Quarterly report pursuant to Section 13 or 15(d)

Balance Sheet Details Balance Sheer Details - Cash and Investments (Details)

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Balance Sheet Details Balance Sheer Details - Cash and Investments (Details) (USD $)
In Thousands, unless otherwise specified
Jun. 30, 2014
Dec. 31, 2013
Jun. 30, 2013
Dec. 31, 2012
Balance Sheet Related Disclosures [Abstract]        
Cash and cash equivalents $ 31,248 $ 26,450 $ 24,718 $ 21,810
Short-term investments, available-for-sale 43,875 35,494    
Long-term investments, available-for-sale 16,385 24,410    
Investments and Cash $ 91,508 $ 86,354