Notes Payable and Convertible Notes - Summary of Convertible Debt (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2021	Dec. 31, 2020
Debt Instrument [Line Items]
Total Notes Payable and Convertible Notes	$ 7,850	$ 6,931
Healthy Pharms Inc. | Convertible Notes
Debt Instrument [Line Items]
Terms	Unsecured convertible note at $0.50 per share, due November 18, 2021 at 12% per annum
Total Notes Payable and Convertible Notes	$ 2,160	1,652
Healthy Pharms Inc. | Unsecured Debt
Debt Instrument [Line Items]
Terms	Unsecured promissory note, due June 18, 2021 at 12% per annum
Total Notes Payable and Convertible Notes	$ 2,905	2,823
Arkansas Entities | Unsecured Debt | 14% Unsecured Promissory Note
Debt Instrument [Line Items]
Terms	Unsecured promissory note, monthly interest payments at 14% per annum
Total Notes Payable and Convertible Notes	$ 1,730	1,730
Equipment Loans | Secured Debt
Debt Instrument [Line Items]
Terms	Secured by equipment, monthly payments beginning in 2021 at 15% per annum
Total Notes Payable and Convertible Notes	$ 883	512
Other
Debt Instrument [Line Items]
Terms	Various
Total Notes Payable and Convertible Notes	$ 172	$ 214