INCOME TAXES Deferred Tax Assets (Details) (USD $)	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Deferred Tax Liability [Line Items]
Significant Change in Unrecognized Tax Benefits is Reasonably Possible, Amount of Unrecorded Benefit	$ 23,900,000
Withholding Tax Liability	500,000	(35,300,000)	(29,600,000)
Tax credit and net operating loss carryforwards	244,379,000	217,549,000
Allowances for bad debts	277,000	1,010,000
Revenue	98,838,000	116,725,000
Costs and expenses	29,784,000	33,066,000
Inventories	9,209,000	9,774,000
Acquired intangible assets	17,726,000	24,090,000
Gross deferred tax assets	400,213,000	402,214,000
Valuation allowance	(396,143,000)	(395,645,000)
Deferred tax assets after valuation allowance	4,070,000	6,569,000
Deferred Tax Liabilities, Revenues	0	(2,959,000)
Costs and expenses	(1,712,000)	(623,000)
Acquired intangible assets	0	(492,000)
Gross deferred tax liabilities	1,712,000	4,074,000
Net deferred tax assets	2,358,000	2,495,000
Current deferred tax assets, net	522,000	586,000
Long-term deferred tax assets, net (in other assets)	2,415,000	2,825,000
Current deferred tax liabilities, net (in accrued expenses and other current liabilities)	(14,000)	(203,000)
Long-term deferred tax liabilities, net	(565,000)	(713,000)
Deferred tax assets related to exercise of employee stock options excluded from deferred tax schedule	33,000,000
US Federal and State [Member]
Deferred Tax Liability [Line Items]
Tax credit carry forwards	48,100,000
Tax credit and net operating loss carryforwards	573,600,000
Foreign [Member]
Deferred Tax Liability [Line Items]
Tax credit carry forwards	3,900,000
Tax credit and net operating loss carryforwards	41,400,000
Valuation allowance, tax credits	3,900,000
Valuation allowance, net operating losses	$ 36,500,000