Business Combination (Details) (USD $) In Thousands, unless otherwise specified			9 Months Ended
	Jun. 30, 2014	Sep. 30, 2013	Jun. 30, 2014 Infrastructure Solutions [Member]	Jun. 30, 2014 Deferred Tax Liability [Member] Infrastructure Solutions [Member]	Jun. 30, 2014 Work In Process Inventory [Member] Infrastructure Solutions [Member]	Jun. 30, 2014 Business Acquisition Acro [Member]	Jun. 30, 2014 Business Acquistion Miscor [Member]
Business Acquisition [Line Items]
Name of Acquired Business						Acro Group	MISCOR Group, Ltd.
Discription of Acquired Business							provider of maintenance and repair services including engine parts and components to the industrial and rail service
Date of Acquisition Agreement						Feb. 08, 2013
Date of Acquisition							Sep. 13, 2013
Percent Of Acquiree Under Common Control							49.00%
Change In Accounting Estimate [Line Items]
Change In Accounting Estimate Description				is the result of the completion of our analysis of the tax basis of the acquired property, plant and equipment, which resulted in the recording of an additional deferred tax liability	we completed our valuation of the acquired inventory, resulting in a $312 reduction in the estimated value previously attributed to work in process inventory
Goodwill Purchase Accounting Adjustments			$ 872	$ 560	$ 312
Goodwill	$ 14,796	$ 13,924	$ 6,164