Note 7 - Litigation (Detail) (USD $)	3 Months Ended	6 Months Ended
	Jun. 30, 2012	Jun. 30, 2012
Loss Contingency, New Claims Filed, Number		2
Gain Contingency, Unrecorded Amount	$ 663,151	$ 663,151
Proceeds from Legal Settlements	300,000	600,000
Attorney Fees [Member] | Gross [Member]
Gain Contingency, Unrecorded Amount	9,100,000	9,100,000
Attorney Fees [Member] | Actual [Member]
Gain Contingency, Unrecorded Amount	8,419,429	8,419,429
Taxable Costs [Member] | Gross [Member]
Gain Contingency, Unrecorded Amount	340,000	340,000
Taxable Costs [Member] | Actual [Member]
Gain Contingency, Unrecorded Amount	339,315.13	339,315.13
Gross [Member]
Proceeds from Legal Settlements		2,000,000
Quarterly [Member]
Proceeds from Legal Settlements		$ 300,000