Accrued Expenses (Details) - USD ($) $ in Thousands	Jun. 30, 2020	Dec. 31, 2019
Other Income and Expenses [Abstract]
Payroll	$ 2,573	$ 1,789
Interest expense	1,716	1,539
Medicaid and Medicare rebates	1,286	987
Professional fees	993	1,881
Rebates	543	774
Wholesaler fees	481	747
Inventory and Supplies	428	250
Clinical studies	334	334
Royalties	217	377
Capital expenditures	56	23
Other	698	584
Accrued expenses	$ 9,325	$ 9,285