STOCKHOLDERS’ EQUITY Components of the company's stock-based compensation expense, net of amount capitalized in inventory (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]
Stock-based compensation expense	$ 15,278	$ 7,480	$ 30,895	$ 22,242
Total share-based compensation expense, before income taxes	15,278	7,480	30,895	22,242
Tax benefit	(3,320)	(563)	(6,244)	(3,169)
Total share-based compensation expense, net of income taxes	11,958	6,917	24,651	19,073
Cost of Sales [Member]
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]
Stock-based compensation expense	1,971	1,609	3,287	3,453
Research and Development Expense [Member]
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]
Stock-based compensation expense	4,383	3,016	9,112	7,624
Selling, General and Administrative Expenses [Member]
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]
Stock-based compensation expense	$ 8,924	$ 2,855	$ 18,496	$ 11,165