Accrued Expenses (Tables)

12 Months Ended

Dec. 31, 2019

Payables and Accruals [Abstract]

Schedule of Accrued Liabilities [Table Text Block]

	December 31,
	2019		2018
Payroll and related liabilities	$	531	$	386
Professional fees		335		573
Credit refunds		164		186
Interest payable		250		495
Other		73		5
Total	$	1,353	$	1,645