Earnings Per Share (Computation of Basic and Diluted Earnings Per Share) (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Numerator:
Income from continuing operations	$ 7,049	$ 2,947	$ 3,127	$ 17,190
Income from discontinued operations				9,604
Net income	$ 7,049	$ 2,947	$ 3,127	$ 26,794
Denominator:
Weighted average basic shares	11,802	12,015	11,953	12,004
Dilutive effect of restricted stock units	43	60	38	59
Weighted average diluted shares with assumed conversions	11,845	12,075	11,991	12,063
Net earnings per share:
Continuing operations	$ 0.60	$ 0.25	$ 0.26	$ 1.43
Discontinued operations				0.80
Basic earnings per share	0.60	0.25	0.26	2.23
Continuing operations	0.60	0.24	0.26	1.43
Discontinued operations				0.80
Diluted earnings per share	$ 0.60	$ 0.24	$ 0.26	$ 2.23