Other Assets and Liabilities - Other Non-Current Assets (Details) - USD ($) $ in Thousands	Sep. 30, 2020	Dec. 31, 2019
Other Non-Current Assets:
Deferred tax assets, net	$ 15,479	$ 29,427
Long-term deposits	0	1,477
Guarantee from Armistice	1,117	1,367
Right of use assets at contract manufacturing organizations	5,201	6,428
Other	467	575
Total	$ 22,264	$ 39,274