XML 38 R53.htm IDEA: XBRL DOCUMENT
v2.4.0.6

Commitments and Contingencies Commitments and Contingencies Litigation (Details) (Pending Litigation [Member], Dynacraft Industries Litigation [Member]) In Millions, unless otherwise specified | Dec. 30, 2012 USD ($) | Dec. 30, 2012 MYR
--- | --- | ---
Loss Contingencies [Line Items] |  |
Contract Price, Real Property | $ 12.4 | 38.0

X
- Definition Contract Price, Real Property + References No definition available. + Details
Name: | cree_ContractPriceRealProperty
Namespace Prefix: | cree_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | us-gaap_LossContingenciesLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration