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Reportable Segments - Inventory by Reportable Segment (Details) - USD ($) $ in Millions	Sep. 27, 2020	Jun. 28, 2020
Segment Reporting Information [Line Items]
Inventories	$ 187.3	$ 179.1
Operating Segments
Segment Reporting Information [Line Items]
Inventories	178.4	173.5
Segment Reconciling Items
Segment Reporting Information [Line Items]
Inventories	8.9	5.6
Wolfspeed | Operating Segments
Segment Reporting Information [Line Items]
Inventories	106.7	97.3
LED Products | Operating Segments
Segment Reporting Information [Line Items]
Inventories	$ 71.7	$ 76.2

X

- Definition

Amount after valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section 45
-Paragraph 1
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=121566466&loc=d3e6676-107765

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.6(a))
-URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

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- Definition

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+ References

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