|
Segment Information (Details) (USD $)
|
3 Months Ended |
6 Months Ended |
12 Months Ended |
|
Dec. 31, 2013
item
|
Sep. 30, 2013
|
Jun. 30, 2013
|
Mar. 31, 2013
|
Dec. 31, 2012
|
Sep. 30, 2012
|
Jun. 30, 2012
|
Mar. 31, 2012
|
Jun. 30, 2012
|
Dec. 31, 2013
item
|
Dec. 31, 2012
|
Dec. 31, 2011
|
| Financial information with respect to reportable segments |
|
|
|
|
|
|
|
|
|
|
|
|
| Number of major business lines |
2 |
|
|
|
|
|
|
|
|
2 |
|
|
| Operating revenues and Earnings (losses) from unconsolidated affiliates: |
|
|
|
|
|
|
|
|
|
|
|
|
| Operating revenues and Earnings (losses) from unconsolidated affiliates: |
$ 1,605,390,000 |
$ 1,548,965,000 |
$ 1,459,326,000 |
$ 1,538,373,000 |
$ 1,571,745,000 |
$ 1,630,380,000 |
$ 1,541,841,000 |
$ 1,810,367,000 |
|
$ 6,152,054,000 |
$ 6,554,333,000 |
$ 6,098,928,000 |
| Adjusted income (loss) derived from operating activities |
|
|
|
|
|
|
|
|
|
|
|
|
| Adjusted income (loss) derived from operating activities |
|
|
|
|
|
|
|
|
|
558,219,000 |
908,550,000 |
866,006,000 |
| U.S. oil and gas joint venture earnings (losses) |
(1,600,000) |
(2,600,000) |
1,400,000 |
2,900,000 |
1,200,000 |
(99,500,000) |
(156,063,000) |
(34,321,000) |
(190,384,000) |
39,000 |
(288,718,000) |
85,448,000 |
| Interest expense |
|
|
|
|
|
|
|
|
|
(223,418,000) |
(251,904,000) |
(256,632,000) |
| Investment income (loss) |
|
|
|
|
|
|
|
|
|
96,577,000 |
63,137,000 |
19,939,000 |
| Gains (losses) on sales and disposals of long-lived assets and other income (expense), net |
|
|
|
|
|
|
|
|
|
(37,977,000) |
136,636,000 |
(4,474,000) |
| Impairments and other charges |
|
|
|
|
|
|
|
|
|
(287,241,000) |
(290,260,000) |
(198,072,000) |
| Income (loss) from continuing operations before income taxes |
|
|
|
|
|
|
(156,144,000) |
235,067,000 |
78,923,000 |
106,160,000 |
276,960,000 |
515,253,000 |
| Income tax expense (benefit) |
|
|
|
|
|
|
(35,268,000) |
75,771,000 |
40,503,000 |
(55,181,000) |
40,986,000 |
165,083,000 |
| Subsidiary preferred stock dividend |
|
|
|
|
|
|
|
|
|
(3,000,000) |
(3,000,000) |
(3,000,000) |
| Income (loss) from continuing operations, net of tax |
128,516,000 |
(90,510,000) |
28,128,000 |
92,207,000 |
131,656,000 |
64,489,000 |
(121,626,000) |
158,546,000 |
36,920,000 |
158,341,000 |
232,974,000 |
347,170,000 |
| Income (loss) from discontinued operations, net of tax |
23,113,000 |
(14,430,000) |
(26,873,000) |
7,011,000 |
(103,414,000) |
12,155,000 |
26,710,000 |
(2,977,000) |
|
(11,179,000) |
(67,526,000) |
(97,601,000) |
| Net income (loss) |
|
|
|
|
|
|
(94,916,000) |
155,569,000 |
60,653,000 |
147,162,000 |
165,448,000 |
249,569,000 |
| Less: Net (income) loss attributable to noncontrolling interest |
(1,026,000) |
(441,000) |
(5,616,000) |
(97,000) |
(1,074,000) |
(988,000) |
1,174,000 |
267,000 |
|
(7,180,000) |
(621,000) |
(1,045,000) |
| Net income (loss) attributable to Nabors |
150,603,000 |
(105,381,000) |
(4,361,000) |
99,121,000 |
27,077,000 |
75,656,000 |
(93,742,000) |
155,836,000 |
62,094,000 |
139,982,000 |
164,827,000 |
248,524,000 |
| Depreciation and amortization: |
|
|
|
|
|
|
|
|
|
|
|
|
| Depreciation and amortization |
|
|
|
|
|
|
|
|
|
1,086,677,000 |
1,039,923,000 |
918,122,000 |
| Capital expenditures and acquisitions of businesses |
|
|
|
|
|
|
|
|
|
|
|
|
| Capital expenditures and acquisitions |
|
|
|
|
|
|
|
|
|
