2013 Q4 Form 10-K Financial Statement
#000104746914001701 Filed on March 03, 2014
Income Statement
| Concept | 2013 Q4 | 2013 Q3 | 2013 |
|---|---|---|---|
| Revenue | $1.607B | $1.551B | $6.152B |
| YoY Change | 8.63% | -10.35% | -10.1% |
| Cost Of Revenue | $1.033B | $980.9M | $3.982B |
| YoY Change | 11.92% | -11.39% | -8.82% |
| Gross Profit | $574.1M | $569.9M | $2.170B |
| YoY Change | 3.16% | -8.5% | -12.35% |
| Gross Profit Margin | 35.72% | 36.75% | 35.28% |
| Selling, General & Admin | $135.3M | $127.9M | $525.3M |
| YoY Change | 7.3% | -3.03% | -0.51% |
| % of Gross Profit | 23.57% | 22.44% | 24.21% |
| Research & Development | |||
| YoY Change | |||
| % of Gross Profit | |||
| Depreciation & Amortization | $278.8M | $277.3M | $1.087B |
| YoY Change | 0.5% | 2.82% | 4.5% |
| % of Gross Profit | 48.56% | 48.66% | 50.07% |
| Operating Expenses | $411.3M | $400.2M | $1.629B |
| YoY Change | 6.2% | -0.77% | -4.67% |
| Operating Profit | $162.8M | $165.9M | $558.2M |
| YoY Change | -3.78% | -26.54% | -38.56% |
| Interest Expense | -$46.80M | -$57.20M | $223.4M |
| YoY Change | -2.9% | -189.93% | -11.31% |
| % of Operating Profit | -28.75% | -34.48% | 40.02% |
| Other Income/Expense, Net | |||
| YoY Change | |||
| Pretax Income | $102.9M | -$134.4M | $106.2M |
| YoY Change | -24.39% | -323.1% | -61.67% |
| Income Tax | -$26.40M | -$44.68M | -$55.18M |
| % Of Pretax Income | -25.66% | -51.98% | |
| Net Earnings | $150.6M | -$105.4M | $140.0M |
| YoY Change | 456.2% | -239.29% | -15.07% |
| Net Earnings / Revenue | 9.37% | -6.8% | 2.28% |
| Basic Earnings Per Share | $0.50 | -$0.35 | $0.47 |
| Diluted Earnings Per Share | $0.50 | -$0.35 | $0.47 |
| COMMON SHARES | |||
| Basic Shares Outstanding | 295.2M shares | 295.1M shares | 294.2M shares |
| Diluted Shares Outstanding | 295.1M shares | 296.6M shares |
Balance Sheet
| Concept | 2013 Q4 | 2013 Q3 | 2013 |
|---|---|---|---|
| SHORT-TERM ASSETS | |||
| Cash & Short-Term Investments | $507.1M | $415.5M | $507.0M |
| YoY Change | -7.94% | -17.99% | -34.83% |
| Cash & Equivalents | $389.9M | $395.9M | $390.0M |
| Short-Term Investments | $117.2M | $19.55M | $117.0M |
| Other Short-Term Assets | $272.8M | $237.2M | $637.0M |
| YoY Change | 20.4% | 12.01% | -11.65% |
| Inventory | $209.8M | $229.5M | $210.0M |
| Prepaid Expenses | |||
| Receivables | $1.400B | $1.362B | $1.400B |
| Other Receivables | $0.00 | $0.00 | $0.00 |
| Total Short-Term Assets | $2.754B | $2.956B | $2.754B |
| YoY Change | -12.1% | -5.65% | -12.1% |
| LONG-TERM ASSETS | |||
| Property, Plant & Equipment | $8.598B | $8.464B | $8.598B |
| YoY Change | -1.31% | -4.84% | -1.31% |
| Goodwill | $513.0M | $479.6M | |
| YoY Change | 8.6% | 1.5% | |
| Intangibles | |||
| YoY Change | |||
| Long-Term Investments | $67.00M | $72.00M | $67.00M |
| YoY Change | 8.59% | 2.56% | 1.52% |
| Other Assets | $227.7M | $230.0M | $228.0M |
| YoY Change | -16.53% | -34.07% | -16.48% |
| Total Long-Term Assets | $9.406B | $9.246B | $9.406B |
| YoY Change | -1.23% | -5.57% | -1.23% |
| TOTAL ASSETS | |||
| Total Short-Term Assets | $2.754B | $2.956B | $2.754B |
| Total Long-Term Assets | $9.406B | $9.246B | $9.406B |
| Total Assets | $12.16B | $12.20B | $12.16B |
| YoY Change | -3.92% | -5.59% | -3.92% |
| SHORT-TERM LIABILITIES | |||
| YoY Change | |||
| Accounts Payable | $545.5M | $521.1M | $546.0M |
| YoY Change | 9.32% | -7.05% | 9.42% |
| Accrued Expenses | $697.1M | $579.5M | $396.0M |
| YoY Change | 16.3% | 1.02% | 14.78% |
| Deferred Revenue | |||
| YoY Change | |||
| Short-Term Debt | $0.00 | $0.00 | $0.00 |
| YoY Change | |||
| Long-Term Debt Due | $10.19M | $11.00M | $10.00M |
| YoY Change | 2698.08% | 2727.76% | |
| Total Short-Term Liabilities | $1.311B | $1.125B | $1.311B |
| YoY Change | 15.81% | -0.81% | 15.81% |
| LONG-TERM LIABILITIES | |||
| Long-Term Debt | $3.904B | $4.036B | $3.904B |
| YoY Change | -10.85% | -13.74% | -10.85% |
| Other Long-Term Liabilities | $377.7M | $441.4M | $378.0M |
| YoY Change | -27.17% | -1.57% | -27.17% |
| Total Long-Term Liabilities | $4.282B | $441.4M | $4.282B |
| YoY Change | -12.58% | -91.39% | -12.58% |
| TOTAL LIABILITIES | |||
| Total Short-Term Liabilities | $1.311B | $1.125B | $1.311B |
| Total Long-Term Liabilities | $4.282B | $441.4M | $4.282B |
| Total Liabilities | $6.109B | $6.295B | $6.122B |
| YoY Change | -7.85% | -10.06% | -7.83% |
| SHAREHOLDERS EQUITY | |||
| Retained Earnings | $4.305B | $4.074B | |
| YoY Change | 4.47% | -0.46% | |
| Common Stock | $2.393B | $2.385B | |
| YoY Change | 2.37% | 2.23% | |
| Preferred Stock | |||
| YoY Change | |||
| Treasury Stock (at cost) | $944.6M | $944.6M | |
| YoY Change | 0.0% | 0.0% | |
| Treasury Stock Shares | 28.41M shares | 28.41M shares | |
| Shareholders Equity | $5.969B | $5.826B | $6.038B |
| YoY Change | |||
| Total Liabilities & Shareholders Equity | $12.16B | $12.20B | $12.16B |
| YoY Change | -3.92% | -5.59% | -3.92% |
Cashflow Statement
| Concept | 2013 Q4 | 2013 Q3 | 2013 |
|---|---|---|---|
| OPERATING ACTIVITIES | |||
| Net Income | $150.6M | -$105.4M | $140.0M |
| YoY Change | 456.2% | -239.29% | -15.07% |
| Depreciation, Depletion And Amortization | $278.8M | $277.3M | $1.087B |
| YoY Change | 0.5% | 2.82% | 4.5% |
| Cash From Operating Activities | $443.5M | $309.3M | $1.418B |
| YoY Change | -5.38% | -19.05% | -9.25% |
| INVESTING ACTIVITIES | |||
| Capital Expenditures | -$397.5M | -$280.3M | -$1.178B |
| YoY Change | 33.93% | 10.4% | -22.42% |
| Acquisitions | $117.0M | ||
| YoY Change | |||
| Other Investing Activities | $93.00M | $111.4M | $13.00K |
| YoY Change | -48.73% | 596.25% | -100.0% |
| Cash From Investing Activities | -$304.5M | -$168.9M | -$815.5M |
| YoY Change | 163.86% | -29.03% | -30.87% |
| FINANCING ACTIVITIES | |||
| Cash Dividend Paid | $47.17M | ||
| YoY Change | |||
| Common Stock Issuance & Retirement, Net | $5.383M | ||
| YoY Change | -248.5% | ||
| Debt Paid & Issued, Net | $994.2M | ||
| YoY Change | 259.87% | ||
| Cash From Financing Activities | -142.7M | -253.5M | -$729.6M |
| YoY Change | -52.43% | -4060.94% | 187.1% |
| NET CHANGE | |||
| Cash From Operating Activities | 443.5M | 309.3M | $1.418B |
| Cash From Investing Activities | -304.5M | -168.9M | -$815.5M |
| Cash From Financing Activities | -142.7M | -253.5M | -$729.6M |
| Net Change In Cash | -3.700M | -113.1M | -$126.8M |
| YoY Change | -106.94% | -175.15% | -198.36% |
| FREE CASH FLOW | |||
| Cash From Operating Activities | $443.5M | $309.3M | $1.418B |
| Capital Expenditures | -$397.5M | -$280.3M | -$1.178B |
| Free Cash Flow | $841.0M | $589.6M | $2.596B |
| YoY Change | 9.86% | -7.3% | -15.74% |
Facts In Submission
| Frame | Concept Type | Concept / XBRL Key | Value | Unit |
|---|---|---|---|---|
| CY2011 | us-gaap |
Cost Of Goods And Services Sold
CostOfGoodsAndServicesSold
|
3738506000 | USD |
| CY2012 | us-gaap |
Profit Loss
ProfitLoss
|
165448000 | USD |
| CY2012Q3 | us-gaap |
Income Loss From Discontinued Operations Net Of Tax Per Diluted Share
IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare
|
0.04 | |
| CY2012Q4 | us-gaap |
Income Loss From Discontinued Operations Net Of Tax Per Diluted Share
IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare
|
-0.36 | |
| CY2012Q1 | us-gaap |
Earnings Per Share Diluted
EarningsPerShareDiluted
|
0.53 | |
| CY2012Q2 | us-gaap |
Earnings Per Share Diluted
EarningsPerShareDiluted
|
-0.32 | |
| CY2012Q3 | us-gaap |
Earnings Per Share Diluted
EarningsPerShareDiluted
|
0.26 | |
| CY2012Q4 | us-gaap |
Earnings Per Share Diluted
EarningsPerShareDiluted
|
0.09 | |
| CY2012Q1 | us-gaap |
Income Loss From Equity Method Investments
IncomeLossFromEquityMethodInvestments
|
-34321000 | USD |
| CY2012Q2 | us-gaap |
Income Loss From Equity Method Investments
IncomeLossFromEquityMethodInvestments
|
-156063000 | USD |
| CY2012Q3 | us-gaap |
Income Loss From Equity Method Investments
IncomeLossFromEquityMethodInvestments
|
-99500000 | USD |
| CY2012Q4 | us-gaap |
Income Loss From Equity Method Investments
IncomeLossFromEquityMethodInvestments
|
1200000 | USD |
| CY2013Q3 | nbr |
Operating Revenues And Income Loss From Equity Method Of Investment
OperatingRevenuesAndIncomeLossFromEquityMethodOfInvestment
|
1548965000 | USD |
| CY2013Q3 | us-gaap |
Income Loss From Discontinued Operations Net Of Tax
IncomeLossFromDiscontinuedOperationsNetOfTax
|
-14430000 | USD |
| CY2013Q1 | us-gaap |
Income Loss From Discontinued Operations Net Of Tax Per Basic Share
IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare
|
0.03 | |
| CY2013Q1 | us-gaap |
Earnings Per Share Basic
EarningsPerShareBasic
|
0.34 | |
| CY2013Q1 | us-gaap |
Income Loss From Continuing Operations Per Diluted Share
IncomeLossFromContinuingOperationsPerDilutedShare
|
0.31 | |
| CY2013Q1 | us-gaap |
Income Loss From Discontinued Operations Net Of Tax Per Diluted Share
IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare
|
0.02 | |
| CY2013Q1 | us-gaap |
Earnings Per Share Diluted
EarningsPerShareDiluted
|
0.33 | |
| CY2013Q3 | us-gaap |
Net Income Loss Attributable To Noncontrolling Interest
NetIncomeLossAttributableToNoncontrollingInterest
|
441000 | USD |
| CY2013Q3 | us-gaap |
Net Income Loss
NetIncomeLoss
|
-105381000 | USD |
| CY2013Q2 | nbr |
Operating Revenues And Income Loss From Equity Method Of Investment
OperatingRevenuesAndIncomeLossFromEquityMethodOfInvestment
|
1459326000 | USD |
| CY2013Q1 | us-gaap |
Income Loss From Discontinued Operations Net Of Tax
IncomeLossFromDiscontinuedOperationsNetOfTax
|
7011000 | USD |
| CY2013Q1 | us-gaap |
Net Income Loss Attributable To Noncontrolling Interest
NetIncomeLossAttributableToNoncontrollingInterest
|
97000 | USD |
| CY2013Q1 | us-gaap |
Net Income Loss
NetIncomeLoss
|
99121000 | USD |
| CY2013Q1 | us-gaap |
Income Loss From Continuing Operations Per Basic Share
IncomeLossFromContinuingOperationsPerBasicShare
|
0.31 | |
| CY2013Q4 | nbr |
Operating Revenues And Income Loss From Equity Method Of Investment
OperatingRevenuesAndIncomeLossFromEquityMethodOfInvestment
|
1605390000 | USD |
| CY2013Q4 | us-gaap |
Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest
IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest
|
128516000 | USD |
| CY2013Q4 | us-gaap |
Income Loss From Discontinued Operations Net Of Tax
IncomeLossFromDiscontinuedOperationsNetOfTax
|
23113000 | USD |
| CY2013Q4 | us-gaap |
Net Income Loss Attributable To Noncontrolling Interest
NetIncomeLossAttributableToNoncontrollingInterest
|
1026000 | USD |
| CY2013Q4 | us-gaap |
Net Income Loss
NetIncomeLoss
|
150603000 | USD |
| CY2013Q3 | us-gaap |
Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest
IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest
|
-90510000 | USD |
| CY2013Q2 | us-gaap |
Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest
IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest
|
28128000 | USD |
| CY2013Q2 | us-gaap |
Income Loss From Discontinued Operations Net Of Tax
IncomeLossFromDiscontinuedOperationsNetOfTax
|
-26873000 | USD |
| CY2013Q2 | us-gaap |
Net Income Loss Attributable To Noncontrolling Interest
NetIncomeLossAttributableToNoncontrollingInterest
|
5616000 | USD |
| CY2013Q2 | us-gaap |
Net Income Loss
NetIncomeLoss
|
-4361000 | USD |
| CY2013Q1 | nbr |
Operating Revenues And Income Loss From Equity Method Of Investment
OperatingRevenuesAndIncomeLossFromEquityMethodOfInvestment
|
1538373000 | USD |
| CY2013Q1 | us-gaap |
Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest
IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest
|
92207000 | USD |
| CY2013Q4 | us-gaap |
Income Loss From Continuing Operations Per Basic Share
IncomeLossFromContinuingOperationsPerBasicShare
|
0.43 | |
| CY2013Q4 | us-gaap |
Income Loss From Discontinued Operations Net Of Tax Per Basic Share
IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare
|
0.07 | |
| CY2013Q4 | us-gaap |
Earnings Per Share Basic
EarningsPerShareBasic
|
0.50 | |
| CY2013Q4 | us-gaap |
Income Loss From Continuing Operations Per Diluted Share
IncomeLossFromContinuingOperationsPerDilutedShare
|
0.42 | |
| CY2013Q4 | us-gaap |
Income Loss From Discontinued Operations Net Of Tax Per Diluted Share
IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare
|
0.08 | |
| CY2013Q4 | us-gaap |
Earnings Per Share Diluted
EarningsPerShareDiluted
|
0.50 | |
| CY2011 | us-gaap |
Proceeds From Divestiture Of Businesses And Interests In Affiliates
ProceedsFromDivestitureOfBusinessesAndInterestsInAffiliates
|
142984000 | USD |
| CY2013Q2 | us-gaap |
Income Loss From Continuing Operations Per Basic Share
IncomeLossFromContinuingOperationsPerBasicShare
|
0.08 | |
| CY2013Q2 | us-gaap |
Income Loss From Discontinued Operations Net Of Tax Per Basic Share
IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare
|
-0.09 | |
| CY2013Q2 | us-gaap |
Earnings Per Share Basic
EarningsPerShareBasic
|
-0.01 | |
| CY2013Q2 | us-gaap |
Income Loss From Continuing Operations Per Diluted Share
IncomeLossFromContinuingOperationsPerDilutedShare
|
0.08 | |
| CY2013Q2 | us-gaap |
Earnings Per Share Diluted
EarningsPerShareDiluted
|
-0.01 | |
| CY2013Q2 | us-gaap |
Income Loss From Discontinued Operations Net Of Tax Per Diluted Share
IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare
|
-0.09 | |
| CY2013 | nbr |
Number Of Platform Rigs Actively Marketed
NumberOfPlatformRigsActivelyMarketed
|
38 | rig |
| CY2013 | nbr |
Number Of Jack Up Rigs Actively Marketed
NumberOfJackUpRigsActivelyMarketed
|
8 | rig |
| CY2013 | nbr |
Number Of Barge Rigs Actively Marketed
NumberOfBargeRigsActivelyMarketed
|
4 | rig |
| CY2013 | nbr |
Number Of Hydraulic Horsepower Pressure Pumping Services In Key Basins
NumberOfHydraulicHorsepowerPressurePumpingServicesInKeyBasins
|
800000 | item |
| CY2013Q4 | nbr |
Number Of Major Business Lines
NumberOfMajorBusinessLines
|
2 | item |
| CY2013 | nbr |
Number Of Actively Marketed Land Drilling Rigs
NumberOfActivelyMarketedLandDrillingRigs
|
485 | rig |
| CY2013 | nbr |
Minimum Number Of Countries In Which Oil Gas And Geothermal Land Drilling Operations Conducted
MinimumNumberOfCountriesInWhichOilGasAndGeothermalLandDrillingOperationsConducted
|
20 | item |
| CY2012Q4 | us-gaap |
Inventory Finished Goods Net Of Reserves
InventoryFinishedGoodsNetOfReserves
|
56578000 | USD |
| CY2013Q4 | us-gaap |
Inventory Net
InventoryNet
|
209793000 | USD |
| CY2012Q4 | us-gaap |
Inventory Net
InventoryNet
|
251133000 | USD |
| CY2013 | us-gaap |
Use Of Estimates
UseOfEstimates
|
