Quarterly report pursuant to Section 13 or 15(d)

Variable Interest Entities (Details)

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Variable Interest Entities (Details) (USD $)
1 Months Ended 3 Months Ended 9 Months Ended 7 Months Ended 0 Months Ended
Sep. 30, 2014
Dec. 31, 2013
Sep. 30, 2013
Dec. 31, 2012
May 31, 2014
Viking
program
Sep. 30, 2014
Viking
Sep. 30, 2014
Viking
Apr. 30, 2015
Viking
Forecast
May 21, 2014
Debt
Viking
Variable Interest Entity [Line Items]                  
Number of programs licensed         5        
Convertible loan facility           $ 2,000,000 $ 2,000,000   $ 2,500,000
Interest accrual rate, less than                 5.00%
Repayment in equity percentage                 200.00%
Value of common stock issued upon IPO               29,000,000  
Threshold proceeds from private financing               20,000,000  
Cash and cash equivalents 180,663,000 11,639,000 3,271,000 12,381,000   794,000 794,000    
Other current assets 1,602,000 959,000       17,000 17,000    
Capitalized expenses, VIE 2,131,000 0       2,131,000 2,131,000    
Total current assets 198,520,000 24,881,000       2,942,000 2,942,000    
Other assets 230,000 299,000       1,000 1,000    
Total assets 272,283,000 104,713,000       2,943,000 2,943,000    
Accounts payable 4,864,000 3,951,000       2,225,000 2,225,000    
Accrued liabilities 4,311,000 5,337,000       77,000 77,000    
Current note payable 337,000 9,109,000       337,000 337,000    
Total current liabilities 18,433,000 28,939,000       2,639,000 2,639,000    
Long-term portion of notes payable           1,893,000 1,893,000    
Total liabilities $ 229,500,000 $ 55,100,000       $ 4,532,000 $ 4,532,000    
Loss percentage recorded             100.00%