Note 9 - Per Share Data (Tables)

6 Months Ended

Mar. 31, 2015

Earnings Per Share [Abstract]

Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]

	Three Month Period Ended				Six Month Period Ended
	March 31,				March 31,
	2015		2014		2015		2014
Numerator:
Net income	$	337,000	$	3,560,000	$	631,000	$	4,519,000
Denominator:
Denominator for basic earnings per share-weighted average shares		12,446,365		12,324,689		12,446,365		12,150,330
Effect of dilutive securities:
Options		22,826		49,808		24,226		26,639
Warrants		-		3,449		-		-
Unvested restricted stock units		33,567		124,361		27,037		124,361
Denominator for diluted earnings per share-adjusted weighted-average shares		12,502,758		12,502,307		12,497,628		12,301,330
Income per share:
Net income available to common stockholders
Basic	$	0.03	$	0.29	$	0.05	$	0.37
Diluted	$	0.03	$	0.28	$	0.05	$	0.37

Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table Text Block]

	Three and Six Month Period Ended March 31,
	2015		2014
Options		1,128,000		1,203,361
Warrants		89,676		89,676
		1,217,676		1,293,037