Business (Details) (USD $)	0 Months Ended
Feb. 28, 2010 Non- Core Electrical Distribution Facility	Sep. 30, 2013 Communications [Member] numberoffacilities	Sep. 30, 2013 Residential [Member] numberoffacilities	Sep. 30, 2013 Commercial & Industrial [Member] numberoffacilities	Sep. 30, 2013 MISCOR [Member] numberoffacilities
Business Transactions [Line Items]
Sale price of facility	$ 6,676
Number Of Locations		10	24	18	9

The cash inflow associated with the amount received from the sale of a portion of the company's business, for example a segment, division, branch or other business, during the period.

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

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Investing Activities

-URI http://asc.fasb.org/extlink&oid=6516133

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 12

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3179-108585

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