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Note 5 - Discontinued Operations (Detail) - Revenues and the components of income related to discontinued operations: (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2012
Revenues	$ 361
Loss from discontinued operations before income taxes	(2,348)
Loss from discontinued operations, net of taxes	$ (2,348)

- Definition

Pretax income (loss) from operations of a business component (exclusive of any gain (loss) on disposal, or provision therefore) during the reporting period, until its disposal.

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- Definition

After tax income (loss) from operations of a business component (exclusive of any gain (loss) on disposal, or provision therefore) during the reporting period, until its disposal.

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