<div style="font-size:10.0pt;font-family:Times New Roman;"> <p style="FONT-FAMILY: times;"><font size="2"><b><i>Use of Estimates</i></b></font></p> <p style="FONT-FAMILY: times;"><font size="2">        The preparation of financial statements in conformity with GAAP requires management to make certain estimates and assumptions. These estimates and assumptions affect the reported amounts of assets and liabilities, the disclosures of contingent assets and liabilities at the balance sheet date and the amounts of revenues and expenses recognized during the reporting period. Actual results could differ from such estimates. Areas where critical accounting estimates are made by management include:</font></p> <ul> <li style="list-style: none;"> <dl compact="compact"> <dt style="FONT-FAMILY: times; MARGIN-BOTTOM: -11pt;"><font size="2">•</font></dt> <dd style="FONT-FAMILY: times;"><font size="2">depreciation of property, plant and equipment;</font> <font size="2"><br /> <br /></font></dd> <dt style="FONT-FAMILY: times; MARGIN-BOTTOM: -11pt;"><font size="2">•</font></dt> <dd style="FONT-FAMILY: times;"><font size="2">impairment of long-lived assets;</font> <font size="2"><br /> <br /></font></dd> <dt style="FONT-FAMILY: times; MARGIN-BOTTOM: -11pt;"><font size="2">•</font></dt> <dd style="FONT-FAMILY: times;"><font size="2">impairment of goodwill and intangible assets;</font> <font size="2"><br /> <br /></font></dd> <dt style="FONT-FAMILY: times; MARGIN-BOTTOM: -11pt;"><font size="2">•</font></dt> <dd style="FONT-FAMILY: times;"><font size="2">income taxes;</font> <font size="2"><br /> <br /></font></dd> <dt style="FONT-FAMILY: times; MARGIN-BOTTOM: -11pt;"><font size="2">•</font></dt> <dd style="FONT-FAMILY: times;"><font size="2">litigation and self-insurance reserves; and</font> <font size="2"><br /> <br /></font></dd> <dt style="FONT-FAMILY: times; MARGIN-BOTTOM: -11pt;"><font size="2">•</font></dt> <dd style="FONT-FAMILY: times;"><font size="2">fair value of assets acquired and liabilities assumed.</font></dd></dl></li></ul> </div> | |
| CY2012Q4 | us-gaap |
Equity Method Investments Fair Value Disclosure
EquityMethodInvestmentsFairValueDisclosure
|
4300000 | USD |
| CY2013Q4 | us-gaap |
Equity Method Investments Fair Value Disclosure
EquityMethodInvestmentsFairValueDisclosure
|
3200000 | USD |
| CY2013 | nbr |
Percentage Of Growth Rate Used To Calculate Terminal Value Of Each Reporting Unit
PercentageOfGrowthRateUsedToCalculateTerminalValueOfEachReportingUnit
|
0.03 | pure |
| CY2013Q4 | us-gaap |
Inventory Raw Materials Net Of Reserves
InventoryRawMaterialsNetOfReserves
|
128606000 | USD |
| CY2012Q4 | us-gaap |
Inventory Raw Materials Net Of Reserves
InventoryRawMaterialsNetOfReserves
|
148822000 | USD |
| CY2013Q4 | us-gaap |
Inventory Work In Process Net Of Reserves
InventoryWorkInProcessNetOfReserves
|
26762000 | USD |
| CY2012Q4 | us-gaap |
Inventory Work In Process Net Of Reserves
InventoryWorkInProcessNetOfReserves
|
45733000 | USD |
| CY2013Q4 | us-gaap |
Inventory Finished Goods Net Of Reserves
InventoryFinishedGoodsNetOfReserves
|
54425000 | USD |
| CY2013Q4 | us-gaap |
Goodwill
Goodwill
|
512964000 | USD |
| CY2012Q4 | us-gaap |
Goodwill
Goodwill
|
472326000 | USD |
| CY2011Q4 | us-gaap |
Goodwill
Goodwill
|
501258000 | USD |
| CY2012 | us-gaap |
Goodwill Written Off Related To Sale Of Business Unit
GoodwillWrittenOffRelatedToSaleOfBusinessUnit
|
29314000 | USD |
| CY2013 | us-gaap |
Goodwill Written Off Related To Sale Of Business Unit
GoodwillWrittenOffRelatedToSaleOfBusinessUnit
|
9631000 | USD |
| CY2013 | nbr |
Goodwill Acquisitions And Purchase Price Adjustments
GoodwillAcquisitionsAndPurchasePriceAdjustments
|
51318000 | USD |
| CY2013 | us-gaap |
Goodwill Translation Adjustments
GoodwillTranslationAdjustments
|
-1049000 | USD |
| CY2012 | us-gaap |
Impairment Of Long Lived Assets To Be Disposed Of
ImpairmentOfLongLivedAssetsToBeDisposedOf
|
138666000 | USD |
| CY2011 | us-gaap |
Impairment Of Long Lived Assets To Be Disposed Of
ImpairmentOfLongLivedAssetsToBeDisposedOf
|
98072000 | USD |
| CY2013 | us-gaap |
Impairment Of Long Lived Assets To Be Disposed Of
ImpairmentOfLongLivedAssetsToBeDisposedOf
|
14044000 | USD |
| CY2012 | us-gaap |
Impairment Of Intangible Assets Finitelived
ImpairmentOfIntangibleAssetsFinitelived
|
74960000 | USD |
| CY2012 | us-gaap |
Goodwill Impairment Loss
GoodwillImpairmentLoss
|
26279000 | USD |
| CY2013 | us-gaap |
Impairment Of Long Lived Assets Held For Use
ImpairmentOfLongLivedAssetsHeldForUse
|
20000000 | USD |
| CY2012 | us-gaap |
Impairment Of Long Lived Assets Held For Use
ImpairmentOfLongLivedAssetsHeldForUse
|
50355000 | USD |
| CY2013 | nbr |
Provision For Termination Payment
ProvisionForTerminationPayment
|
45000000 | USD |
| CY2011 | nbr |
Provision For Termination Payment
ProvisionForTerminationPayment
|
100000000 | USD |
| CY2013 | nbr |
Asset Impairment And Other Charges
AssetImpairmentAndOtherCharges
|
287241000 | USD |
| CY2012 | nbr |
Asset Impairment And Other Charges
AssetImpairmentAndOtherCharges
|
290260000 | USD |
| CY2011 | nbr |
Asset Impairment And Other Charges
AssetImpairmentAndOtherCharges
|
198072000 | USD |
| CY2011 | nbr |
Number Of Jackup Rigs Decommissioned And Retired
NumberOfJackupRigsDecommissionedAndRetired
|
1 | rig |
| CY2011 | nbr |
Land Rigs Retired Number
LandRigsRetiredNumber
|
116 | rig |
| CY2012 | nbr |
Stock Issued During Period Shares Issued For Charitable Contributions
StockIssuedDuringPeriodSharesIssuedForCharitableContributions
|
1000000 | shares |
| CY2013Q4 | us-gaap |
Cash And Cash Equivalents At Carrying Value
CashAndCashEquivalentsAtCarryingValue
