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Debt (Details 3) (USD $)
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12 Months Ended | 1 Months Ended | 0 Months Ended | 12 Months Ended | 12 Months Ended | 1 Months Ended | 12 Months Ended | 1 Months Ended | 12 Months Ended | 1 Months Ended | |||||||||||||||||||||||||||||
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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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Dec. 31, 2013
Nabors Delaware
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Dec. 31, 2012
Nabors Delaware
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Dec. 31, 2011
Nabors Delaware
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Dec. 31, 2013
2.35% and 5.10% Senior Notes Due September 2016 and September 2023
Nabors Delaware
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Sep. 30, 2013
2.35% and 5.10% Senior Notes Due September 2016 and September 2023
Nabors Delaware
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Dec. 31, 2013
2.35% senior notes due September 2016
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Sep. 30, 2013
2.35% senior notes due September 2016
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Sep. 30, 2013
2.35% senior notes due September 2016
Nabors Delaware
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Dec. 31, 2013
5.10% senior notes due September 2023
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Sep. 30, 2013
5.10% senior notes due September 2023
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Sep. 30, 2013
5.10% senior notes due September 2023
Nabors Delaware
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Sep. 30, 2013
9.25% senior notes due January 2019
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Dec. 31, 2013
9.25% senior notes due January 2019
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Sep. 30, 2013
9.25% senior notes due January 2019
A consolidated affiliate
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Dec. 31, 2013
9.25% senior notes due January 2019
Nabors Delaware
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Dec. 31, 2013
6.15% senior notes due February 2018
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Jul. 22, 2008
6.15% senior notes due February 2018
Nabors Delaware
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Dec. 31, 2013
6.15% senior notes due February 2018
Nabors Delaware
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Feb. 29, 2008
6.15% senior notes due February 2018
Nabors Delaware
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Dec. 31, 2013
5.00% senior notes due September 2020
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Dec. 31, 2013
5.00% senior notes due September 2020
Nabors Delaware
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Sep. 30, 2010
5.00% senior notes due September 2020
Nabors Delaware
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Dec. 31, 2013
4.625% senior notes due September 2021
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Aug. 31, 2011
4.625% senior notes due September 2021
Nabors Delaware
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Dec. 31, 2013
4.625% senior notes due September 2021
Nabors Delaware
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Aug. 31, 2012
5.375% senior notes due August 2012
Nabors Delaware
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Dec. 31, 2013
5.375% senior notes due August 2012
Nabors Delaware
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Dec. 31, 2013
0.94% Senior Exchangeable Notes Due May 2011
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May 31, 2011
0.94% Senior Exchangeable Notes Due May 2011
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Dec. 31, 2013
0.94% Senior Exchangeable Notes Due May 2011
Nabors Delaware
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Dec. 31, 2013
Revolving Credit Facility
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Dec. 31, 2013
Revolving Credit Facility
Minimum
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Dec. 31, 2013
Commercial paper
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Dec. 31, 2013
Commercial paper
Nabors Delaware
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Apr. 30, 2013
Commercial paper
Nabors Delaware
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Apr. 30, 2013
Commercial paper
Nabors Delaware
Maximum
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| Debt | |||||||||||||||||||||||||||||||||||||||
| Interest rate on senior notes due (as a percent) | 2.35% | 2.35% | 5.10% | 5.10% | 9.25% | 9.25% | 6.15% | 6.15% | 5.00% | 5.00% | 4.625% | 4.625% | 5.375% | 0.94% | 0.94% | ||||||||||||||||||||||||
| Aggregate amount of senior notes | $ 700,000,000 | $ 350,000,000 | $ 350,000,000 | $ 339,600,000 | $ 975,000,000 | $ 575,000,000 | $ 700,000,000 | $ 275,000,000 | $ 329,800,000 | ||||||||||||||||||||||||||||||
| Principal amount redeemed | 785,400,000 | 14,000,000 | |||||||||||||||||||||||||||||||||||||
| Issuance of notes | 698,753,000 | 697,578,000 | 697,578,000 | 400,000,000 | 700,000,000 | ||||||||||||||||||||||||||||||||||
| Redemption price of debt instrument (as a percent) | 100.00% | ||||||||||||||||||||||||||||||||||||||
| Redemption price of principal amount of debt instrument including accrued and unpaid interest (as a percent) | 101.00% | 101.00% | 101.00% | 101.00% | |||||||||||||||||||||||||||||||||||
| Payment of debt | 994,181,000 | 276,258,000 | 1,404,281,000 | 994,112,000 | 224,997,000 | 1,404,246,000 | 1,000,000,000 | 282,400,000 | |||||||||||||||||||||||||||||||
| Premium and related fees paid in the redemption | 211,900,000 | ||||||||||||||||||||||||||||||||||||||
| Payment of debt, portion financed through line of credit borrowings | 270,000,000 | ||||||||||||||||||||||||||||||||||||||
| Payment of debt accrued interest | 7,400,000 | ||||||||||||||||||||||||||||||||||||||
| Current portion of long-term debt | 10,185,000 | 364,000 | 1,400,000,000 | ||||||||||||||||||||||||||||||||||||
| Maximum borrowing capacity | 1,500,000,000 | ||||||||||||||||||||||||||||||||||||||
| Debt instrument, maturity term | 397 days | ||||||||||||||||||||||||||||||||||||||
| Remaining period to maturity | 1 year | ||||||||||||||||||||||||||||||||||||||
| Remaining availability under credit facility | 1,300,000,000 | ||||||||||||||||||||||||||||||||||||||
| Maximum borrowing capacity | $ 1,500,000,000 | ||||||||||||||||||||||||||||||||||||||
| Weighted average interest rate on revolving credit facilities (as a percent) | 1.49% | 0.446% | |||||||||||||||||||||||||||||||||||||