Impairment of Long-Lived Assets	12 Months Ended
Jun. 30, 2018
Impairment of Long Lived Assets Disclosure [Abstract]
Impairment of Long-Lived Assets [Text Block]	IMPAIRMENT OF LONG-LIVED ASSETS Fiscal year 2018: During the fiscal year ended June 30, 2018, the Company recorded $0.9 million in impairment of long-lived assets in the Company's Consolidated Statements of Income. The impairment was primarily associated with certain investments in privately held companies. The Company uses various inputs to evaluate investments in privately held companies including valuations of recent financing events as well as other information regarding the issuer’s historical and forecasted performance. The Company reached its conclusion regarding the asset impairment due to changes, during the fiscal year 2018, in the financial condition of certain investments in privately held companies which indicated an other than temporary impairment. Fiscal year 2017: During the fiscal year ended June 24, 2017, the Company recorded $7.5 million in impairment of long-lived assets in the Company's Consolidated Statements of Income. The impairment was primarily associated with certain investments in privately held companies. The Company uses various inputs to evaluate investments in privately held companies including valuations of recent financing events as well as other information regarding the issuer’s historical and forecasted performance. The Company reached its conclusion regarding the asset impairment due to changes, during the fiscal year 2017, in the financial condition of certain investments in privately held companies which indicated an other than temporary impairment. Fiscal year 2016: During the fiscal year ended June 25, 2016, the Company recorded $160.6 million in impairment of long-lived assets in the Company's Consolidated Statements of Income. The impairment was primarily associated with a $157.7 million impairment of long-lived assets associated with the Company's wafer manufacturing facility in San Antonio, Texas which was classified as held for sale and written down to fair value, less cost to sell. The Company completed the sale of this facility to TowerJazz during the third quarter of fiscal year 2016.

IMPAIRMENT OF LONG-LIVED ASSETS

Fiscal year 2018:

During the fiscal year ended June 30, 2018, the Company recorded $0.9 million in impairment of long-lived assets in the Company's Consolidated Statements of Income. The impairment was primarily associated with certain investments in privately held companies. The Company uses various inputs to evaluate investments in privately held companies including valuations of recent financing events as well as other information regarding the issuer’s historical and forecasted performance. The Company reached its conclusion regarding the asset impairment due to changes, during the fiscal year 2018, in the financial condition of certain investments in privately held companies which indicated an other than temporary impairment.

Fiscal year 2017:

During the fiscal year ended June 24, 2017, the Company recorded $7.5 million in impairment of long-lived assets in the Company's Consolidated Statements of Income. The impairment was primarily associated with certain investments in privately held companies. The Company uses various inputs to evaluate investments in privately held companies including valuations of recent financing events as well as other information regarding the issuer’s historical and forecasted performance. The Company reached its conclusion regarding the asset impairment due to changes, during the fiscal year 2017, in the financial condition of certain investments in privately held companies which indicated an other than temporary impairment.

Fiscal year 2016:

During the fiscal year ended June 25, 2016, the Company recorded $160.6 million in impairment of long-lived assets in the Company's Consolidated Statements of Income. The impairment was primarily associated with a $157.7 million impairment of long-lived assets associated with the Company's wafer manufacturing facility in San Antonio, Texas which was classified as held for sale and written down to fair value, less cost to sell. The Company completed the sale of this facility to TowerJazz during the third quarter of fiscal year 2016.