Note 7 - Debt (Detail) - Summary of Debt Components (USD $) In Thousands, unless otherwise specified	Sep. 30, 2012	Dec. 31, 2011
Discounts on long-term borrowings	$ (71)	$ (172)
Subtotal	1,038	1,810
Less: Current maturies of long-term debt	(731)	(855)
Long-term debt	307	955
TLC Investments LLC [Member]
Convertible Promissory Note - TLC Investments LLC	500	500
EF Energy Partners LLC [Member]
Secured Subordinated Promissory Note - EF Energy Partners LLC		287
Quercus Trust [Member]
Notes Payable	70	70
Keystone Ruby [Member]
Notes Payable	289	325
Mark Plush [Member]
Letter of Credit Agreement	250	250
John Davenport [Member]
Letter of Credit Agreement		250
Quercus Trust [Member]
Letter of Credit Agreement		$ 300