Note 4 - Earnings Per Common Share (Details) - Basic and Diluted Earnings Per Share (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended				6 Months Ended
	Dec. 31, 2013		Dec. 31, 2012		Dec. 31, 2013		Dec. 31, 2012
Note 4 - Earnings Per Common Share (Details) - Basic and Diluted Earnings Per Share [Line Items]
Net income (in Dollars)	$ 870		$ (2,450)		$ 2,735		$ (620)
Weighted average shares outstanding - Basic	24,373		24,307		24,363		24,306
Effect of dilutive securities (b): Impact of common shares to be issued under stock option plans, and contingently issuable shares, if any	254	[1]	84	[1]	167	[1]	76	[1]
Weighted average shares outstanding (c)	24,627	[2]	24,391	[2]	24,530	[2]	24,382	[2]
Diluted earnings (loss) per share (in Dollars per share)	$ 0.04		$ (0.10)		$ 0.11		$ (0.03)
Basic earnings (loss) per share (in Dollars per share)	$ 0.04		$ (0.10)		$ 0.11		$ (0.03)
Weighted average shares outstanding in the Deferred Compensation Plan during the period	307		286		301		281
Net of Treasury Shares [Member]
Note 4 - Earnings Per Common Share (Details) - Basic and Diluted Earnings Per Share [Line Items]
Weighted average shares outstanding - Basic	24,066	[3]	24,021	[3]	24,062	[3]	24,025	[3]

[1] Calculated using the "Treasury Stock" method as if dilutive securities were exercised and the funds were used to purchase common shares at the average market price during the period.

[2] Options to purchase 1,197,150 common shares and 1,896,776 common shares at December 31, 2013 and 2012, respectively, and options to purchase 1,676,650 common shares and 1,852,451 common shares at December 31, 2013 and 2012, respectively, were not included in the computation of the three month and six month, respectively, diluted earnings per share because the exercise price was greater than the average fair market value of the common shares.

[3] Includes shares accounted for like treasury stock in accordance with Accounting Standards Codification Topic 710, Compensation - General.