Retirement Plans (Details 1) (Supplemental Employee Retirement Plans [Member], USD $) In Thousands, unless otherwise specified	12 Months Ended
Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2012
Supplemental Employee Retirement Plans [Member]
Defined Benefit Plan Disclosure [Line Items]
Contributions to the Supplemental Executive Retirement Plan	$ 499	$ 1,069	$ 938
Amortized expense due to Supplemental Executive Retirement Plan	$ 484	$ 988	$ 807

The amount of the cost recognized during the period for defined contribution plans.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 715

-SubTopic 70

-Section 50

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=6414718&loc=d3e28014-114942

Name:	us-gaap_DefinedContributionPlanCostRecognized
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration