Annual report pursuant to Section 13 and 15(d)

Collaboration and Stock Purchase Agreements (Schedule of Gain from Deconsolidation of Caelum) (Details)

v3.21.1
Collaboration and Stock Purchase Agreements (Schedule of Gain from Deconsolidation of Caelum) (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Collaboration and Stock Purchase Agreements    
Deconsolidation, fair value   $ 11,148
Net liabilities deconsolidated   13,177
Non-controlling interest share   4,849
Write off of fees due to Fortress   1,000
Gain on deconsolidation of Caelum $ 0 $ 18,476