XML 60 R45.htm IDEA: XBRL DOCUMENT
v3.3.1.900

Business Segments (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2015
Segment Reporting [Abstract] |
Summary of Information by Business Segment |
Segment Information |  |  |  | Corporate and |  | Discontinued |  |
(Thousands of dollars) |  | Marketing |  | Other Assets |  | Operations |  | Consolidated
Year ended December 31, 2015 |  |  |  |  |  |  |  |
Segment income (loss) |  | $ | 159,796 |  |  | (22,205 | ) |  | 38,749 |  |  | $ | 176,340 |
Revenues from external customers |  | 12,699,125 |  |  | 286 |  |  | — |  |  | 12,699,411 |
Interest income |  | — |  |  | 2,177 |  |  | — |  |  | 2,177 |
Interest expense |  | (20 | ) |  | (33,511 | ) |  | — |  |  | (33,531 | )
Income tax expense (benefit) |  | 95,657 |  |  | (14,959 | ) |  | — |  |  | 80,698 |
Significant noncash charges (credits) |  |  |  |  |  |  |  |  |  |  |  |
Depreciation and amortization |  | 81,349 |  |  | 5,219 |  |  | — |  |  | 86,568 |
Accretion of asset retirement obligations |  | 1,521 |  |  | — |  |  | — |  |  | 1,521 |
Deferred and noncurrent income taxes (benefits) |  | 42,593 |  |  | (2,037 | ) |  | — |  |  | 40,556 |
Additions to property, plant and equipment |  | 202,371 |  |  | 9,477 |  |  | 3,720 |  |  | 215,568 |
Total assets at year-end |  | $ | 1,727,131 |  |  | 159,110 |  |  | — |  |  | $ | 1,886,241 |
Segment Information |  |  | Corporate and |  | Discontinued |  |
(Thousands of dollars) | Marketing |  | Other Assets |  | Operations |  | Consolidated
Year ended December 31, 2014 |  |  |  |  |  |  |  |  |  |  |
Segment income (loss) | $ | 242,434 |  |  | (19,474 | ) |  | 20,903 |  |  | $ | 243,863 |
Revenues from external customers | 16,985,903 |  |  | 111 |  |  | — |  |  | 16,986,014 |
Interest income | — |  |  | 244 |  |  | — |  |  | 244 |
Interest expense | — |  |  | (36,646 | ) |  | — |  |  | (36,646 | )
Income tax expense (benefit) | 127,657 |  |  | (11,271 | ) |  | — |  |  | 116,386 |
Significant noncash charges (credits) |  |  |  |  |  |  |  |  |  |
Depreciation and amortization | 74,906 |  |  | 4,181 |  |  | — |  |  | 79,087 |
Accretion of asset retirement obligations | 1,200 |  |  | — |  |  | — |  |  | 1,200 |
Deferred and noncurrent income taxes (benefits) | 368 |  |  | (4,771 | ) |  | — |  |  | (4,403 | )
Additions to property, plant and equipment | 131,139 |  |  | 4,200 |  |  | 3,549 |  |  | 138,888 |
Total assets at year-end | $ | 1,544,018 |  |  | 348,991 |  |  | 56,328 |  |  | $ | 1,949,337 |
Year ended December 31, 2013 |  |  |  |  |  |  |  |  |  |  |
Segment income (loss) | $ | 164,013 |  |  | (9,878 | ) |  | 80,898 |  |  | $ | 235,033 |
Revenues from external customers | 17,814,081 |  |  | — |  |  | — |  |  | 17,814,081 |
Interest income | — |  |  | 1,099 |  |  | — |  |  | 1,099 |
Interest expense | — |  |  | (14,509 | ) |  | — |  |  | (14,509 | )
Income tax expense (benefit) | 106,223 |  |  | (6,164 | ) |  | — |  |  | 100,059 |
Significant noncash charges (credits) |  |  |  |  |  |  |  |  |  |
Depreciation and amortization | 71,253 |  |  | 2,800 |  |  | — |  |  | 74,053 |
Accretion of asset retirement obligations | 1,096 |  |  | — |  |  | — |  |  | 1,096 |
Deferred and noncurrent income taxes (benefits) | (9,796 | ) |  | (1,772 | ) |  | — |  |  | (11,568 | )
Additions to property, plant and equipment | 162,051 |  |  | 8,169 |  |  | 1,752 |  |  | 171,972 |
Total assets at year-end | $ | 1,527,125 |  |  | 320,281 |  |  | 41,158 |  |  | $ | 1,888,564 |

X
- Definition Tabular disclosure of the profit or loss and total assets for each reportable segment. An entity discloses certain information on each reportable segment if the amounts (a) are included in the measure of segment profit or loss reviewed by the chief operating decision maker or (b) are otherwise regularly provided to the chief operating decision maker, even if not included in that measure of segment profit or loss. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 30 -URI http://asc.fasb.org/extlink&oid=51669610&loc=d3e8906-108599 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 25 -URI http://asc.fasb.org/extlink&oid=51669610&loc=d3e8813-108599 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 21 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=51669610&loc=d3e8721-108599 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 22 -URI http://asc.fasb.org/extlink&oid=51669610&loc=d3e8736-108599 + Details
Name: | us-gaap_ScheduleOfSegmentReportingInformationBySegmentTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_SegmentReportingAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration