| Restructuring and Related Costs [Table Text Block] |
| | | 2016 | | 2015 | | 2014 | | Restructuring Costs | | MA | | MA | | CA | | Total | | MI | | CA | | Total | | | | | | | | | | | | | | | | | | Employee severance | | $ | - | | | $ | 178 | | | $ | 18 | | | $ | 196 | | | $ | 237 | | | $ | 10 | | | $ | 247 | | | Relocation | | | 420 | | | | 1,138 | | | | 66 | | | | 1,204 | | | | 356 | | | | 501 | | | | 857 | | | Lease termination | | | - | | | | 356 | | | | - | | | | 356 | | | | - | | | | - | | | | - | | | Workforce training | | | - | | | | - | | | | - | | | | - | | | | 373 | | | | - | | | | 373 | | | Plant infrastructure | | | - | | | | - | | | | - | | | | - | | | | 79 | | | | - | | | | 79 | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | - | | | Total restructuring costs | | $ | 420 | | | $ | 1,672 | | | $ | 84 | | | $ | 1,756 | | | $ | 1,045 | | | $ | 511 | | | $ | 1,556 | |
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