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BALANCE SHEET DETAILS (Schedule of Components of inventories) (Details) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2014
Dec. 31, 2013
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract]    
Raw materials and purchased parts $ 12,633us-gaap_InventoryRawMaterialsAndPurchasedPartsNetOfReserves $ 9,547us-gaap_InventoryRawMaterialsAndPurchasedPartsNetOfReserves
Work-in-progress 192,206us-gaap_InventoryWorkInProcessNetOfReserves 200,434us-gaap_InventoryWorkInProcessNetOfReserves
Finished goods 73,403us-gaap_InventoryFinishedGoodsNetOfReserves 64,986us-gaap_InventoryFinishedGoodsNetOfReserves
Inventories $ 278,242us-gaap_InventoryNet $ 274,967us-gaap_InventoryNet