|
389915000 | USD |
| CY2012Q4 | us-gaap |
Cash And Cash Equivalents At Carrying Value
CashAndCashEquivalentsAtCarryingValue
|
524922000 | USD |
| CY2012Q4 | us-gaap |
Trading Securities Equity Current
TradingSecuritiesEquityCurrent
|
52705000 | USD |
| CY2013Q4 | us-gaap |
Available For Sale Securities Equity Securities Current
AvailableForSaleSecuritiesEquitySecuritiesCurrent
|
96942000 | USD |
| CY2012Q4 | us-gaap |
Available For Sale Securities Equity Securities Current
AvailableForSaleSecuritiesEquitySecuritiesCurrent
|
174610000 | USD |
| CY2013Q4 | us-gaap |
Available For Sale Securities Debt Securities Current
AvailableForSaleSecuritiesDebtSecuritiesCurrent
|
20276000 | USD |
| CY2012Q4 | us-gaap |
Available For Sale Securities Debt Securities Current
AvailableForSaleSecuritiesDebtSecuritiesCurrent
|
25967000 | USD |
| CY2013Q4 | us-gaap |
Short Term Investments
ShortTermInvestments
|
117218000 | USD |
| CY2012Q4 | us-gaap |
Short Term Investments
ShortTermInvestments
|
253282000 | USD |
| CY2012Q4 | us-gaap |
Cash And Cash Equivalents Fair Value Disclosure
CashAndCashEquivalentsFairValueDisclosure
|
524922000 | USD |
| CY2013Q4 | us-gaap |
Cash And Cash Equivalents Fair Value Disclosure
CashAndCashEquivalentsFairValueDisclosure
|
389915000 | USD |
| CY2012Q4 | us-gaap |
Trading Securities
TradingSecurities
|
52705000 | USD |
| CY2012 | us-gaap |
Trading Securities Unrealized Holding Gain
TradingSecuritiesUnrealizedHoldingGain
|
46981000 | USD |
| CY2012Q4 | us-gaap |
Available For Sale Securities
AvailableForSaleSecurities
|
200577000 | USD |
| CY2013Q4 | us-gaap |
Available For Sale Securities
AvailableForSaleSecurities
|
117218000 | USD |
| CY2012Q4 | nbr |
Available For Sale Securities Gross Unrealized Gain Accumulated In Investments
AvailableForSaleSecuritiesGrossUnrealizedGainAccumulatedInInvestments
|
139205000 | USD |
| CY2013Q4 | nbr |
Available For Sale Securities Gross Unrealized Gain Accumulated In Investments
AvailableForSaleSecuritiesGrossUnrealizedGainAccumulatedInInvestments
|
72530000 | USD |
| CY2013Q4 | nbr |
Available For Sale Securities Gross Unrealized Loss Accumulated In Investments
AvailableForSaleSecuritiesGrossUnrealizedLossAccumulatedInInvestments
|
56000 | USD |
| CY2012Q4 | nbr |
Available For Sale Securities Gross Unrealized Loss Accumulated In Investments
AvailableForSaleSecuritiesGrossUnrealizedLossAccumulatedInInvestments
|
1225000 | USD |
| CY2012Q4 | us-gaap |
Cash Cash Equivalents And Short Term Investments
CashCashEquivalentsAndShortTermInvestments
|
778204000 | USD |
| CY2013Q4 | us-gaap |
Cash Cash Equivalents And Short Term Investments
CashCashEquivalentsAndShortTermInvestments
|
507133000 | USD |
| CY2013Q4 | nbr |
Cash Cash Equivalents And Short Term Investments Gross Unrealized Gains
CashCashEquivalentsAndShortTermInvestmentsGrossUnrealizedGains
|
72530000 | USD |
| CY2013Q4 | nbr |
Cash Cash Equivalents And Short Term Investments Gross Unrealized Losses
CashCashEquivalentsAndShortTermInvestmentsGrossUnrealizedLosses
|
56000 | USD |
| CY2012Q4 | nbr |
Cash Cash Equivalents And Short Term Investments Gross Unrealized Gains
CashCashEquivalentsAndShortTermInvestmentsGrossUnrealizedGains
|
186186000 | USD |
| CY2012Q4 | nbr |
Cash Cash Equivalents And Short Term Investments Gross Unrealized Losses
CashCashEquivalentsAndShortTermInvestmentsGrossUnrealizedLosses
|
1225000 | USD |
| CY2013Q4 | us-gaap |
Available For Sale Securities Continuous Unrealized Loss Position Less Than Twelve Months Fair Value
AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue
|
395000 | USD |
| CY2013Q4 | us-gaap |
Available For Sale Securities Continuous Unrealized Loss Position Twelve Months Or Longer Fair Value
AvailableForSaleSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue
|
20000 | USD |
| CY2013Q4 | nbr |
Available For Sale Securities Continuous Unrealized Loss Position Less Than12 Months Aggregate Loss Accumulated In Investments
AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAggregateLossAccumulatedInInvestments
|
54000 | USD |
| CY2013Q4 | nbr |
Available For Sale Securities Continuous Unrealized Loss Position12 Months Or Longer Aggregate Loss Accumulated In Investments
AvailableForSaleSecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAggregateLossAccumulatedInInvestments
|
2000 | USD |
| CY2013Q4 | us-gaap |
Available For Sale Securities Debt Maturities Rolling Year Two Through Five Fair Value
AvailableForSaleSecuritiesDebtMaturitiesRollingYearTwoThroughFiveFairValue
|
15600000 | USD |
| CY2013Q4 | nbr |
Available For Sale Securities Debt Maturities Rolling After Year Five Fair Value
AvailableForSaleSecuritiesDebtMaturitiesRollingAfterYearFiveFairValue
|
4676000 | USD |
| CY2013Q4 | us-gaap |
Available For Sale Securities Debt Securities
AvailableForSaleSecuritiesDebtSecurities
|
20276000 | USD |
| CY2012 | us-gaap |
Proceeds From Sale And Maturity Of Available For Sale Securities
ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities
|
24010000 | USD |
| CY2011 | us-gaap |
