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Segment Reporting and Geographic Information (Details) - Company`s reportable segments (USD $)
In Thousands, unless otherwise specified |
3 Months Ended | |
|---|---|---|
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Mar. 31, 2014
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Mar. 31, 2013
|
|
| Segment Reporting Information [Line Items] | ||
| Net sales | $ 12,462 | $ 13,307 |
| Income (loss) from operations | (1,453) | (1,994) |
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Operating Segments [Member] | Heavy Duty Diesel Systems [Member]
|
||
| Segment Reporting Information [Line Items] | ||
| Net sales | 7,158 | 7,284 |
| Income (loss) from operations | 278 | (337) |
|
Operating Segments [Member] | Catalyst [Member]
|
||
| Segment Reporting Information [Line Items] | ||
| Net sales | 5,811 | 6,456 |
| Income (loss) from operations | 222 | 121 |
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Operating Segments [Member] | Corporate Segment [Member]
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||
| Segment Reporting Information [Line Items] | ||
| Net sales | ||
| Income (loss) from operations | (1,933) | (1,817) |
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Intersegment Eliminations [Member]
|
||
| Segment Reporting Information [Line Items] | ||
| Net sales | (507) | (433) |
| Income (loss) from operations | $ (20) | $ 39 |