XML 62 R52.htm IDEA: XBRL DOCUMENT v3.19.2
Note 10 - Non-recourse Long-term Debt, Net - Summary of Royalty-backed Loan (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2019
Jun. 30, 2018
Jun. 30, 2019
Jun. 30, 2018
Dec. 31, 2018
Current portion of debt, net $ 5,806   $ 5,806   $ 5,419
Long-term debt, net 36,342   36,342   39,180
Royalty-backed Loan [Member]          
Outstanding principal balance, current portion 6,057   6,057   5,688
Unamortized debt discount, current portion (251)   (251)   (269)
Current portion of debt, net 5,806   5,806   5,419
Outstanding principal balance, long-term portion 36,715   36,715   39,674
Unamortized debt discount, long-term portion (373)   (373)   (494)
Long-term debt, net 36,342   36,342   $ 39,180
Interest expense 1,053 $ 1,176 2,130 $ 2,381  
Non-cash interest expense 69 74 140 137  
Total interest expense included in interest (expense) income, net $ 1,122 $ 1,250 $ 2,270 $ 2,518