Note 11 - Purchase and Sale of Interest in Subsidiaries (Detail) (USD $)	1 Months Ended	3 Months Ended
	May 31, 2012	Jun. 30, 2012
Noncontrolling Interest, Ownership Percentage by Parent	51.00%
Business Acquisition, Cost of Acquired Entity, Purchase Price	$ 60,000
Fair Market Value of Stock Purchased	79,000
Business Combination, Bargain Purchase, Gain Recognized, Amount	19,000
Percent of Ownership Interest in Subsidiary Sold by Company	51.00%
Gain (Loss) on Sale of Stock in Subsidiary		$ (126,000)