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Stock Award Plans - Nonvested Stock Options (Details) - $ / shares	12 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2013
Weighted Average Grant Date Fair Value
Granted (USD per share)	$ 2.96	$ 2.95	$ 3.24
Non-Vested Options
Options Outstanding
Outstanding at beginning of period	145,795	287,750	614,272
Granted	0	0	0
Vested	(61,018)	(119,520)	(283,407)
Forfeited	(15,490)	(22,435)	(43,115)
Outstanding at end of period	69,287	145,795	287,750
Weighted Average Grant Date Fair Value
Outstanding at beginning of period (USD per share)	$ 3.87	$ 3.44	$ 3.20
Granted (USD per share)	0.00	0.00	0.00
Vested (USD per share)	3.88	2.88	2.95
Forfeited (USD per share)	3.90	3.63	3.25
Outstanding at end of period (USD per share)	$ 3.85	$ 3.87	$ 3.44

X

- Definition

Gross number of share options (or share units) granted during the period.

+ References

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- Definition

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

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef



-Publisher FASB



-Name Accounting Standards Codification



-Topic 718



-SubTopic 10



-Section 50



-Paragraph 2



-Subparagraph (d)(1)



-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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Number of non-vested options outstanding.

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- Definition

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- Definition

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