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Energy Services Accounts Receivable Securitization Facility - Trade Receivables Transferred and Sold (Details) - USD ($) $ in Millions | 3 Months Ended |
--- | --- | ---
Dec. 31, 2016 | Dec. 31, 2015 | Sep. 30, 2016
Energy Services |  |  |  |
Accounts, Notes, Loans and Financing Receivable |  |  |  |
Trade receivables transferred to ESFC during the period |  | $ 246.4 | $ 199.3 |
Energy Services Funding Corporation |  |  |  |
Accounts, Notes, Loans and Financing Receivable |  |  |  |
ESFC trade receivables sold to the bank during the period |  | 66.0 | 61.5 |
ESFC trade receivables - end of period | [1] | 81.4 | 55.4 | $ 35.7
Outstanding balance of trade receivables sold |  | $ 35.0 | $ 26.0 | $ 25.5
[1] | At December 31, 2016, September 30, 2016 and December 31, 2015, the amounts of ESFC trade receivables sold to the bank were $35.0, $25.5 and $26.0, respectively, and are reflected as “short-term borrowings” on the Condensed Consolidated Balance Sheets.

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- Definition Aggregate Trade Receivables Sold to Consolidated Special Purpose Subsidiary + References No definition available. + Details
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- Definition Outstanding balance of ESFC trade receivables. + References No definition available. + Details
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- Definition Trade receivables sold to commercial paper conduit. + References No definition available. + Details
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Definition Proceeds from securitizations of receivables treated as collateralized borrowings, which are classified as financing transactions. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3255-108585 + Details
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- Details
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