Note 6 - Disposition (Detail) - Pro Forma Results of Operations - Three Months Ended (USD $)	3 Months Ended	6 Months Ended
Jun. 30, 2011	Jun. 30, 2011
Operating revenues	$ 12,432	$ 26,293
Operating expenses including depreciation and amortization	11,803	24,433
Income from operations	629	1,860
Other income (expense), net	1,195	1,169
Income from discontinued operations, net of tax	$ 1,824	$ 3,029

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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