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Balance Sheet Details - Other Current Liabilities (Details) (USD $)
In Thousands, unless otherwise specified
Sep. 30, 2014
Dec. 31, 2013
Other Current Liabilities [Abstract]    
Estimated Litigation Liability, Current   $ 4,293
Deferred Revenue 8,536 8,383
Contingent Consideration Current Liability 583 868
Other Current Liabilities Subtotal 6,365 5,374
Other Liabilities, Current $ 18,743 $ 18,918