RelatedParty Transactions (Details 3) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Interest expenses under loan and guarantee, related party	$ 437	$ 574	$ 1,011	$ 1,112
Jonathan Carroll | March Carroll Note (in default)
Interest expenses under loan and guarantee, related party	29	32	61	61
Jonathan Carroll | Term Loan Due 2034
Interest expenses under loan and guarantee, related party	108	108	216	216
Jonathan Carroll | Second Term Loan Due 2034
Interest expenses under loan and guarantee, related party	45	45	90	90
LEH | June LEH Note (in default)
Interest expenses under loan and guarantee, related party	81	215	296	397
LEH | BDPL Loan Agreement (in default)
Interest expenses under loan and guarantee, related party	160	160	320	320
Ingleside | March Ingleside Note (in default)
Interest expenses under loan and guarantee, related party	$ 14	$ 14	$ 28	$ 28