SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Schedule of Inventory (Details) - USD ($) $ in Thousands	Jun. 30, 2015	Dec. 31, 2014
Accounting Policies [Abstract]
Raw materials and purchased parts	$ 10,280	$ 12,633
Work-in-progress	176,399	192,206
Finished goods	88,589	73,403
Inventories	$ 275,268	$ 278,242

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Amount before valuation and LIFO reserves of completed merchandise or goods expected to be sold within one year or operating cycle, if longer.

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Amount after valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer.

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-Publisher FASB

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Carrying amount, net of valuation reserves and adjustments, as of the balance sheet date of unprocessed items to be consumed in the manufacturing or production process.

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