Other Assets and Liabilities - Other Current Liabilities (Details) - USD ($) $ in Thousands	Dec. 31, 2020	Dec. 31, 2019
Goodwill and Intangible Assets Disclosure [Abstract]
Accrued interest	$ 2,695	$ 2,695
Due to Exela	2,026	0
Guarantee to Deerfield	319	455
Other	160	725
Other current liabilities	$ 5,200	$ 3,875

Amount of payable due to an entity that is affiliated with the reporting entity by means of direct or indirect ownership. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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