XML 145 R115.htm IDEA: XBRL DOCUMENT v2.4.0.6
Unaudited Quarterly Financial Information (Details) (USD $)
In Thousands, except Per Share data, unless otherwise specified
 3 Months Ended 12 Months Ended
Dec. 31, 2011
Sep. 30, 2011
Jun. 30, 2011
Mar. 31, 2011
Dec. 31, 2010
Sep. 30, 2010
Jun. 30, 2010
Mar. 31, 2010
Dec. 31, 2011
Dec. 31, 2010
Dec. 31, 2009
Unaudited Quarterly Financial Information                      
Operating revenues and Earnings (losses) from unconsolidated affiliates from continuing operations (1) $ 1,731,979 $ 1,642,227 $ 1,352,950 $ 1,389,842 $ 1,310,242 $ 1,068,870 $ 898,169 $ 890,469 $ 6,116,998 $ 4,167,750 $ 3,506,788
Income (loss) from continuing operations, net of tax 89,535 87,190 70,887 94,552 152,097 12,347 44,949 46,477 342,164 255,870 132,721
Income (loss) from discontinued operations, net of tax (193,985) (12,226) 121,167 (12,396) (100,323) (51,501) (1,887) (7,379) (97,440) (161,090) (218,609)
Less: Net (income) loss attributable to noncontrolling interest (1,400) (708) 394 669 (1,293) (453) 559 1,102 (1,045) (85) 342
Net income (loss) attributable to Nabors (105,850) 74,256 192,448 82,825 50,481 (39,607) 43,621 40,200 243,679 94,695 (85,546)
Earnings (loss) per share: (2)                      
Basic from continuing operations $ 0.31 $ 0.30 $ 0.25 $ 0.33 $ 0.53 $ 0.04 $ 0.16 $ 0.17 $ 1.19 $ 0.90 $ 0.47
Basic from discontinued operations $ (0.68) $ (0.04) $ 0.42 $ (0.04) $ (0.35) $ (0.18) $ (0.01) $ (0.03) $ (0.34) $ (0.57) $ (0.77)
Total Basic $ (0.37) $ 0.26 $ 0.67 $ 0.29 $ 0.18 $ (0.14) $ 0.15 $ 0.14 $ (0.85) $ 0.33 $ (0.30)
Diluted from continuing operations $ 0.30 $ 0.30 $ 0.24 $ 0.33 $ 0.52 $ 0.04 $ 0.16 $ 0.16 $ 1.17 $ 0.88 $ 0.46
Diluted from discontinued operations $ (0.66) $ (0.05) $ 0.41 $ (0.05) $ (0.35) $ (0.18) $ (0.01) $ (0.02) $ (0.34) $ (0.55) $ (0.76)
Total Diluted $ (0.36) $ 0.25 $ 0.65 $ 0.28 $ 0.17 $ (0.14) $ 0.15 $ 0.14 $ 0.83 $ 0.33 $ (0.30)
Unaudited Quarterly Financial Information (Textual) [Abstract]                      
Earnings (losses) from unconsolidated affiliates $ (2,700) $ 33,700 $ 9,300 $ 16,300 $ 4,900 $ 11,800 $ 8,900 $ 7,700 $ 56,647 $ 33,267 $ (155,432)