Acquisition	3 Months Ended
Sep. 27, 2015
Business Combinations [Abstract]
Business Combination Disclosure [Text Block]	Acquisition On July 8, 2015, the Company closed on the acquisition of Arkansas Power Electronics International, Inc. (APEI), a global leader in power modules and power electronics applications, pursuant to a merger agreement with APEI and certain shareholders of APEI, whereby the Company acquired all of the outstanding share capital of APEI in exchange for a base purchase price of $13.8 million, subject to certain adjustments. In addition, if certain goals were achieved over the subsequent two years, additional cash payments totaling up to $4.6 million were to be made to the former APEI shareholders. Payments totaling $2.8 million were made to the former APEI shareholders in July 2016 based on achievement of the first year goals. The final payment of $1.9 million was made in July 2017 based on achievement of the second year goals. In connection with this acquisition, APEI became a wholly owned subsidiary of the Company, renamed Cree Fayetteville, Inc. (Cree Fayetteville). Cree Fayetteville is not considered a significant subsidiary of the Company and its results from operations are reported as part of the Company's Wolfspeed segment.

Acquisition

On July 8, 2015, the Company closed on the acquisition of Arkansas Power Electronics International, Inc. (APEI), a global leader in power modules and power electronics applications, pursuant to a merger agreement with APEI and certain shareholders of APEI, whereby the Company acquired all of the outstanding share capital of APEI in exchange for a base purchase price of $13.8 million, subject to certain adjustments. In addition, if certain goals were achieved over the subsequent two years, additional cash payments totaling up to $4.6 million were to be made to the former APEI shareholders. Payments totaling $2.8 million were made to the former APEI shareholders in July 2016 based on achievement of the first year goals. The final payment of $1.9 million was made in July 2017 based on achievement of the second year goals. In connection with this acquisition, APEI became a wholly owned subsidiary of the Company, renamed Cree Fayetteville, Inc. (Cree Fayetteville). Cree Fayetteville is not considered a significant subsidiary of the Company and its results from operations are reported as part of the Company's Wolfspeed segment.