Impairment of Long-Lived Assets (Details) - USD ($) $ in Thousands	3 Months Ended				12 Months Ended
	Mar. 26, 2016	Dec. 26, 2015	Sep. 26, 2015	Dec. 27, 2014	Jun. 25, 2016	Jun. 27, 2015	Jun. 28, 2014
Long Lived Assets Held-for-sale [Line Items]
Impairment of Long-Lived Assets to be Disposed of			$ 157,700		$ 160,153	$ 67,010	$ 11,644
Gain (Loss) on Disposition of Property Plant Equipment					$ (2,283)	(419)	$ (2,187)
Energy Metering Business [Member]
Long Lived Assets Held-for-sale [Line Items]
Gain (Loss) on Disposition of Business	$ 58,900
wafter manufacturing fab [Member]
Long Lived Assets Held-for-sale [Line Items]
Proceeds from Sale of Other Property, Plant, and Equipment	30,000
Gain (Loss) on Disposition of Property Plant Equipment	1,600
Inventory on hand [Member]
Long Lived Assets Held-for-sale [Line Items]
Proceeds from Sale of Other Property, Plant, and Equipment	$ 10,000
San Jose Wafer Fab [Member]
Long Lived Assets Held-for-sale [Line Items]
Proceeds from Sale of Other Property, Plant, and Equipment		$ 39,000
Gain (Loss) on Disposition of Property Plant Equipment		$ 3,800
Sensing Solutions [Member]
Long Lived Assets Held-for-sale [Line Items]
Impairment of Long-Lived Assets to be Disposed of				$ 45,200
Other [Member]
Long Lived Assets Held-for-sale [Line Items]
Impairment of Long-Lived Assets to be Disposed of						$ 21,800