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Segment Information (Tables) | 12 Months Ended
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Dec. 31, 2023
Segment Information |
Financial information with respect to operating segments | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | ​ | ​ | Year Ended December 31, |
​ | ​ | ​ | ​ | 2023 |  | 2022 |  | 2021 |
​ | ​ |  |  | (In thousands) | ​
Operating revenues: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
U.S. Drilling | ​ | ​ | ​ | $ | 1,207,629 | ​ | $ | 1,100,614 | ​ | $ | 669,656 | ​
Canada Drilling | ​ | ​ | ​ |  | — | ​ |  | — | ​ |  | 39,336 | ​
International Drilling | ​ | ​ | ​ |  | 1,345,249 | ​ |  | 1,199,282 | ​ |  | 1,043,197 | ​
Drilling Solutions | ​ | ​ | ​ |  | 301,757 | ​ |  | 243,349 | ​ |  | 172,473 | ​
Rig Technologies | ​ | ​ | ​ |  | 242,768 | ​ |  | 195,129 | ​ |  | 149,273 | ​
Other reconciling items (1) | ​ | ​ | ​ |  | (91,422) | ​ |  | (84,608) | ​ |  | (56,387) | ​
Total | ​ | ​ | ​ | $ | 3,005,981 | ​ | $ | 2,653,766 | ​ | $ | 2,017,548 | ​
​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | ​ | ​ | Year Ended December 31, |
​ | ​ | ​ | ​ | 2023 |  | 2022 |  | 2021 |
​ | ​ |  |  | (In thousands) |
Adjusted operating income (loss): (2) | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
U.S. Drilling | ​ | ​ | ​ | $ | 262,353 | ​ | $ | 108,506 | ​ | $ | (76,492) | ​
Canada Drilling | ​ | ​ | ​ |  | — | ​ |  | — | ​ |  | 2,893 | ​
International Drilling | ​ | ​ | ​ |  | 40,868 | ​ |  | (879) | ​ |  | (40,117) | ​
Drilling Solutions | ​ | ​ | ​ |  | 110,957 | ​ |  | 77,868 | ​ |  | 32,771 | ​
Rig Technologies | ​ | ​ | ​ |  | 19,529 | ​ |  | 8,906 | ​ |  | 158 | ​
Total segment adjusted operating income (loss) | ​ | ​ | ​ | $ | 433,707 | ​ | $ | 194,401 | ​ | $ | (80,787) | ​
​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | ​ | ​ | Year Ended December 31, |
​ | ​ | ​ | ​ | 2023 |  | 2022 |  | 2021 |
​ | ​ |  |  | (In thousands) |
Reconciliation of segment adjusted operating income (loss) to net income (loss): | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Net income (loss) | ​ | ​ | ​ | $ | 49,904 | ​ | $ | (307,218) | ​ | $ | (543,690) | ​
Income (loss) from discontinued operations, net of tax | ​ | ​ | ​ | ​ | — | ​ | ​ | — | ​ | ​ | (20) | ​
Income (loss) from continuing operations, net of tax | ​ | ​ | ​ | ​ | 49,904 | ​ | ​ | (307,218) | ​ | ​ | (543,710) | ​
Income tax expense (benefit) | ​ | ​ | ​ | ​ | 79,220 | ​ | ​ | 61,536 | ​ | ​ | 55,621 | ​
Income (loss) before income taxes | ​ | ​ | ​ | $ | 129,124 | ​ | $ | (245,682) | ​ | $ | (488,089) | ​
Investment (income) loss | ​ | ​ | ​ | ​ | (43,820) | ​ | ​ | (14,992) | ​ | ​ | (1,557) | ​
Interest expense | ​ | ​ | ​ | ​ | 185,285 | ​ | ​ | 177,895 | ​ | ​ | 171,476 | ​
Impairments and other charges | ​ | ​ | ​ | ​ | — | ​ | ​ | — | ​ | ​ | 66,731 | ​
Other, net | ​ | ​ | ​ | ​ | (726) | ​ | ​ | 127,099 | ​ | ​ | 39,998 | ​
Other reconciling items (3) | ​ | ​ | ​ |  | 163,844 | ​ |  | 150,081 | ​ |  | 130,654 | ​
Total segment adjusted operating income (loss) (2) | ​ | ​ | ​ | $ | 433,707 | ​ | $ | 194,401 | ​ | $ | (80,787) | ​
​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Year Ended December 31, |
​ |  | 2023 |  | 2022 |  | 2021 |
​ | ​ | (In thousands) |
Depreciation and amortization | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
U.S. Drilling | ​ | $ | 271,308 | ​ | $ | 311,759 | ​ | $ | 326,361 | ​
Canada Drilling | ​ |  | — | ​ |  | — | ​ |  | 11,604 | ​
International Drilling | ​ |  | 347,784 | ​ |  | 329,335 | ​ |  | 323,431 | ​
Drilling Solutions | ​ |  | 18,634 | ​ |  | 20,829 | ​ |  | 26,660 | ​
Rig Technologies | ​ |  | 7,864 | ​ |  | 5,794 | ​ |  | 8,191 | ​
Other reconciling items (3) | ​ |  | (296) | ​ |  | (2,645) | ​ |  | (2,866) | ​
Total | ​ | $ | 645,294 | ​ | $ | 665,072 | ​ | $ | 693,381 | ​
​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Year Ended December 31, |
​ |  | 2023 |  | 2022 |  | 2021 |
​ | ​ | (In thousands) |
Capital expenditures: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
U.S. Drilling | ​ | $ | 136,311 | ​ | $ | 118,017 | ​ | $ | 53,875 | ​
Canada Drilling | ​ |  | — | ​ |  | — | ​ |  | 2,938 | ​
International Drilling | ​ |  | 357,609 | ​ |  | 222,099 | ​ |  | 173,078 | ​
Drilling Solutions | ​ |  | 25,721 | ​ |  | 19,946 | ​ |  | 9,919 | ​
Rig Technologies | ​ |  | 21,229 | ​ |  | 15,660 | ​ |  | 2,790 | ​
Other reconciling items (3) | ​ |  | 12,038 | ​ |  | 5,765 | ​ |  | 1,089 | ​
Total | ​ | $ | 552,908 | ​ | $ | 381,487 | ​ | $ | 243,689 | ​
​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | December 31, |
​ |  | 2023 |  | 2022 |
​ | ​ | (In thousands) |
Total assets: | ​ | ​ | ​ | ​ | ​ | ​ | ​
U.S. Drilling | ​ | $ | 1,239,765 | ​ | $ | 1,389,459 | ​
International Drilling | ​ |  | 2,227,308 | ​ |  | 2,273,766 | ​
Drilling Solutions | ​ |  | 78,472 | ​ |  | 63,652 | ​
Rig Technologies | ​ |  | 239,167 | ​ |  | 207,345 | ​
Other reconciling items (3) | ​ |  | 1,493,253 | ​ |  | 795,632 | ​
Total | ​ | $ | 5,277,965 | ​ | $ | 4,729,854 | ​
(1) | Represents the elimination of inter-segment transactions related to our Rig Technologies operating segment.
​
(2) | Adjusted operating income (loss) represents income (loss) from continuing operations before income taxes, interest expense, earnings (losses) from unconsolidated affiliates, investment income (loss), impairments and other charges and other, net. Management evaluates the performance of our operating segments using adjusted operating income (loss), which is a segment performance measure, because it believes that this financial measure reflects our ongoing profitability and performance. In addition, securities analysts and investors use this measure as one of the metrics on which they analyze our performance. A reconciliation to income (loss) is provided in the above table.
​
(3) | Represents the elimination of inter-segment transactions and unallocated corporate expenses, assets and capital expenditures.
Schedule of financial information with respect to Nabors' operations by geographic area | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Year Ended December 31, |
​ |  | 2023 |  | 2022 |  | 2021 |
​ | ​ | (In thousands) |
Operating revenues | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
U.S. | ​ | $ | 1,477,774 | ​ | $ | 1,323,531 | ​ | $ | 804,807 | ​
Outside the U.S. | ​ |  | 1,528,207 | ​ |  | 1,330,235 | ​ |  | 1,212,741 | ​
​ | ​ | $ | 3,005,981 | ​ | $ | 2,653,766 | ​ | $ | 2,017,548 | ​
Property, plant and equipment, net: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
U.S. | ​ | $ | 1,304,686 | ​ | $ | 1,437,333 | ​ | $ | 1,648,622 | ​
Outside the U.S. | ​ |  | 1,594,042 | ​ |  | 1,588,767 | ​ |  | 1,699,876 | ​
​ | ​ | $ | 2,898,728 | ​ | $ | 3,026,100 | ​ | $ | 3,348,498 | ​

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- Definition Tabular disclosure of information concerning material long-lived assets (excluding financial instruments, customer relationships with financial institutions, mortgage and other servicing rights, deferred policy acquisition costs, and deferred taxes assets) located in identified geographic areas and/or the amount of revenue from external customers attributed to that country from which revenue is material. An entity may also provide subtotals of geographic information about groups of countries. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 41 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482810/280-10-50-41 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 220 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.1) -Publisher FASB -URI https://asc.fasb.org//1943274/2147483621/220-10-S99-2 + Details
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- 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://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482573/350-20-50-1 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 25 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482810/280-10-50-25 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 22 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482810/280-10-50-22 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 30 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482810/280-10-50-30 + Details
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