Goodwill (Other Intangible Assets) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended	12 Months Ended
Dec. 31, 2014	Sep. 30, 2014
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	$ 51,533	$ 51,656
Accumulated Amortization	37,769	37,579
Net Carrying Amount	13,764us-gaap_FiniteLivedIntangibleAssetsNet	14,077us-gaap_FiniteLivedIntangibleAssetsNet
Intangibles Impairment Charge	20,820	20,820
Customer Lists [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	43,756	44,138
Accumulated Amortization	33,053	32,934
Net Carrying Amount	10,703	11,204
Intangibles Impairment Charge	18,657	18,657
Trademarks And Tradenames [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	2,176	2,176
Accumulated Amortization	2,051	2,051
Net Carrying Amount	125	125
Intangibles Impairment Charge	1,498	1,498
Licenses And Patents [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	5,024	4,765
Accumulated Amortization	2,108	2,037
Net Carrying Amount	2,916	2,728
Intangibles Impairment Charge	665	665
Other Intangibles [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	577	577
Accumulated Amortization	557	557
Net Carrying Amount	$ 20	$ 20

Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 30

-Section 50

-Paragraph 2

-Subparagraph (a)(1)

-URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275

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- Definition

Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

+ References

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- Definition

Amount after amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

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- Definition

The amount of impairment loss recognized in the period resulting from the write-down of the carrying amount of a finite-lived intangible asset to fair value.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 30

-Section 50

-Paragraph 3

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16373-109275

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