Proceeds From Sale And Maturity Of Available For Sale Securities
ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities
|
12672000 | USD |
| CY2012 | us-gaap |
Available For Sale Securities Gross Realized Gain Loss Net
AvailableForSaleSecuritiesGrossRealizedGainLossNet
|
13405000 | USD |
| CY2011 | us-gaap |
Available For Sale Securities Gross Realized Gain Loss Net
AvailableForSaleSecuritiesGrossRealizedGainLossNet
|
3036000 | USD |
| CY2013 | us-gaap |
Available For Sale Securities Gross Realized Gain Loss Net
AvailableForSaleSecuritiesGrossRealizedGainLossNet
|
88158000 | USD |
| CY2013 | us-gaap |
Proceeds From Sale And Maturity Of Available For Sale Securities
ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities
|
107586000 | USD |
| CY2013Q4 | nbr |
Fair Value Transfers Between Level1 And Level2
FairValueTransfersBetweenLevel1AndLevel2
|
0 | USD |
| CY2012Q4 | us-gaap |
Temporary Equity Carrying Amount Attributable To Noncontrolling Interest
TemporaryEquityCarryingAmountAttributableToNoncontrollingInterest
|
69188000 | USD |
| CY2013Q4 | us-gaap |
Temporary Equity Carrying Amount Attributable To Noncontrolling Interest
TemporaryEquityCarryingAmountAttributableToNoncontrollingInterest
|
69188000 | USD |
| CY2012Q4 | us-gaap |
Debt Instrument Carrying Amount
DebtInstrumentCarryingAmount
|
4448888000 | USD |
| CY2013Q4 | us-gaap |
Debt Instrument Carrying Amount
DebtInstrumentCarryingAmount
|
3983490000 | USD |
| CY2012Q4 | us-gaap |
Debt Instrument Fair Value
DebtInstrumentFairValue
|
5142918000 | USD |
| CY2013Q4 | us-gaap |
Debt Instrument Fair Value
DebtInstrumentFairValue
|
4251473000 | USD |
| CY2012 | us-gaap |
Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions
UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions
|
1174000 | USD |
| CY2012Q4 | nbr |
Temporary Equity Fair Value
TemporaryEquityFairValue
|
68625000 | USD |
| CY2012Q4 | us-gaap |
Accrued Income Taxes Current
AccruedIncomeTaxesCurrent
|
33628000 | USD |
| CY2013Q4 | nbr |
Temporary Equity Fair Value
TemporaryEquityFairValue
|
69000000 | USD |
| CY2012Q4 | us-gaap |
Property Plant And Equipment Gross
PropertyPlantAndEquipmentGross
|
14436262000 | USD |
| CY2013Q4 | us-gaap |
Property Plant And Equipment Gross
PropertyPlantAndEquipmentGross
|
15244631000 | USD |
| CY2012Q4 | us-gaap |
Accumulated Depreciation Depletion And Amortization Property Plant And Equipment
AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment
|
5724174000 | USD |
| CY2013Q4 | us-gaap |
Accumulated Depreciation Depletion And Amortization Property Plant And Equipment
AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment
|
6646818000 | USD |
| CY2012Q4 | us-gaap |
Property Plant And Equipment Net
PropertyPlantAndEquipmentNet
|
8712088000 | USD |
| CY2013Q4 | us-gaap |
Property Plant And Equipment Net
PropertyPlantAndEquipmentNet
|
8597813000 | USD |
| CY2012 | us-gaap |
Cost Of Property Repairs And Maintenance
CostOfPropertyRepairsAndMaintenance
|
563500000 | USD |
| CY2011 | us-gaap |
Cost Of Property Repairs And Maintenance
CostOfPropertyRepairsAndMaintenance
|
586400000 | USD |
| CY2013 | us-gaap |
Cost Of Property Repairs And Maintenance
CostOfPropertyRepairsAndMaintenance
|
510800000 | USD |
| CY2013 | us-gaap |
Interest Costs Capitalized
InterestCostsCapitalized
|
13000000 | USD |
| CY2012 | us-gaap |
Interest Costs Capitalized
InterestCostsCapitalized
|
19400000 | USD |
| CY2011 | us-gaap |
Interest Costs Capitalized
InterestCostsCapitalized
|
24000000 | USD |
| CY2013Q4 | us-gaap |
Unrecognized Tax Benefits
UnrecognizedTaxBenefits
|
47552000 | USD |
| CY2012Q4 | us-gaap |
Unrecognized Tax Benefits
UnrecognizedTaxBenefits
|
83950000 | USD |
| CY2010Q4 | us-gaap |
Unrecognized Tax Benefits
UnrecognizedTaxBenefits
|
81174000 | USD |
| CY2011Q4 | us-gaap |
Unrecognized Tax Benefits
UnrecognizedTaxBenefits
|
68848000 | USD |
| CY2013 | us-gaap |
Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions
UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions
|
145000 | USD |
| CY2012 | us-gaap |
Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions
UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions
|
922000 | USD |
| CY2011 | us-gaap |
Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions
UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions
|
1850000 | USD |
| CY2013 | us-gaap |
Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions
UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions
|
3360000 | USD |
| CY2012 | us-gaap |
Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions
UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions
|
16372000 | USD |
| CY2011 | us-gaap |
Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions
UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions
|
11748000 | USD |
| CY2013 | us-gaap |
Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions
UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions
|
30320000 | USD |
| CY2011 | us-gaap |
Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions
UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions
|
11082000 | USD |
| CY2013 | us-gaap |
Unrecognized Tax Benefits Decreases Resulting From Settlements With Taxing Authorities
UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities
|
9583000 | USD |
| CY2012 | us-gaap |
Unrecognized Tax Benefits Decreases Resulting From Settlements With Taxing Authorities
UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities
|
1018000 | USD |
| CY2011 | us-gaap |
Unrecognized Tax Benefits Decreases Resulting From Settlements With Taxing Authorities
UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities
|
14842000 | USD |
| CY2012 | us-gaap |
Unrecognized Tax Benefits Income Tax Penalties And Interest Expense
UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestExpense
|
42800000 | USD |
| CY2011 | us-gaap |
Unrecognized Tax Benefits Income Tax Penalties And Interest Expense
UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestExpense
|
28200000 | USD |
| CY2012Q4 | us-gaap |
Unrecognized Tax Benefits Income Tax Penalties And Interest Accrued
UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued
|
2700000 | USD |
| CY2011Q4 | us-gaap |
Unrecognized Tax Benefits Income Tax Penalties And Interest Accrued
UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued
|
4600000 | USD |
| CY2013 | us-gaap |
Unrecognized Tax Benefits Income Tax Penalties And Interest Expense
UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestExpense
|
20600000 | USD |
| CY2013 | us-gaap |
Income Loss From Continuing Operations Before Income Taxes Domestic
IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic
|
-84032000 | USD |
| CY2012 | us-gaap |
Income Loss From Continuing Operations Before Income Taxes Domestic
IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic
|
193125000 | USD |
| CY2011 | us-gaap |
Income Loss From Continuing Operations Before Income Taxes Domestic
IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic
|
205754000 | USD |
| CY2013 | us-gaap |
Income Loss From Continuing Operations Before Income Taxes Foreign
IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign
|
190192000 | USD |
| CY2013 | us-gaap |
Income Tax Expense Benefit
IncomeTaxExpenseBenefit
|
-55181000 | USD |
| CY2012 | us-gaap |
Income Tax Expense Benefit
IncomeTaxExpenseBenefit
|
40986000 | USD |
| CY2011 | us-gaap |
Income Tax Expense Benefit
IncomeTaxExpenseBenefit
|
165083000 | USD |
| CY2013 | us-gaap |
Income Tax Reconciliation Foreign Income Tax Rate Differential
IncomeTaxReconciliationForeignIncomeTaxRateDifferential
|
-33277000 | USD |
| CY2012 | us-gaap |
Income Tax Reconciliation Foreign Income Tax Rate Differential
IncomeTaxReconciliationForeignIncomeTaxRateDifferential
|
-39830000 | USD |
| CY2011 | us-gaap |
Income Tax Reconciliation Foreign Income Tax Rate Differential
IncomeTaxReconciliationForeignIncomeTaxRateDifferential
|
122292000 | USD |
| CY2013 | us-gaap |
Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance
IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance
|
25592000 | USD |
| CY2012 | us-gaap |
Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance
IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance
|
33730000 | USD |
| CY2011 | us-gaap |
Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance
IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance
|
4785000 | USD |
| CY2013 | us-gaap |
Income Tax Reconciliation Tax Contingencies
IncomeTaxReconciliationTaxContingencies
|
-39921000 | USD |
| CY2011 | us-gaap |
Income Tax Reconciliation Change In Enacted Tax Rate
IncomeTaxReconciliationChangeInEnactedTaxRate
|
-258000 | USD |
| CY2012 | us-gaap |
Income Tax Reconciliation Tax Contingencies
IncomeTaxReconciliationTaxContingencies
|
26176000 | USD |
| CY2011 | us-gaap |
Income Tax Reconciliation Tax Contingencies
IncomeTaxReconciliationTaxContingencies
|
12993000 | USD |
| CY2013 | us-gaap |
Income Tax Reconciliation State And Local Income Taxes
IncomeTaxReconciliationStateAndLocalIncomeTaxes
|
-7575000 | USD |
| CY2012 | us-gaap |
Income Tax Reconciliation State And Local Income Taxes
IncomeTaxReconciliationStateAndLocalIncomeTaxes
|
20910000 | USD |
| CY2011 | us-gaap |
Income Tax Reconciliation State And Local Income Taxes
IncomeTaxReconciliationStateAndLocalIncomeTaxes
|
25271000 | USD |
| CY2013 | us-gaap |
Effective Income Tax Rate Continuing Operations
EffectiveIncomeTaxRateContinuingOperations
|
-0.520 | pure |
| CY2012 | us-gaap |
Effective Income Tax Rate Continuing Operations
EffectiveIncomeTaxRateContinuingOperations
|
0.148 | pure |
| CY2011 | us-gaap |
Effective Income Tax Rate Continuing Operations
EffectiveIncomeTaxRateContinuingOperations
|
0.320 | pure |
| CY2013Q4 | us-gaap |
Deferred Tax Assets Operating Loss Carryforwards
DeferredTaxAssetsOperatingLossCarryforwards
|
1658084000 | USD |
| CY2012Q4 | us-gaap |
Deferred Tax Assets Operating Loss Carryforwards
DeferredTaxAssetsOperatingLossCarryforwards
|
1826597000 | USD |
| CY2012 | us-gaap |