1,365,994,000 |
1,433,586,000 |
2,247,735,000 |
| ASSETS |
|
|
|
|
|
|
|
|
|
|
|
|
| Total assets |
12,159,811,000 |
|
|
|
12,656,022,000 |
|
|
13,166,740,000 |
|
12,159,811,000 |
12,656,022,000 |
|
| Equity in earnings (losses) from unconsolidated affiliates, net |
|
|
|
|
|
|
|
(34,320,000) |
(190,383,000) |
(800,000) |
(299,717,000) |
161,189,000 |
| Assets held-for-sale |
243,264,000 |
|
|
|
383,857,000 |
|
|
|
|
243,264,000 |
383,857,000 |
|
|
Oil and gas
|
|
|
|
|
|
|
|
|
|
|
|
|
| Adjusted income (loss) derived from operating activities |
|
|
|
|
|
|
|
|
|
|
|
|
| U.S. oil and gas joint venture earnings (losses) |
|
|
|
|
|
|
|
|
|
|
(289,199,000) |
88,486,000 |
| Income (loss) from discontinued operations, net of tax |
|
|
|
|
|
|
|
|
|
(27,396,000) |
(66,033,000) |
(91,394,000) |
| ASSETS |
|
|
|
|
|
|
|
|
|
|
|
|
| Assets held-for-sale |
239,936,000 |
|
|
|
377,625,000 |
|
|
|
|
239,936,000 |
377,625,000 |
|
|
Operating segment | Drilling and Rig Services
|
|
|
|
|
|
|
|
|
|
|
|
|
| Operating revenues and Earnings (losses) from unconsolidated affiliates: |
|
|
|
|
|
|
|
|
|
|
|
|
| Operating revenues and Earnings (losses) from unconsolidated affiliates: |
|
|
|
|
|
|
|
|
|
4,256,730,000 |
4,659,589,000 |
4,156,326,000 |
| Adjusted income (loss) derived from operating activities |
|
|
|
|
|
|
|
|
|
|
|
|
| Adjusted income (loss) derived from operating activities |
|
|
|
|
|
|
|
|
|
550,604,000 |
759,846,000 |
711,844,000 |
| Depreciation and amortization: |
|
|
|
|
|
|
|
|
|
|
|
|
| Depreciation and amortization |
|
|
|
|
|
|
|
|
|
876,694,000 |
825,936,000 |
719,493,000 |
| Capital expenditures and acquisitions of businesses |
|
|
|
|
|
|
|
|
|
|
|
|
| Capital expenditures and acquisitions |
|
|
|
|
|
|
|
|
|
1,023,989,000 |
1,142,456,000 |
1,568,373,000 |
| ASSETS |
|
|
|
|
|
|
|
|
|
|
|
|
| Total assets |
8,915,262,000 |
|
|
|
9,127,825,000 |
|
|
|
|
8,915,262,000 |
9,127,825,000 |
|
| Equity in earnings (losses) from unconsolidated affiliates, net |
|
|
|
|
|
|
|
|
|
(400,000) |
|
(3,100,000) |
| Investments in unconsolidated affiliates accounted for using equity method |
57,000,000 |
|
|
|
59,900,000 |
|
|
|
|
57,000,000 |
59,900,000 |
|
|
Operating segment | Drilling and Rig Services | Reportable subsegments | U.S.
|
|
|
|
|
|
|
|
|
|
|
|
|
| Operating revenues and Earnings (losses) from unconsolidated affiliates: |
|
|
|
|
|
|
|
|
|
|
|
|
| Operating revenues and Earnings (losses) from unconsolidated affiliates: |
|
|
|
|
|
|
|
|
|
1,914,786,000 |
2,276,808,000 |
1,999,241,000 |
| Adjusted income (loss) derived from operating activities |
|
|
|
|
|
|
|
|
|
|
|
|
| Adjusted income (loss) derived from operating activities |
|
|
|
|
|
|
|
|
|
315,496,000 |
509,894,000 |
442,831,000 |
| Depreciation and amortization: |
|
|
|
|
|
|
|
|
|
|
|
|
| Depreciation and amortization |
|
|
|
|
|
|
|
|
|
440,210,000 |
406,740,000 |
360,604,000 |
| Capital expenditures and acquisitions of businesses |
|
|
|
|
|
|
|
|
|
|
|
|
| Capital expenditures and acquisitions |
|
|
|
|
|
|
|
|
|
644,792,000 |
758,555,000 |
719,741,000 |
| ASSETS |
|
|
|
|
|
|
|
|
|
|
|
|
| Total assets |
4,248,630,000 |
|
|
|
4,157,470,000 |
|
|
|
|
4,248,630,000 |
4,157,470,000 |
|
|
Operating segment | Drilling and Rig Services | Reportable subsegments | Canada
|
|
|
|
|
|
|
|
|
|
|
|
|
