |  |
Beginning of period | 8.1 | 0.0 |
Additions to Contingent Consideration | 3.7 | 8.1 |
Change in Fair Value measurement | (1.9) | 0.0 |
Payments of Contingent Consideration | 0.0 |  |
End of period | $ 9.9 | $ 8.1 | $ 0.0

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- Definition Amount of increase (decrease) in the value of a contingent consideration liability, including, but not limited to, differences arising upon settlement. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3602-108585 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 50 -Paragraph 4 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=120321790&loc=d3e7008-128479 + Details
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- Definition Amount of purchases of financial instrument classified as a liability measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2) -URI http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258 + Details
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- Definition Amount of cash outflow, not made soon after acquisition date of business combination, to settle contingent consideration liability up to amount recognized at acquisition date, including, but not limited to, measurement period adjustment and less amount paid soon after acquisition date. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (f) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3291-108585 + Details
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