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INCOME TAXES (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2015	Mar. 31, 2014	Dec. 31, 2014
Tax open years subject to examination [Line Items]
Income tax benefit (provision)	$ (129)us-gaap_CurrentIncomeTaxExpenseBenefit	$ 402us-gaap_CurrentIncomeTaxExpenseBenefit
Pre-tax income (loss)	(6,783)	(3,710)
Effective income tax rate	1.90%	(10.80%)
U.S. Federal statutory rate	35.00%
Unrecognized tax benefits	2,292us-gaap_UnrecognizedTaxBenefits		2,397us-gaap_UnrecognizedTaxBenefits
Accrued interest and penalties	529		554
Estimated interest and penalties benefit	14	(5)
U.S. Federal [Member]
Tax open years subject to examination [Line Items]
Open Tax Year	2011
Other U.S. state and local juristictions [Member]
Tax open years subject to examination [Line Items]
Open Tax Year	2010
United Kingdon
Tax open years subject to examination [Line Items]
Open Tax Year	2013
Australia
Tax open years subject to examination [Line Items]
Open Tax Year	2010
Other Jurisdictions [Member]
Tax open years subject to examination [Line Items]
Open Tax Year	2009
Minimum
Tax open years subject to examination [Line Items]
Possible decrease of unrecognized tax benefits	500
Maximum
Tax open years subject to examination [Line Items]
Possible decrease of unrecognized tax benefits	$ 700