INCOME TAXES (Deferred Tax Assets And Liabilities) (Details) (USD $)	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Tax Credit Carryforward [Line Items]
Deferred Tax Assets, Tax Credit Carryforwards	$ 35,400,000
Deferred tax assets:
Net operating loss carryforwards	16,623,000	11,894,000
Capital loss carryforwards	16,175,000	16,038,000
Restructuring costs	0	201,000
Accrued expenses	7,988,000	2,811,000
Other assets	4,893,000	5,497,000
R&D credit	2,824,000	1,890,000
Property and equipment	0	1,958,000
Foreign tax credits	29,201,000	24,842,000
Gross deferred tax assets	77,704,000	65,131,000
Valuation allowance	(29,087,000)	(26,561,000)	(24,145,000)	(33,665,000)
Total deferred tax assets	48,617,000	38,570,000
Deferred tax liabilities:
Property and equipment	(19,308,000)	(20,856,000)
Intangible assets	(39,639,000)	(12,193,000)
Other liabilities	(2,375,000)	(1,296,000)
Total deferred tax liabilities	(61,322,000)	(34,345,000)
Deferred income taxes, net	$ (12,705,000)	$ 4,225,000