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Summarized Information for Joint Ventures (Detail) (USD $)
In Thousands, unless otherwise specified |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
|
Jun. 30, 2012
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Jun. 30, 2011
|
Jun. 30, 2012
|
Jun. 30, 2011
|
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| Schedule of Equity Method Investments [Line Items] | ||||
| Net sales | $ 15,880 | $ 16,783 | $ 28,685 | $ 34,863 |
| Gross profit (loss) | 2,608 | 3,211 | 4,433 | 7,535 |
| Net income (loss) | $ 2,610 | $ 2,646 | $ 3,924 | $ 5,502 |