Note 8 - Discontinued Operations (Tables)

12 Months Ended

Dec. 31, 2012

Total Assets and Liabilities of Discontinued Operations [Member]

Schedule of Disposal Groups, Including Discontinued Operations, Income Statement, Balance Sheet and Additional Disclosures [Table Text Block]

	Years Ended December 31,
	2012		2011
Current Assets:
Accounts receivable, net	$	-	$	594
Total Current Assets		-		594
Other assets		-		2
Total Assets of Discontinued Operations	$	-	$	596
Current Liabilities:
Trade payables	$	3	$	19
Revenues and royalties payable		17		323
Accrued liabilities and other		227		1,050
Total Current Liabilities		247		1,392
Total Liabilities of Discontinued Operations	$	247	$	1,392

Total Revenue and Net Income Before Income Tax from Discontinued Operations [Member]

Schedule of Disposal Groups, Including Discontinued Operations, Income Statement, Balance Sheet and Additional Disclosures [Table Text Block]

	Years Ended December 31,
	2012			2011
Revenues and other:
Oil and gas operations	$	-		$	10,178
Oil and gas processing and handling income		-			1,231
Total revenues from discontinued operations	$	-		$	11,409
Income (loss) from discontinued operations before taxes	$	(467	)	$	1,878