Note 1 - Summary of Significant Accounting Policies (Detail) - Shares Used to Calculate Earnings Per Share In Thousands, unless otherwise specified	12 Months Ended
Dec. 31, 2012	Dec. 31, 2011
Basic weighted average shares outstanding	16,961	16,458
Diluted weighted average shares outstanding	16,961	16,458
Stock Options [Member]
Weighted average shares which are not included in the calculation of diluted earnings per share because their impact is antidilutive
Antidilutive Shares	3,087	1,361
Restricted Stock [Member]
Weighted average shares which are not included in the calculation of diluted earnings per share because their impact is antidilutive
Antidilutive Shares	173	510

Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented.

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+ Details

- Definition

The average number of shares or units issued and outstanding that are used in calculating diluted EPS or earnings per unit (EPU), determined based on the timing of issuance of shares or units in the period.

+ References+ Details

- Definition

Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period.

+ References

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+ Details