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Note 7 - Discontinued Operations (Details) - Income (loss) from discontinued operations (USD $) In Thousands, unless otherwise specified	3 Months Ended	9 Months Ended
	Sep. 30, 2012	Sep. 30, 2012
Income (loss) from discontinued operations [Abstract]
Change in estimates for gross profit guarantees	$ 128	$ (6)

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- Definition

No authoritative reference available.

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No definition available.

+ Details

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- Details

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