Goodwill And Other Intangible Assets (Other Intangible Assets) (Details) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2013	Sep. 30, 2012
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	$ 50,216	$ 47,098
Accumulated Amortization	12,229	9,696
Customer Lists [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	43,671	40,880
Accumulated Amortization	10,760	8,501
Trademarks And Tradenames [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	2,139	2,123
Accumulated Amortization	0	0
Licenses And Patents [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	3,829	3,518
Accumulated Amortization	912	638
Other Intangibles [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	577	577
Accumulated Amortization	$ 557	$ 557