Note 5 - Commitments and Contingencies (Details) (Alaska Consumer Protection Act Claims [Member], USD $)	1 Months Ended	0 Months Ended		9 Months Ended
	Dec. 31, 2006 Per Violation [Member]	Dec. 11, 2013 Cash and Vouchers [Member]	Dec. 11, 2013 Per Claim Representative [Member]	Sep. 30, 2014
Note 5 - Commitments and Contingencies (Details) [Line Items]
Loss Contingency, Damages Sought, Value	$ 500
Loss Contingency, Damages Awarded, Value		450	3,000
Litigation Settlement, Amount				(6,700,000)
Loss Contingency, Damages Paid, Value				700,000
Loss Contingency Accrual, Provision				$ 1,100,000