Commitments (Tables)

12 Months Ended

Dec. 31, 2017

Commitments and Contingencies Disclosure [Abstract]

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

The Company has entered into operating leases for office space. Future minimum payments under the various operating leases are as follows:

2018	$	712
2019		684
2020		588
2021		201
2022		201
Thereafter		386
Total minimum payments required	$	2,772