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Summarized Consolidating Financial Data - Consolidating Income Statement (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 26, 2015 | Jun. 27, 2014 | Jun. 26, 2015 | Jun. 27, 2014
Consolidated Income Statement |  |  |  |
Revenue | $ 3,064 | $ 3,244 | $ 6,091 | $ 6,256
Expense | 2,047 | 2,247 | 4,231 | 4,520
Operating Income | 1,017 | 997 | 1,860 | 1,736
Equity in Earnings of Subsidiaries | 0 | 0 | 0 | 0
Interest (Expense) / Benefit | (134) | (135) | (268) | (275)
Other Income / (Expense) - Net | 4 | (12) | 6 | (5)
Earnings Before Income Taxes | 887 | 850 | 1,598 | 1,456
Income Tax Benefit / (Expense) | (334) | (321) | (603) | (529)
Net Earnings | 553 | 529 | 995 | 927
Total Comprehensive Earnings | 565 | 544 | 1,005 | 958
CSX Corporation |  |  |  |
Consolidated Income Statement |  |  |  |
Revenue | 0 | 0 | 0 | 0
Expense | (146) | (105) | (294) | (208)
Operating Income | 146 | 105 | 294 | 208
Equity in Earnings of Subsidiaries | 546 | 545 | 986 | 961
Interest (Expense) / Benefit | (132) | (126) | (265) | (256)
Other Income / (Expense) - Net | (2) | (3) | (3) | (5)
Earnings Before Income Taxes | 558 | 521 | 1,012 | 908
Income Tax Benefit / (Expense) | (5) | 8 | (17) | 19
Net Earnings | 553 | 529 | 995 | 927
Total Comprehensive Earnings | 565 | 544 | 1,005 | 958
CSX Transportation |  |  |  |
Consolidated Income Statement |  |  |  |
Revenue | 3,045 | 3,223 | 6,052 | 6,215
Expense | 2,239 | 2,360 | 4,583 | 4,753
Operating Income | 806 | 863 | 1,469 | 1,462
Equity in Earnings of Subsidiaries | 0 | 0 | 0 | 0
Interest (Expense) / Benefit | (9) | (14) | (16) | (28)
Other Income / (Expense) - Net | 7 | (10) | 13 | (4)
Earnings Before Income Taxes | 804 | 839 | 1,466 | 1,430
Income Tax Benefit / (Expense) | (305) | (318) | (551) | (522)
Net Earnings | 499 | 521 | 915 | 908
Total Comprehensive Earnings | 499 | 522 | 912 | 915
Eliminations and Other |  |  |  |
Consolidated Income Statement |  |  |  |
Revenue | 19 | 21 | 39 | 41
Expense | (46) | (8) | (58) | (25)
Operating Income | 65 | 29 | 97 | 66
Equity in Earnings of Subsidiaries | (546) | (545) | (986) | (961)
Interest (Expense) / Benefit | 7 | 5 | 13 | 9
Other Income / (Expense) - Net | (1) | 1 | (4) | 4
Earnings Before Income Taxes | (475) | (510) | (880) | (882)
Income Tax Benefit / (Expense) | (24) | (11) | (35) | (26)
Net Earnings | (499) | (521) | (915) | (908)
Total Comprehensive Earnings | $ (499) | $ (522) | $ (912) | $ (915)

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- Definition Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income, attributable to parent entity. Excludes changes in equity resulting from investments by owners and distributions to owners. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Other Comprehensive Income -URI http://asc.fasb.org/extlink&oid=51831270 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Comprehensive Income -URI http://asc.fasb.org/extlink&oid=51831223 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=36458714&loc=d3e557-108580 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Net Income -URI http://asc.fasb.org/extlink&oid=51831255 + Details
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