Note 2 - Significant Accounting Policies (Detail) - Earnings Per Share, Basic and Diluted	3 Months Ended		9 Months Ended
	Mar. 31, 2013	Mar. 31, 2012	Mar. 31, 2013	Mar. 31, 2012	Mar. 31, 2013
Shares issued – beginning of period	17,314,819	16,437,052	16,814,103	13,730,291	17,436,618
Shares held by subsidiaries (Note 7)	(704,309)	(704,309)	(704,309)	(704,309)
Shares outstanding – beginning of period	16,610,510	15,732,743	16,109,794	13,025,982	16,732,309
Weighted average shares for fully vested stock bonuses (Note 7)	840,000	390,000	815,365	367,745
Weighted average shares issued during the period	26,269	22,385	272,837	1,740,750
Basic weighted average shares – end of period	17,476,779	16,145,128	17,197,996	15,134,477