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Acquisitions - Narrative (Details) - USD ($) $ in Millions |  |  |  |  | 3 Months Ended | 12 Months Ended
--- | --- | --- | --- | --- | --- | ---
May 31, 2019 | Oct. 30, 2018 | Mar. 15, 2018 | Aug. 09, 2017 | Mar. 30, 2019 | Jun. 29, 2019 | Jun. 30, 2018
Business Acquisition [Line Items] |  |  |  |  |  |  |
Contingent consideration liability, up to |  |  |  |  |  | $ 63.0 |
Contingent consideration period |  |  |  |  |  | 4 years |
Consideration paid for asset acquisitions |  |  |  |  |  | $ 7.7 |
Cash paid for asset acquisitions |  |  |  |  |  | 5.1 |
Asset acquisition earn-out liabilities assumed |  |  |  |  |  | 2.6 |
Asset acquisition, deferred tax liability |  |  |  |  |  | $ 2.4 |
Minimum |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |
Weighted-Average Remaining Useful Life |  |  | 5 years |  |  | 5 years |
Maximum |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |
Weighted-Average Remaining Useful Life |  |  |  |  |  | 10 years |
Developed technology |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |
Weighted-Average Remaining Useful Life |  |  |  |  |  | 4 years 8 months 12 days | 4 years 1 month 6 days
Intangible assets acquired |  |  |  |  |  | $ 7.6 |
3Z Telecom, Inc. |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |
Cash consideration | $ 23.2 |  |  |  |  |  |
Contingent consideration liability, up to | 7.0 |  |  |  |  |  |
Escrow payments | $ 4.3 |  |  |  |  |  |
Contingent consideration period | 2 years |  |  |  |  |  |
3Z Telecom, Inc. | Minimum |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |
Weighted-Average Remaining Useful Life | 5 years |  |  |  |  |  |
3Z Telecom, Inc. | Maximum |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |
Weighted-Average Remaining Useful Life | 6 years |  |  |  |  |  |
3Z Telecom, Inc. | Customer backlog |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |
Weighted-Average Remaining Useful Life | 1 year |  |  |  |  |  |
RPC Photonics, Inc. |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |
Cash consideration |  | $ 33.4 |  |  |  |  |
Contingent consideration liability, up to |  | 53.0 |  |  |  |  |
Escrow payments |  | $ 3.5 |  |  |  |  |
Contingent consideration period |  | 4 years |  |  |  |  |
Escrow payments |  | $ 3.5 |  |  |  |  |
RPC Photonics, Inc. | Minimum |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |
Weighted-Average Remaining Useful Life |  | 6 years |  |  |  |  |
RPC Photonics, Inc. | Maximum |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |
Weighted-Average Remaining Useful Life |  | 7 years |  |  |  |  |
RPC Photonics, Inc. | Customer backlog |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |
Weighted-Average Remaining Useful Life |  | 1 year |  |  |  |  |
AW |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |
Cash consideration |  |  | $ 466.8 |  |  |  |
AW | Customer backlog |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |
Weighted-Average Remaining Useful Life |  |  | 1 year |  |  |  |
AW | Intangible assets, except IPR&D | Minimum |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |
Weighted-Average Remaining Useful Life |  |  | 3 years |  |  |  |
AW | Intangible assets, except IPR&D | Maximum |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |
Weighted-Average Remaining Useful Life |  |  | 6 years |  |  |  |
AW | Developed technology |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |
Weighted-Average Remaining Useful Life |  |  |  |  | 6 years |  |
Trilithic |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |
Cash consideration |  |  |  | $ 56.4 |  |  |
Trilithic | Acquired developed technology and customer relationships | Minimum |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |
Weighted-Average Remaining Useful Life |  |  |  | 3 years |  |  |
Trilithic | Acquired developed technology and customer relationships | Maximum |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |
Weighted-Average Remaining Useful Life |  |  |  | 5 years |  |  |

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