Per Share Information EPS (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		6 Months Ended
	Mar. 31, 2016	Mar. 31, 2015	Mar. 31, 2016	Mar. 31, 2015
Continuing operations
Net earnings attributable to common shareholders	$ 2,174	$ 1,852	$ 7,919	$ 5,324
Net earnings attributable to restricted shareholders	20	2	74	5
Net earnings from continuing operations	2,194	1,854	7,993	5,329
Discontinued operations
Net loss from discontinued operations attributable to common shareholders	0	(44)	0	(226)
Net earnings (loss) attributable to restricted shareholders	0	0	0	0
Net loss from discontinued operations	0	(44)	0	(226)
Net earnings attributable to common shareholders	2,174	1,808	7,919	5,098
Net earnings attributable to restricted shareholders	20	2	74	5
Net income	$ 2,194	$ 1,810	$ 7,993	$ 5,103
Weighted Average Number of Shares Outstanding, Basic	21,273,814	21,571,034	21,271,655	21,653,711
Effect of dilutive stock options and non-vested restricted stock	162,198	47,293	117,603	43,857
Weighted Average Number of Shares Outstanding, Diluted	21,436,012	21,618,327	21,389,258	21,697,568
Basic earnings (loss) per share:
From continuing operations	$ 0.1	$ 0.08	$ 0.37	$ 0.25
From discontinued operations	0	0	0	(0.01)
Basic	0.1	0.08	0.37	0.24
Diluted earnings (loss) per share:
From continuing operations	0.1	0.08	0.37	0.25
From discontinued operations	0	0	0	(0.01)
Diluted	$ 0.1	$ 0.08	$ 0.37	$ 0.24