Note 2 - Earnings Per Share, Basic and Diluted (Details) - shares	3 Months Ended		6 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2015	Dec. 31, 2014
Shares issued – beginning of period (in shares)	22,855,964		22,855,964
Shares held by subsidiaries (Note 9) (in shares)	(704,309)	(704,309)	(704,309)	(704,309)
Shares outstanding – beginning of period (in shares)	22,151,655		22,151,655
Weighted average shares for fully vested stock bonuses (Note 9) (in shares)	652,989	840,000	626,495	840,000
Weighted average shares issued during the period (in shares)	29,469	42,700	425,203	178,957
Basic weighted average shares – end of period (in shares)	22,585,001	19,965,459	22,437,039	19,891,267