Commitments and Contingencies (Tables)

9 Months Ended

Sep. 30, 2018

Future minimum lease commitments [Line Items]

Schedule of Future Minimum Rental Payments for Operating Leases [Table Text Block]

As of September 30, 2018, the future minimum lease commitments related to lease agreements were as follows:

Year Ending December 31,	Amount
Remaining 2018	$	991
2019	3,553
2020	1,666
2021	957
2022	678
2023 and thereafter	43
Total minimum lease payments	$	7,888