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Operating Segments and Geographic Information - Revenue by Geographic Area (Details) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Dec. 31, 2022 USD ($) region | Jan. 01, 2022 USD ($) region | Dec. 31, 2022 USD ($) region | Jan. 01, 2022 USD ($) region
Information on reportable segments |  |  |  |
Number of geographic regions | region | 3 | 3 | 3 | 3
Total net revenue | $ 284.5 | $ 314.8 | $ 594.7 | $ 641.6
Product revenue |  |  |  |
Information on reportable segments |  |  |  |
Total net revenue | 241.5 | 277.4 | 509.2 | 566.5
Service revenue |  |  |  |
Information on reportable segments |  |  |  |
Total net revenue | 43.0 | 37.4 | 85.5 | 75.1
United States |  |  |  |
Information on reportable segments |  |  |  |
Total net revenue | 92.5 | 100.2 | 189.1 | 193.5
United States | Product revenue |  |  |  |
Information on reportable segments |  |  |  |
Total net revenue | 77.5 | 87.4 | 158.5 | 167.3
United States | Service revenue |  |  |  |
Information on reportable segments |  |  |  |
Total net revenue | 15.0 | 12.8 | 30.6 | 26.2
Other Americas |  |  |  |
Information on reportable segments |  |  |  |
Total net revenue | 13.8 | 25.5 | 40.2 | 53.7
Other Americas | Product revenue |  |  |  |
Information on reportable segments |  |  |  |
Total net revenue | 10.3 | 21.4 | 33.4 | 46.4
Other Americas | Service revenue |  |  |  |
Information on reportable segments |  |  |  |
Total net revenue | 3.5 | 4.1 | 6.8 | 7.3
Total Americas |  |  |  |
Information on reportable segments |  |  |  |
Total net revenue | 106.3 | 125.7 | 229.3 | 247.2
Total Americas | Product revenue |  |  |  |
Information on reportable segments |  |  |  |
Total net revenue | 87.8 | 108.8 | 191.9 | 213.7
Total Americas | Service revenue |  |  |  |
Information on reportable segments |  |  |  |
Total net revenue | 18.5 | 16.9 | 37.4 | 33.5
Greater China |  |  |  |
Information on reportable segments |  |  |  |
Total net revenue | 60.7 | 56.5 | 126.3 | 129.1
Greater China | Product revenue |  |  |  |
Information on reportable segments |  |  |  |
Total net revenue | 58.9 | 54.4 | 122.4 | 124.2
Greater China | Service revenue |  |  |  |
Information on reportable segments |  |  |  |
Total net revenue | 1.8 | 2.1 | 3.9 | 4.9
Other Asia-Pacific |  |  |  |
Information on reportable segments |  |  |  |
Total net revenue | 44.4 | 34.5 | 90.4 | 88.2
Other Asia-Pacific | Product revenue |  |  |  |
Information on reportable segments |  |  |  |
Total net revenue | 36.7 | 29.6 | 76.7 | 79.1
Other Asia-Pacific | Service revenue |  |  |  |
Information on reportable segments |  |  |  |
Total net revenue | 7.7 | 4.9 | 13.7 | 9.1
Total Asia-Pacific |  |  |  |
Information on reportable segments |  |  |  |
Total net revenue | 105.1 | 91.0 | 216.7 | 217.3
Total Asia-Pacific | Product revenue |  |  |  |
Information on reportable segments |  |  |  |
Total net revenue | 95.6 | 84.0 | 199.1 | 203.3
Total Asia-Pacific | Service revenue |  |  |  |
Information on reportable segments |  |  |  |
Total net revenue | 9.5 | 7.0 | 17.6 | 14.0
Switzerland |  |  |  |
Information on reportable segments |  |  |  |
Total net revenue | 11.5 | 11.7 | 29.0 | 24.9
Switzerland | Product revenue |  |  |  |
Information on reportable segments |  |  |  |
Total net revenue | 11.4 | 11.6 | 28.8 | 24.7
Switzerland | Service revenue |  |  |  |
Information on reportable segments |  |  |  |
Total net revenue | 0.1 | 0.1 | 0.2 | 0.2
Other EMEA |  |  |  |
Information on reportable segments |  |  |  |
Total net revenue | 61.6 | 86.4 | 119.7 | 152.2
Other EMEA | Product revenue |  |  |  |
Information on reportable segments |  |  |  |
Total net revenue | 46.7 | 73.0 | 89.4 | 124.8
Other EMEA | Service revenue |  |  |  |
Information on reportable segments |  |  |  |
Total net revenue | 14.9 | 13.4 | 30.3 | 27.4
Total EMEA |  |  |  |
Information on reportable segments |  |  |  |
Total net revenue | 73.1 | 98.1 | 148.7 | 177.1
Total EMEA | Product revenue |  |  |  |
Information on reportable segments |  |  |  |
Total net revenue | 58.1 | 84.6 | 118.2 | 149.5
Total EMEA | Service revenue |  |  |  |
Information on reportable segments |  |  |  |
Total net revenue | $ 15.0 | $ 13.5 | $ 30.5 | $ 27.6

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