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Stock Award Plans - Other Stock Option Information (Details) - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2013
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]
Compensation cost for stock options	$ 232	$ 324	$ 473
Weighted avg. grant date FV (USD per share)	$ 2.96	$ 2.95	$ 3.24
Total intrinsic value of options exercised	$ 831	$ 1,136	$ 781
Grant date FV of options exercised	368	1,962	791
Cash received from option exercises	2,069	10,142	4,261
Tax benefit realized for option exercises	$ 0	$ 159	$ 53

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- Definition

Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees.

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-Name Accounting Standards Codification



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-Section S99



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Aggregate proceeds received by the entity during the annual period from exercises of stock or unit options and conversion of similar instruments granted under equity-based payment arrangements.

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Disclosure of the aggregate tax benefit realized from the exercise of stock options and the conversion of similar instruments during the annual period.

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Amount of accumulated difference between fair value of underlying shares on dates of exercise and exercise price on options exercised (or share units converted) into shares.

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The weighted average grant-date fair value of options granted during the reporting period as calculated by applying the disclosed option pricing methodology.

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Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercised, Grant Date Fair Value

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