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 |
| X | ||||||||||
- References No definition available.
|
| X | ||||||||||
- Definition Deconsolidation, fair value No definition available.
|
| X | ||||||||||
- Definition Deconsolidation, Non-controlling interest share No definition available.
|
| X | ||||||||||
- Definition Deconsolidation, write off of fees. No definition available.
|
| X | ||||||||||
- Definition Net liabilities deconsolidated. No definition available.
|
| X | ||||||||||
- Definition Amount of gain (loss) from deconsolidation of subsidiary and derecognition of group of assets constituting transfer of business or nonprofit activity, excluding conveyance of oil and gas mineral rights and transfer of good or service in contract with customer. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|