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Receivables and Other Current Assets | 12 Months Ended
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Dec. 31, 2017
Deferred Costs Capitalized Prepaid Expense and Other Assets, Current [Abstract] |
Prepayment and other current assets [Text Block] |
18. RECEIVABLES AND OTHER CURRENT ASSETS
Receivables and other current assets consisted of the following: |  |  |  |
As at | December 31 | December 31
millions of Canadian dollars |  | 2017 |  | 2016
Customer accounts receivable – billed | $ | 805 | $ | 715
Customer accounts receivable – unbilled |  | 278 |  | 270
Allowance for doubtful accounts |  | (12) |  | (13)
Other receivables |  | 70 |  | 42
Capitalized transportation capacity (1) |  | 89 |  | 190
Prepaid expenses |  | 59 |  | 57
Due from related parties |  | 5 |  | 16
Net investment in direct financing lease |  | 8 |  | 8
Income tax receivable |  | 24 |  | 33
Other |  | - |  | 5
| $ | 1,326 | $ | 1,323
(1) Capitalized transportation capacity represents the value of transportation/storage received by EES on asset management agreements at the inception of the contracts. The asset is amortized over the term of each contract.

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- Definition The entire disclosure for other current assets. + References No definition available. + Details
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