| Operating revenues and Earnings (losses) from unconsolidated affiliates: |
|
|
|
|
|
|
|
|
|
|
|
|
| Operating revenues and Earnings (losses) from unconsolidated affiliates: |
|
|
|
|
|
|
|
|
|
361,676,000 |
429,411,000 |
426,455,000 |
| Adjusted income (loss) derived from operating activities |
|
|
|
|
|
|
|
|
|
|
|
|
| Adjusted income (loss) derived from operating activities |
|
|
|
|
|
|
|
|
|
61,193,000 |
91,360,000 |
89,344,000 |
| Depreciation and amortization: |
|
|
|
|
|
|
|
|
|
|
|
|
| Depreciation and amortization |
|
|
|
|
|
|
|
|
|
57,796,000 |
59,191,000 |
57,382,000 |
| Capital expenditures and acquisitions of businesses |
|
|
|
|
|
|
|
|
|
|
|
|
| Capital expenditures and acquisitions |
|
|
|
|
|
|
|
|
|
59,386,000 |
78,729,000 |
58,134,000 |
| ASSETS |
|
|
|
|
|
|
|
|
|
|
|
|
| Total assets |
608,018,000 |
|
|
|
699,698,000 |
|
|
|
|
608,018,000 |
699,698,000 |
|
|
Operating segment | Drilling and Rig Services | Reportable subsegments | International
|
|
|
|
|
|
|
|
|
|
|
|
|
| Operating revenues and Earnings (losses) from unconsolidated affiliates: |
|
|
|
|
|
|
|
|
|
|
|
|
| Operating revenues and Earnings (losses) from unconsolidated affiliates: |
|
|
|
|
|
|
|
|
|
1,464,264,000 |
1,265,060,000 |
1,104,461,000 |
| Adjusted income (loss) derived from operating activities |
|
|
|
|
|
|
|
|
|
|
|
|
| Adjusted income (loss) derived from operating activities |
|
|
|
|
|
|
|
|
|
177,833,000 |
91,226,000 |
123,813,000 |
| Depreciation and amortization: |
|
|
|
|
|
|
|
|
|
|
|
|
| Depreciation and amortization |
|
|
|
|
|
|
|
|
|
346,659,000 |
330,388,000 |
273,315,000 |
| Capital expenditures and acquisitions of businesses |
|
|
|
|
|
|
|
|
|
|
|
|
| Capital expenditures and acquisitions |
|
|
|
|
|
|
|
|
|
248,980,000 |
265,249,000 |
653,759,000 |
| ASSETS |
|
|
|
|
|
|
|
|
|
|
|
|
| Total assets |
3,584,339,000 |
|
|
|
3,626,307,000 |
|
|
|
|
3,584,339,000 |
3,626,307,000 |
|
|
Operating segment | Drilling and Rig Services | Reportable subsegments | Rig Services
|
|
|
|
|
|
|
|
|
|
|
|
|
| Operating revenues and Earnings (losses) from unconsolidated affiliates: |
|
|
|
|
|
|
|
|
|
|
|
|
| Operating revenues and Earnings (losses) from unconsolidated affiliates: |
|
|
|
|
|
|
|
|
|
516,004,000 |
688,310,000 |
626,169,000 |
| Adjusted income (loss) derived from operating activities |
|
|
|
|
|
|
|
|
|
|
|
|
| Adjusted income (loss) derived from operating activities |
|
|
|
|
|
|
|
|
|
(3,918,000) |
67,366,000 |
55,856,000 |
| Depreciation and amortization: |
|
|
|
|
|
|
|
|
|
|
|
|
| Depreciation and amortization |
|
|
|
|
|
|
|
|
|
32,029,000 |
29,617,000 |
28,192,000 |
| Capital expenditures and acquisitions of businesses |
|
|
|
|
|
|
|
|
|
|
|
|
| Capital expenditures and acquisitions |
|
|
|
|
|
|
|
|
|
70,831,000 |
39,923,000 |
136,739,000 |
| ASSETS |
|
|
|
|
|
|
|
|
|
|
|
|
| Total assets |
474,275,000 |
|
|
|
644,350,000 |
|
|
|
|
474,275,000 |
644,350,000 |
|
|
Operating segment | Completion and Production Services
|
|
|
|
|
|
|
|
|
|
|
|
|
| Operating revenues and Earnings (losses) from unconsolidated affiliates: |
|
|
|
|
|
|
|
|
|
|
|
|
| Operating revenues and Earnings (losses) from unconsolidated affiliates: |
|
|
|
|
|
|
|
|
|
2,083,927,000 |
2,463,640,000 |
2,086,828,000 |
| Adjusted income (loss) derived from operating activities |
|
|
|
|
|
|
|
|
|
|
|
|
