GOODWILL AND INTANGIBLE ASSETS (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2013
Goodwill [Roll Forward]
Balance, December 31, 2012	$ 960	[1]
Additions fro Vineyard acquisition	12,751
Translation adjustments	(470)
Balance, March 31, 2013	13,241
Acquired Finite-Lived Intangible Assets [Line Items]
Gross Carrying Value	8,158
Accumulated amortization	(376)
Net Carrying Value	7,782
Finite-lived Intangible Assets [Roll Forward]
Gross Carrying Value, Beginning Balance	0
Additions	8,460
Translation adjustments	(302)
Gross Carrying Value, Ending Balance	8,158
Accumulated Amortization, Beginning Balance	0
Additions	(376)
Translation adjustments	0
Accumulated Amortization, Ending Balance	(376)
Net Carrying Value Beginning Balance	0
Additions	8,084
Translation adjustments	(302)
Net Carrying Value Ending Balance	7,782
Estimated Future Amortization of Intangible Assets [Abstract]
2013 (remaining nine months)	1,220
2014	1,632
2015	1,632
2016	1,632
2017	1,632
Thereafter	34
Total	7,782
Developed Technology [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Gross Carrying Value	5,699
Accumulated amortization	(262)
Net Carrying Value	5,437
Weighted Average Remaining Life	4 years 9 months 4 days
Amortization of acquired intangible assets	300
Finite-lived Intangible Assets [Roll Forward]
Gross Carrying Value, Ending Balance	5,699
Accumulated Amortization, Ending Balance	(262)
Net Carrying Value Ending Balance	5,437
Estimated Future Amortization of Intangible Assets [Abstract]
Total	5,437
Customer Relationships [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Gross Carrying Value	2,459
Accumulated amortization	(114)
Net Carrying Value	2,345
Weighted Average Remaining Life	4 years 9 months 4 days
Amortization of acquired intangible assets	100
Finite-lived Intangible Assets [Roll Forward]
Gross Carrying Value, Ending Balance	2,459
Accumulated Amortization, Ending Balance	(114)
Net Carrying Value Ending Balance	2,345
Estimated Future Amortization of Intangible Assets [Abstract]
Total	$ 2,345

[1] Amounts have been derived from the December 31, 2012 audited consolidated financial statements.