INCOME TAXES (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended			36 Months Ended	48 Months Ended	24 Months Ended	48 Months Ended	72 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012	Dec. 31, 2012	Dec. 31, 2012 U.S. Federal [Member]	Dec. 31, 2012 Other U.S. state and local juristictions [Member]	Dec. 31, 2012 United Kingdon [Member]	Dec. 31, 2012 Australia [Member]	Dec. 31, 2012 Other Jurisdictions [Member]
Tax open years subject to examination [Line Items]
Open Tax Year						2010	2009	2011	2009	2007
Income tax benefit (provision)			$ 6	$ (3,770)
Pre-tax income (loss)	(5,002)	(1,170)	(19,093)	(8,762)
Effective income tax rate			0.00%	43.00%
Unrecognized tax benefits	3,956		3,956		3,845
Accrued interest and penalties	761		761		701
Estimated interest and penalties benefit			73	(881)
Significant Change in Unrecognized Tax Benefits is Reasonably Possible, Estimated Range of Change, Lower Bound	400		400
Significant Change in Unrecognized Tax Benefits is Reasonably Possible, Estimated Range of Change, Upper Bound	$ 650		$ 650