| Adjusted income (loss) derived from operating activities |
|
|
|
|
|
|
|
|
|
153,852,000 |
297,353,000 |
309,143,000 |
| Depreciation and amortization: |
|
|
|
|
|
|
|
|
|
|
|
|
| Depreciation and amortization |
|
|
|
|
|
|
|
|
|
212,744,000 |
216,602,000 |
198,894,000 |
| Capital expenditures and acquisitions of businesses |
|
|
|
|
|
|
|
|
|
|
|
|
| Capital expenditures and acquisitions |
|
|
|
|
|
|
|
|
|
325,449,000 |
238,300,000 |
487,900,000 |
| ASSETS |
|
|
|
|
|
|
|
|
|
|
|
|
| Total assets |
2,394,865,000 |
|
|
|
2,301,803,000 |
|
|
|
|
2,394,865,000 |
2,301,803,000 |
|
| Equity in earnings (losses) from unconsolidated affiliates, net |
|
|
|
|
|
|
|
|
|
400,000 |
500,000 |
|
| Investments in unconsolidated affiliates accounted for using equity method |
7,400,000 |
|
|
|
1,800,000 |
|
|
|
|
7,400,000 |
1,800,000 |
|
|
Operating segment | Completion and Production Services | Reportable subsegments | Completion Services
|
|
|
|
|
|
|
|
|
|
|
|
|
| Operating revenues and Earnings (losses) from unconsolidated affiliates: |
|
|
|
|
|
|
|
|
|
|
|
|
| Operating revenues and Earnings (losses) from unconsolidated affiliates: |
|
|
|
|
|
|
|
|
|
1,074,713,000 |
1,462,767,000 |
1,237,306,000 |
| Adjusted income (loss) derived from operating activities |
|
|
|
|
|
|
|
|
|
|
|
|
| Adjusted income (loss) derived from operating activities |
|
|
|
|
|
|
|
|
|
51,722,000 |
188,518,000 |
229,125,000 |
| Depreciation and amortization: |
|
|
|
|
|
|
|
|
|
|
|
|
| Depreciation and amortization |
|
|
|
|
|
|
|
|
|
109,242,000 |
112,401,000 |
102,009,000 |
|
Operating segment | Completion and Production Services | Reportable subsegments | Production Services
|
|
|
|
|
|
|
|
|
|
|
|
|
| Operating revenues and Earnings (losses) from unconsolidated affiliates: |
|
|
|
|
|
|
|
|
|
|
|
|
| Operating revenues and Earnings (losses) from unconsolidated affiliates: |
|
|
|
|
|
|
|
|
|
1,009,214,000 |
1,000,873,000 |
849,522,000 |
| Adjusted income (loss) derived from operating activities |
|
|
|
|
|
|
|
|
|
|
|
|
| Adjusted income (loss) derived from operating activities |
|
|
|
|
|
|
|
|
|
102,130,000 |
108,835,000 |
80,018,000 |
| Depreciation and amortization: |
|
|
|
|
|
|
|
|
|
|
|
|
| Depreciation and amortization |
|
|
|
|
|
|
|
|
|
103,502,000 |
104,201,000 |
96,885,000 |
|
Other reconciling items
|
|
|
|
|
|
|
|
|
|
|
|
|
| Operating revenues and Earnings (losses) from unconsolidated affiliates: |
|
|
|
|
|
|
|
|
|
|
|
|
| Operating revenues and Earnings (losses) from unconsolidated affiliates: |
|
|
|
|
|
|
|
|
|
(188,603,000) |
(568,896,000) |
(144,226,000) |
| Adjusted income (loss) derived from operating activities |
|
|
|
|
|
|
|
|
|
|
|
|
| Adjusted income (loss) derived from operating activities |
|
|
|
|
|
|
|
|
|
(146,237,000) |
(148,649,000) |
(154,981,000) |
| Depreciation and amortization: |
|
|
|
|
|
|
|
|
|
|
|
|
| Depreciation and amortization |
|
|
|
|
|
|
|
|
|
(2,761,000) |
(2,615,000) |
(265,000) |
| Capital expenditures and acquisitions of businesses |
|
|
|
|
|
|
|
|
|
|
|
|
| Capital expenditures and acquisitions |
|
|
|
|
|
|
|
|
|
16,556,000 |
52,830,000 |
191,462,000 |
| ASSETS |
|
|
|
|
|
|
|
|
|
|
|
|
| Total assets |
849,684,000 |
|
|
|
1,226,394,000 |
|
|
|
|
849,684,000 |
1,226,394,000 |
|
| Assets held-for-sale |
$ 239,900,000 |
|
|
|
$ 377,600,000 |
|
|
|
|
$ 239,900,000 |
$ 377,600,000 |
|