Quarterly report pursuant to Section 13 or 15(d)

Net Income (Loss) Per Share (Schedule of Basic and Diluted Net Income (Loss) Per Share) (Details))

v2.4.1.9
Net Income (Loss) Per Share (Schedule of Basic and Diluted Net Income (Loss) Per Share) (Details)) (USD $)
In Thousands, except Share data, unless otherwise specified
3 Months Ended
Mar. 31, 2015
Mar. 31, 2014
Numerator:    
Net loss $ (4,115)us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic $ (81,766)us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic
Denominator:    
Weighted-average common shares outstanding used in computing basic and diluted net loss per share 101,791,221us-gaap_WeightedAverageNumberOfSharesOutstandingBasic 67,072,057us-gaap_WeightedAverageNumberOfSharesOutstandingBasic
Net loss per share, basic and diluted $ (0.04)us-gaap_EarningsPerShareBasicAndDiluted $ (1.22)us-gaap_EarningsPerShareBasicAndDiluted