XML 27 R47.htm IDEA: XBRL DOCUMENT
v2.4.0.8

Stock-Based Compensation (Narrative) (Details) | 6 Months Ended
--- | ---
Dec. 29, 2013 plans
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Number of equity-based compensation plans | 1
Number of opportunities to purchase common stock at discount, per year | 2
Employee Stock Purchase Plan [Member] |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Maximum contribution of employee's compensation, percentage | 15.00%
Employee stock plan purchase discount | 15.00%

X
- Definition Number of times employees can purchase stock under Employee Stock Purchase Plan (ESPP), per year + References No definition available. + Details
Name: | cree_NumberOfTimesEmployeesCanPurchaseStockPerYear
Namespace Prefix: | cree_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of equity-based compensation plans from which awards can be granted to employees and directors. + References No definition available. + Details
Name: | cree_ShareBasedCompensationEquityBasedCompensationPlanNumber
Namespace Prefix: | cree_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition Discount rate from fair value on purchase date that participants pay for shares. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
Name: | us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardDiscountFromMarketPricePurchaseDate
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

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

X
- Definition The highest percentage of annual salary that an employee is permitted to utilize with respect to the plan. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
Name: | us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumEmployeeSubscriptionRate
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant