Note 2 - Investments and Restricted Cash (Details) (USD $)	3 Months Ended
	Sep. 30, 2014	Dec. 31, 2013
Note 2 - Investments and Restricted Cash (Details) [Line Items]
Long-term Investments	$ 7,022,000	$ 7,019,000
Tax Basis of Investments, Cost for Income Tax Purposes	7,600,000	10,000,000
Other than Temporary Impairment Losses, Investments	2,500,000
Equity Method Investments	700,000
Investment Owned, at Fair Value	500,000
Restricted Investments	900,000	5,200,000
Typhoon Exploration Inc. [Member]
Note 2 - Investments and Restricted Cash (Details) [Line Items]
Equity Method Investment, Ownership Percentage	29.40%
Non-Current Investments Held Having Net Loss Position [Member]
Note 2 - Investments and Restricted Cash (Details) [Line Items]
Accumulated Other Comprehensive Income (Loss), Available-for-sale Securities Adjustment, Net of Tax	(500,000)
Non-Current Investments Held Having Net Gain Position [Member]
Note 2 - Investments and Restricted Cash (Details) [Line Items]
Accumulated Other Comprehensive Income (Loss), Available-for-sale Securities Adjustment, Net of Tax	$ 300,000