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Stock-Based Compensation (Schedule of Amendments Increasing the Shares Authorized for Issuance under the Equity Compensation Plan) (Details) (2004 Long-Term Incentive Compensation Plan [Member]) | 0 Months Ended
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Oct. 26, 2010 | Oct. 29, 2009 | Oct. 30, 2008 | Nov. 01, 2007 | Nov. 03, 2005
2004 Long-Term Incentive Compensation Plan [Member] |  |  |  |  |
Additional number of shares authorized for issuance | 3,000,000 | 3,000,000 | 3,000,000 | 2,000,000 | 2,000,000

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- Definition Share Based Compensation Arrangement By Share Based Payment Additional Number Of Shares Authorized For Issuance + Details
Name: | cree_ShareBasedCompensationArrangementByShareBasedPaymentAdditionalNumberOfSharesAuthorizedForIssuance
Namespace Prefix: | cree
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration