Impairment of Long-Lived Assets (Details) - USD ($)
$ in Thousands
 3 Months Ended 9 Months Ended 12 Months Ended
Mar. 25, 2017
Sep. 24, 2016
Mar. 26, 2016
Dec. 26, 2015
Sep. 26, 2015
Mar. 25, 2017
Mar. 26, 2016
Jun. 25, 2016
Long Lived Assets Held-for-sale [Line Items]                
Impairment of long-lived assets $ 1,000   $ 506     $ 7,517 $ 160,153  
Impairment of Long-Lived Assets to be Disposed of         $ 157,700 797 160,153 $ 160,600
Proceeds from Sale of Other Property, Plant, and Equipment           0 40,000  
Gain (Loss) on Disposition of Property Plant Equipment           (9,359) 2,765  
Proceeds from Divestiture of Businesses           42,199 105,000  
Gain (Loss) on Disposition of Business           $ 26,620 $ 58,944  
MEMS [Member]                
Long Lived Assets Held-for-sale [Line Items]                
Proceeds from Sale of Other Property, Plant, and Equipment   $ 42,200            
Gain (Loss) on Disposition of Property Plant Equipment   26,600            
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        
Energy Metering Business [Member]                
Long Lived Assets Held-for-sale [Line Items]                
Gain (Loss) on Disposition of Business   $ 58,900