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Segment Reporting and Geographic Information (Details) - Company`s reportable segments (USD $)
In Thousands, unless otherwise specified |
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
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Sep. 30, 2014
|
Sep. 30, 2013
|
Sep. 30, 2014
|
Sep. 30, 2013
|
|
| Revenues | ||||
| Revenues | $ 9,311 | $ 13,309 | $ 32,563 | $ 37,419 |
| (Loss) income from operations | ||||
| (Loss) income from operations | (2,400) | 107 | (4,488) | (3,111) |
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Operating Segments [Member] | Heavy Duty Diesel Systems [Member]
|
||||
| Revenues | ||||
| Revenues | 3,672 | 7,073 | 16,047 | 19,714 |
| (Loss) income from operations | ||||
| (Loss) income from operations | (640) | 678 | 223 | 205 |
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Operating Segments [Member] | Catalyst [Member]
|
||||
| Revenues | ||||
| Revenues | 6,186 | 7,199 | 18,286 | 19,951 |
| (Loss) income from operations | ||||
| (Loss) income from operations | 90 | 597 | 673 | 850 |
|
Operating Segments [Member] | Corporate Segment [Member]
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||||
| (Loss) income from operations | ||||
| (Loss) income from operations | (1,847) | (1,202) | (5,371) | (4,278) |
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Intersegment Eliminations [Member]
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||||
| Revenues | ||||
| Revenues | (547) | (963) | (1,770) | (2,246) |
| (Loss) income from operations | ||||
| (Loss) income from operations | $ (3) | $ 34 | $ (13) | $ 112 |