XML 115 R101.htm IDEA: XBRL DOCUMENT v3.20.2
Reportable Segments - Inventory by Reportable Segment (Details) - USD ($)
$ in Millions
Jun. 28, 2020
Jun. 30, 2019
Segment Reporting Information [Line Items]    
Inventories $ 179.1 $ 187.4
Operating Segments    
Segment Reporting Information [Line Items]    
Inventories 173.5 180.8
Operating Segments | Wolfspeed    
Segment Reporting Information [Line Items]    
Inventories 97.3 81.6
Operating Segments | LED Products    
Segment Reporting Information [Line Items]    
Inventories 76.2 99.2
Segment Reconciling Items    
Segment Reporting Information [Line Items]    
Inventories $ 5.6 $ 6.6