v3.5.0.2

Note 15 - Quarterly Financial Data (Unaudited) Quarterly Financial Data (Unaudited) (Tables) | 12 Months Ended
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Dec. 31, 2015
Quarterly Financial Information Disclosure [Abstract] |
Schedule of Quarterly Financial Data (Unaudited) |
| Quarters |  |
| First |  | Second |  | Third |  | Fourth |  | Total Year
2015 | (In millions, except per unit amounts)
Total revenues | $ | 263 |  |  | $ | 275 |  |  | $ | 282 |  |  | $ | 292 |  |  | $ | 1,112 |
Operating and maintenance expenses | 99 |  |  | 111 |  |  | 113 |  |  | 132 |  |  | 455 |
Operating income | 103 |  |  | 104 |  |  | 105 |  |  | 102 |  |  | 414 |
Net earnings | 69 |  |  | 67 |  |  | 70 |  |  | 64 |  |  | 270 |
Limited partners’ interest in net earnings | 50 |  |  | 50 |  |  | 53 |  |  | 46 |  |  | 199 |
Net earnings per limited partner unit (a): |  |  |  |  |  |  |  |  |
Common - basic | $ | 0.63 |  |  | $ | 0.60 |  |  | $ | 0.62 |  |  | $ | 0.49 |  |  | $ | 2.33 |
Common - diluted | $ | 0.63 |  |  | $ | 0.60 |  |  | $ | 0.62 |  |  | $ | 0.49 |  |  | $ | 2.33 |
2014 |  |  |  |  |  |  |  |  |
Total revenues | $ | 127 |  |  | $ | 133 |  |  | $ | 150 |  |  | $ | 190 |  |  | $ | 600 |
Operating and maintenance expenses | 59 |  |  | 68 |  |  | 78 |  |  | 108 |  |  | 313 |
Operating income | 54 |  |  | 42 |  |  | 55 |  |  | 30 |  |  | 181 |
Net earnings (loss) | 36 |  |  | 25 |  |  | 27 |  |  | (15 | ) |  | 73 |
Limited partners’ interest in net earnings (loss) | 35 |  |  | 26 |  |  | 20 |  |  | (25 | ) |  | 56 |
Net earnings (loss) per limited partner unit (a): |  |  |  |  |  |  |  |  |
Common - basic | $ | 0.64 |  |  | $ | 0.45 |  |  | $ | 0.33 |  |  | $ | (0.34 | ) |  | $ | 0.96 |
Common - diluted | $ | 0.64 |  |  | $ | 0.45 |  |  | $ | 0.33 |  |  | $ | (0.34 | ) |  | $ | 0.96 |
Subordinated - basic and diluted | $ | 0.64 |  |  | $ | 0.45 |  |  | $ | — |  |  | $ | — |  |  | $ | 0.62 |
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(a) | The sum of four quarters may not equal annual results due to rounding or the quarterly number of shares outstanding.

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- References No definition available. + Details
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- Definition Tabular disclosure of the quarterly financial data in the annual financial statements. The disclosure includes financial information for each fiscal quarter for the current and previous year, including revenues, gross profit, income (loss) before extraordinary items and cumulative effect of a change in accounting principle and earnings per share data. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 270 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a)-(j) -URI http://asc.fasb.org/extlink&oid=51825399&loc=d3e1280-108306 + Details
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