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v2.4.1.9

Statements of Operations (USD $) In Thousands, except Per Share data, unless otherwise specified | 12 Months Ended
--- | ---
Dec. 31, 2014 | Dec. 31, 2013 | Dec. 31, 2012
Operating expenses: |  |  |
Research and development | $ 54,833 us-gaap_ResearchAndDevelopmentExpense | $ 32,516 us-gaap_ResearchAndDevelopmentExpense | $ 15,174 us-gaap_ResearchAndDevelopmentExpense
General and administrative | 19,728 us-gaap_GeneralAndAdministrativeExpense | 21,941 us-gaap_GeneralAndAdministrativeExpense | 8,657 us-gaap_GeneralAndAdministrativeExpense
Total operating expenses | 74,561 us-gaap_OperatingExpenses | 54,457 us-gaap_OperatingExpenses | 23,831 us-gaap_OperatingExpenses
Loss from operations | (74,561)us-gaap_OperatingIncomeLoss | (54,457)us-gaap_OperatingIncomeLoss | (23,831)us-gaap_OperatingIncomeLoss
Other income (expense): |  |  |
Interest expense | (887)us-gaap_InterestExpense | (828)us-gaap_InterestExpense | (605)us-gaap_InterestExpense
Other income (expense), net | (919)us-gaap_OtherNonoperatingIncomeExpense | 2 us-gaap_OtherNonoperatingIncomeExpense | 6 us-gaap_OtherNonoperatingIncomeExpense
Total other income (expense) | (1,806)us-gaap_NonoperatingIncomeExpense | (826)us-gaap_NonoperatingIncomeExpense | (599)us-gaap_NonoperatingIncomeExpense
Loss from continuing operations | (76,367)us-gaap_IncomeLossFromContinuingOperations | (55,283)us-gaap_IncomeLossFromContinuingOperations | (24,430)us-gaap_IncomeLossFromContinuingOperations
Gain from discontinued operations |  |  | 1,082 us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity
Net loss | $ (76,367)us-gaap_NetIncomeLoss | $ (55,283)us-gaap_NetIncomeLoss | $ (23,348)us-gaap_NetIncomeLoss
Basic and diluted net loss per share: |  |  |
Loss from continuing operations (in Dollars per share) | $ (2.87)us-gaap_IncomeLossFromContinuingOperationsPerBasicAndDilutedShare | $ (3.42)us-gaap_IncomeLossFromContinuingOperationsPerBasicAndDilutedShare | $ (2.00)us-gaap_IncomeLossFromContinuingOperationsPerBasicAndDilutedShare
Net loss (in Dollars per share) | $ (2.87)us-gaap_EarningsPerShareBasicAndDiluted | $ (3.42)us-gaap_EarningsPerShareBasicAndDiluted | $ (1.91)us-gaap_EarningsPerShareBasicAndDiluted
Shares used in computing basic and diluted net loss per share (in Shares) | 26,569 us-gaap_WeightedAverageNumberOfShareOutstandingBasicAndDiluted | 16,163 us-gaap_WeightedAverageNumberOfShareOutstandingBasicAndDiluted | 12,223 us-gaap_WeightedAverageNumberOfShareOutstandingBasicAndDiluted

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