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v3.6.0.2

Income Taxes (Details 1) - USD ($) $ in Thousands | Dec. 31, 2016 | Dec. 31, 2015
--- | --- | ---
Deferred assets: |  |
Net operating loss carryforwards | $ 150,226 | $ 160,595
Research credit carryforwards | 26,878 | 25,613
Fixed assets and intangibles | 4,385 | 8,839
Accrued expenses | 943 | 1,523
Contingent liabilities | 578 | 707
Deferred revenue | 0 | 3
Present value of royalties | 591 | 3,007
Deferred rent | 45 | 68
Capital Loss Carryforward | 4,432 | 0
Viking Equity Method Investment | 5,692 | 1,840
Other | 19,312 | 15,441
Deferred tax assets | 213,082 | 217,636
Valuation allowance for deferred tax assets | (15,349) | (9,066)
Net deferred tax assets | 197,733 | 208,570
Deferred tax liabilities: |  |
Retrophin fair value adjustment | (52) | (1,256)
Convertible debt | (1,196) | (1,844)
Identified intangibles | (68,631) | (12,770)
Identified indefinite lived intangibles | (3,963) | (3,617)
Total | $ 123,891 | $ 189,083

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