Accrued Expenses (Details) - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
Payables and Accruals [Abstract]
Professional fees	$ 1,881	$ 2,153
Payroll	1,789	1,908
Interest expense	1,539	1,042
Medicaid and Medicare	987	383
Rebates	774	714
Wholesaler Fees	747	203
Royalties	377	222
Clinical Studies	334	334
Inventory and supplies	250	1,809
Income Tax	20	45
Capital expenditures	23	275
Other	564	754
Accrued Liabilities	$ 9,285	$ 9,842