XML 68 R56.htm IDEA: XBRL DOCUMENT v3.8.0.1
PROPERTY AND EQUIPMENT, NET (Schedule of Property and Equipment) (Details) - USD ($)
$ in Thousands
Dec. 31, 2017
Dec. 31, 2016
Property, Plant and Equipment [Line Items]    
Original cost: $ 2,625,289 $ 2,426,900
Accumulated depreciation (1,990,165) (1,810,214)
Property and equipment, net 635,124 616,686
Buildings and building improvements, including facility infrastructure [Member]    
Property, Plant and Equipment [Line Items]    
Original cost: 343,247 333,696
Accumulated depreciation (215,515) (205,604)
Machinery and equipment, software and hardware [Member]    
Property, Plant and Equipment [Line Items]    
Original cost: 2,282,042 2,093,204
Accumulated depreciation $ (1,774,650) $ (1,604,610)