v2.4.0.8
CONSOLIDATED STATEMENTS OF OPERATIONS (USD $)
In Millions, except Per Share data, unless otherwise specified
 12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Operating revenues      
Contract drilling revenues $ 9,070 $ 8,773 $ 7,407
Other revenues 414 423 620
Total operating revenues 9,484 9,196 8,027
Costs and expenses      
Operating and maintenance 5,791 6,106 6,179
Depreciation 1,109 1,123 1,109
General and administrative 286 282 288
Total costs and expenses 7,186 7,511 7,576
Loss on impairment (81) (140) (5,201)
Gain (loss) on disposal of assets, net 7 36 (12)
Operating income (loss) 2,224 1,581 (4,762)
Other income (expense), net      
Interest income 52 56 44
Interest expense, net of amounts capitalized (584) (723) (621)
Other, net (28) (48) (99)
Total other income (expense), net (560) (715) (676)
Income (loss) from continuing operations before income tax expense 1,664 866 (5,438)
Income tax expense 258 50 324
Income (loss) from continuing operations 1,406 816 (5,762)
Income (loss) from discontinued operations, net of tax 1 (1,027) 85
Net income (loss) 1,407 (211) (5,677)
Net income attributable to noncontrolling interest   8 77
Net income (loss) attributable to controlling interest $ 1,407 $ (219) $ (5,754)
Earnings (loss) per share-basic      
Earnings (loss) from continuing operations (in dollars per share) $ 3.87 $ 2.27 $ (18.14)
Earnings (loss) from discontinued operations (in dollars per share)   $ (2.89) $ 0.26
Earnings (loss) per share (in dollars per share) $ 3.87 $ (0.62) $ (17.88)
Earnings (loss) per share-diluted      
Earnings (loss) from continuing operations (in dollars per share) $ 3.87 $ 2.27 $ (18.14)
Earnings (loss) from discontinued operations (in dollars per share)   $ (2.89) $ 0.26
Earnings (loss) per share (in dollars per share) $ 3.87 $ (0.62) $ (17.88)
Weighted-average shares outstanding      
Basic (in shares) 360 356 322
Diluted (in shares) 360 356 322