Note 13 - Earnings Per Share - Computation of Basic and Diluted Earnings Per Share (Details) - shares shares in Thousands	3 Months Ended		9 Months Ended
	Mar. 31, 2016	Mar. 31, 2015	Mar. 31, 2016	Mar. 31, 2015
Basic - Average shares outstanding (in shares)	12,697	12,657	12,682	12,656
Unvested, restricted stock awards (in shares)	71	131	94	152
Diluted - Average shares outstanding (in shares)	12,768	12,788	12,776	12,808