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Investments in Unconsolidated Affiliates (Details) (USD $)
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3 Months Ended | 6 Months Ended | 12 Months Ended | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
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Dec. 31, 2013
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Sep. 30, 2013
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Jun. 30, 2013
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Mar. 31, 2013
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Dec. 31, 2012
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Sep. 30, 2012
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Jun. 30, 2012
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Mar. 31, 2012
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Jun. 30, 2012
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Dec. 31, 2013
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Dec. 31, 2012
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Dec. 31, 2011
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| Summarized financial data for investment in unconsolidated affiliates | ||||||||||||
| Nabors' earnings (losses) from unconsolidated affiliates | $ (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 |
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Adjustment
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| Summarized financial data for investment in unconsolidated affiliates | ||||||||||||
| Nabors' earnings (losses) from unconsolidated affiliates | (21,746,000) | 34,348,000 | 12,602,000 | 12,602,000 | 28,801,000 | |||||||
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Joint Venture in Saudi Arabia
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| Investments in unconsolidated affiliates | ||||||||||||
| Ownership percentage | 51.00% | 51.00% | ||||||||||
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Assets held for sale
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| Summarized financial data for investment in unconsolidated affiliates | ||||||||||||
| Current assets | 442,703,000 | 174,977,000 | 442,703,000 | 174,977,000 | ||||||||
| Long-term assets | 138,222,000 | 161,207,000 | 138,222,000 | 161,207,000 | ||||||||
| Current liabilities | 440,585,000 | 194,504,000 | 440,585,000 | 194,504,000 | ||||||||
| Long-term liabilities | 4,169,000 | 3,389,000 | 4,169,000 | 3,389,000 | ||||||||
| Gross revenues | 562,101,000 | 657,362,000 | 760,257,000 | |||||||||
| Gross margin | 46,446,000 | 107,035,000 | 205,502,000 | |||||||||
| Net income (loss) | 1,088,000 | (624,172,000) | 327,760,000 | |||||||||
| Nabors' earnings (losses) from unconsolidated affiliates | 39,000 | (288,718,000) | 85,448,000 | |||||||||
| Earnings (losses) from unconsolidated affiliates included in discontinued operations, net of tax | $ 76,500,000 | |||||||||||