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Restructuring and Related Charges - Summary of Restructuring Plans (Details) - USD ($) $ in Millions | 12 Months Ended
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Jun. 29, 2019 | Jun. 30, 2018 | Jul. 01, 2017
Summary of various restructuring plans |  |  |
Accrual balance at the beginning of the period | $ 7.5 |  |
Restructuring and related charges | 15.4 | $ 8.3 | $ 21.6
Cash Settlements | (13.9) |  |
Non-cash Settlements and Other Adjustments | (0.2) |  |
Accrual balance at the end of the period | 8.8 | 7.5 |
NSE, including AW |  |  |
Summary of various restructuring plans |  |  |
Accrual balance at the beginning of the period | 0.0 |  |
Restructuring and related charges | 16.1 |  |
Cash Settlements | (7.1) |  |
Non-cash Settlements and Other Adjustments | (0.3) |  |
Accrual balance at the end of the period | 8.7 | 0.0 |
Trilithic Restructuring Plan |  |  |
Summary of various restructuring plans |  |  |
Accrual balance at the beginning of the period | 2.9 |  |
Restructuring and related charges | 0.0 |  |
Cash Settlements | (2.9) |  |
Non-cash Settlements and Other Adjustments | 0.0 |  |
Accrual balance at the end of the period | 0.0 | 2.9 |
Focused NSE Restructuring Plan |  |  |
Summary of various restructuring plans |  |  |
Accrual balance at the beginning of the period | 1.9 |  |
Restructuring and related charges | 0.1 |  |
Cash Settlements | (2.1) |  |
Non-cash Settlements and Other Adjustments | 0.1 |  |
Accrual balance at the end of the period | 0.0 | 1.9 |
NE Lease Restructuring Plan |  |  |
Summary of various restructuring plans |  |  |
Accrual balance at the beginning of the period | 1.2 |  |
Restructuring and related charges | (0.5) |  |
Cash Settlements | (0.7) |  |
Non-cash Settlements and Other Adjustments | 0.0 |  |
Accrual balance at the end of the period | 0.0 | 1.2 |
Other Plans Prior to Fiscal 2015 |  |  |
Summary of various restructuring plans |  |  |
Accrual balance at the beginning of the period | 1.5 |  |
Restructuring and related charges | (0.3) |  |
Cash Settlements | (1.1) |  |
Non-cash Settlements and Other Adjustments | 0.0 |  |
Accrual balance at the end of the period | $ 0.1 | $ 1.5 |

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