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Other Income and Expense | 3 Months Ended
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Mar. 31, 2018
Other Income and Expenses [Abstract] |
Other Income and Other Expense Disclosure [Text Block] | OTHER INCOME AND EXPENSE Other income generally includes gains on asset sales and liability extinguishments, favorable judgments on contingencies, gains on contract terminations, allowance for funds used during construction and other income from miscellaneous transactions. Other expense generally includes losses on asset sales and dispositions, losses on legal contingencies, defined benefit plan non-service costs, and losses from other miscellaneous transactions. The components are summarized as follows (in millions):
|  | Three Months Ended March 31,
|  | 2018 |  | 2017
Other Income | Legal settlements (1) | $ | — |  |  | $ | 60 |
| Allowance for funds used during construction (US Utilities) | 5 |  |  | 7 |
| Other | 8 |  |  | 6 |
| Total other income | $ | 13 |  |  | $ | 73 |
Other Expense | Loss on sale and disposal of assets | $ | 2 |  |  | $ | 21 |
| Defined benefit plan non-service costs (2) | 5 |  |  | 3 |
| Other | 2 |  |  | — |
| Total other expense | $ | 9 |  |  | $ | 24 |
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(1) | In December 2016, the Company and YPF entered into a settlement agreement in which all parties agreed to give up any and all legal action related to gas supply contracts that were terminated in 2008 and have been in dispute since 2009. In January 2017, the YPF board approved the agreement and paid the Company $60 million, thereby resolving all uncertainties around the dispute.
(2) | As of January 1, 2018, the Company retrospectively adopted ASU 2017-07, Compensation —Retirement Benefits. As such, $3 million of non-service costs associated with defined benefit plans for the three months ended March 31, 2017 were reclassified from Cost of Sales to Other Expense.

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- Definition The entire disclosure for other income or other expense items (both operating and nonoperating). Sources of nonoperating income or nonoperating expense that may be disclosed, include amounts earned from dividends, interest on securities, profits (losses) on securities, net and miscellaneous other income or income deductions. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 720 -URI http://asc.fasb.org/topic&trid=2122503 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 610 -URI http://asc.fasb.org/topic&trid=49130413 + Details
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