Accrued Expenses (Details) - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
Accrued Expenses
Accrued payroll and compensation related costs	$ 2,933	$ 2,150
Accrued accounts payable	7,254	1,790
Accrued sales and other taxes	905	1,478
Accrued interest	2,374	1,605
Accrued other	747	841
Total	$ 14,213	$ 7,864