Note 5 - Business Disposition and Wind Down (Detail) - Revenues and the components of income related to the DPS Business and Aristos Business included in discontinued operations: (USD $) In Thousands, unless otherwise specified	9 Months Ended	12 Months Ended
Dec. 31, 2010	Dec. 31, 2012	Dec. 31, 2011
Revenues	$ 20,620	$ 451	$ 91
Income (loss) from discontinued operations before income taxes	(17,647)	(1,935)	1,624
Benefit from income taxes	6,358
Income (loss) from discontinued operations, net of taxes	$ (11,289)	$ (1,935)	$ 1,624

Note 5 - Business Disposition and Wind Down (Detail) - Revenues and the components of income related to the DPS Business and Aristos Business included in discontinued operations: (USD $)
In Thousands, unless otherwise specified

9 Months Ended

12 Months Ended

Dec. 31, 2010

Dec. 31, 2012

Dec. 31, 2011

Revenues

$ 20,620

$ 451

$ 91

Income (loss) from discontinued operations before income taxes

(17,647)

(1,935)

1,624

Benefit from income taxes

6,358

Income (loss) from discontinued operations, net of taxes

$ (11,289)

$ (1,935)

$ 1,624

- 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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- Definition

Income tax expense or benefit attributable to Income or Loss from discontinued operations during the phase-out period.

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