Slicers (applies to each fact value in each table cell)

Reporting Entity [Axis]

0001365916 (http://www.sec.gov/CIK)

Segment Reporting [Abstract]	Period [Axis]
	2015-01-01 - 2015-12-31
Segment Reporting [Abstract]
Schedule of Revenue from External Customers Attributed to Foreign Countries by Geographic Area [Table Text Block]	Years Ended December 31,     2015   2014   2013 United States   $ 20,897     $ 21,331     $ 21,235   Brazil     5,070       5,961       4,071   Europe     3,557       9,738       10,340   Asia     4,629       6,244       5,473   Total   $ 34,153     $ 43,274     $ 41,119
Schedule of Disclosure on Geographic Areas, Long-Lived Assets in Individual Foreign Countries by Country [Table Text Block]	December 31,     2015   2014 United States   $ 18,401     $ 44,418   Brazil     41,093       74,197   Europe     303       365   Total   $ 59,797     $ 118,980