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ACQUISITIONS (Details) (Empathy Lab, USD $) In Thousands, unless otherwise specified	Jun. 30, 2013
Empathy Lab
Business Acquisition [Line Items]
Total consideration transferred	$ 27,172

The total purchase price of the acquired entity. This includes cash paid to equity interest holders of the acquired entity, fair value of debt and equity securities issued to equity holders of the acquired entity, and transaction costs paid to third parties to consummate the acquisition.

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