Shareholders' Deficit (Tables)

12 Months Ended

Dec. 31, 2017

Stockholders' Equity Note [Abstract]

Schedule of Stockholders Equity [Table Text Block]

The following reflects the activity in the shares of our common stock for the years ended December 31:

Common Shares	2017	2016	2015
Beginning balance	32,473	32,141	30,667
Issuance of equity in exchange for debt	—	—	995
Issuance of equity awards, net	260	332	479
Ending balance	32,733	32,473	32,141