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Revenue Recognition - Disaggregated Revenue from External Customers by Geographic Area (Details) - USD ($) $ in Millions	3 Months Ended
	Sep. 26, 2021	Sep. 27, 2020
Disaggregation of Revenue [Line Items]
Revenue	$ 156.6	$ 115.5
Europe
Disaggregation of Revenue [Line Items]
Revenue	$ 58.1	$ 35.8
Europe | Geographic Concentration Risk | Revenue from Contract with Customer
Disaggregation of Revenue [Line Items]
% of Revenue	37.10%	31.00%
United States
Disaggregation of Revenue [Line Items]
Revenue	$ 26.0	$ 28.9
United States | Geographic Concentration Risk | Revenue from Contract with Customer
Disaggregation of Revenue [Line Items]
% of Revenue	16.60%	25.00%
China
Disaggregation of Revenue [Line Items]
Revenue	$ 42.9	$ 22.4
China | Geographic Concentration Risk | Revenue from Contract with Customer
Disaggregation of Revenue [Line Items]
% of Revenue	27.40%	19.40%
Japan
Disaggregation of Revenue [Line Items]
Revenue	$ 10.3	$ 11.3
Japan | Geographic Concentration Risk | Revenue from Contract with Customer
Disaggregation of Revenue [Line Items]
% of Revenue	6.60%	9.80%
South Korea
Disaggregation of Revenue [Line Items]
Revenue	$ 7.5	$ 7.4
South Korea | Geographic Concentration Risk | Revenue from Contract with Customer
Disaggregation of Revenue [Line Items]
% of Revenue	4.80%	6.40%
Other
Disaggregation of Revenue [Line Items]
Revenue	$ 11.8	$ 9.7
Other | Geographic Concentration Risk | Revenue from Contract with Customer
Disaggregation of Revenue [Line Items]
% of Revenue	7.50%	8.40%

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