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Business (Details)	Sep. 30, 2016 numberoffacilities
Communications [Member]
Business Transactions [Line Items]
Number Of Locations	13
Residential [Member]
Business Transactions [Line Items]
Number Of Locations	32
Commercial & Industrial [Member]
Business Transactions [Line Items]
Number Of Locations	20
Infrastructure Solutions [Member]
Business Transactions [Line Items]
Number Of Locations	10

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Represents number of locations within the United States.

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