Income Loss From Continuing Operations Before Income Taxes Foreign
IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign
|
83835000 | USD |
| CY2011 | us-gaap |
Income Loss From Continuing Operations Before Income Taxes Foreign
IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign
|
309499000 | USD |
| CY2013 | us-gaap |
Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments
IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments
|
106160000 | USD |
| CY2012 | us-gaap |
Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments
IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments
|
276960000 | USD |
| CY2011 | us-gaap |
Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments
IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments
|
515253000 | USD |
| CY2013 | us-gaap |
Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate
EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate
|
0.35 | pure |
| CY2013 | us-gaap |
Current Federal Tax Expense Benefit
CurrentFederalTaxExpenseBenefit
|
-16934000 | USD |
| CY2012 | us-gaap |
Current Federal Tax Expense Benefit
CurrentFederalTaxExpenseBenefit
|
25802000 | USD |
| CY2011 | us-gaap |
Current Federal Tax Expense Benefit
CurrentFederalTaxExpenseBenefit
|
27649000 | USD |
| CY2013 | us-gaap |
Current Foreign Tax Expense Benefit
CurrentForeignTaxExpenseBenefit
|
50866000 | USD |
| CY2012 | us-gaap |
Current Foreign Tax Expense Benefit
CurrentForeignTaxExpenseBenefit
|
82950000 | USD |
| CY2011 | us-gaap |
Current Foreign Tax Expense Benefit
CurrentForeignTaxExpenseBenefit
|
43732000 | USD |
| CY2013 | us-gaap |
Current State And Local Tax Expense Benefit
CurrentStateAndLocalTaxExpenseBenefit
|
5933000 | USD |
| CY2012 | us-gaap |
Current State And Local Tax Expense Benefit
CurrentStateAndLocalTaxExpenseBenefit
|
34242000 | USD |
| CY2011 | us-gaap |
Current State And Local Tax Expense Benefit
CurrentStateAndLocalTaxExpenseBenefit
|
38321000 | USD |
| CY2013 | us-gaap |
Current Income Tax Expense Benefit
CurrentIncomeTaxExpenseBenefit
|
39865000 | USD |
| CY2012 | us-gaap |
Current Income Tax Expense Benefit
CurrentIncomeTaxExpenseBenefit
|
142994000 | USD |
| CY2011 | us-gaap |
Current Income Tax Expense Benefit
CurrentIncomeTaxExpenseBenefit
|
109702000 | USD |
| CY2013 | us-gaap |
Deferred Federal Income Tax Expense Benefit
DeferredFederalIncomeTaxExpenseBenefit
|
-71251000 | USD |
| CY2012 | us-gaap |
Deferred Federal Income Tax Expense Benefit
DeferredFederalIncomeTaxExpenseBenefit
|
-79193000 | USD |
| CY2011 | us-gaap |
Deferred Federal Income Tax Expense Benefit
DeferredFederalIncomeTaxExpenseBenefit
|
51739000 | USD |
| CY2013 | us-gaap |
Deferred Foreign Income Tax Expense Benefit
DeferredForeignIncomeTaxExpenseBenefit
|
-10288000 | USD |
| CY2012 | us-gaap |
Deferred Foreign Income Tax Expense Benefit
DeferredForeignIncomeTaxExpenseBenefit
|
-9484000 | USD |
| CY2011 | us-gaap |
Deferred Foreign Income Tax Expense Benefit
DeferredForeignIncomeTaxExpenseBenefit
|
16692000 | USD |
| CY2013 | us-gaap |
Deferred State And Local Income Tax Expense Benefit
DeferredStateAndLocalIncomeTaxExpenseBenefit
|
-13507000 | USD |
| CY2012 | us-gaap |
Deferred State And Local Income Tax Expense Benefit
DeferredStateAndLocalIncomeTaxExpenseBenefit
|
-13331000 | USD |
| CY2011 | us-gaap |
Deferred State And Local Income Tax Expense Benefit
DeferredStateAndLocalIncomeTaxExpenseBenefit
|
-13050000 | USD |
| CY2013 | us-gaap |
Deferred Income Tax Expense Benefit
DeferredIncomeTaxExpenseBenefit
|
-95046000 | USD |
| CY2012 | us-gaap |
Deferred Income Tax Expense Benefit
DeferredIncomeTaxExpenseBenefit
|
-102008000 | USD |
| CY2011 | us-gaap |
Deferred Income Tax Expense Benefit
DeferredIncomeTaxExpenseBenefit
|
55381000 | USD |
| CY2013Q4 | us-gaap |
Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Share Based Compensation Cost
DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost
|
32219000 | USD |
| CY2012Q4 | us-gaap |
Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Share Based Compensation Cost
DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost
|
29337000 | USD |
| CY2013Q4 | us-gaap |
Deferred Tax Assets Deferred Income
DeferredTaxAssetsDeferredIncome
|
35689000 | USD |
| CY2012Q4 | us-gaap |
Deferred Tax Assets Deferred Income
DeferredTaxAssetsDeferredIncome
|
33523000 | USD |
| CY2013Q4 | us-gaap |
Deferred Tax Assets Tax Credit Carryforwards
DeferredTaxAssetsTaxCreditCarryforwards
|
109294000 | USD |
| CY2012Q4 | us-gaap |
Deferred Tax Assets Tax Credit Carryforwards
DeferredTaxAssetsTaxCreditCarryforwards
|
110563000 | USD |
| CY2013Q4 | us-gaap |
Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Loss Reserves
DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsLossReserves
|
4645000 | USD |
| CY2012Q4 | us-gaap |
Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Loss Reserves
DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsLossReserves
|
10873000 | USD |
| CY2013Q4 | us-gaap |
Deferred Tax Assets Other
DeferredTaxAssetsOther
|
162678000 | USD |
| CY2012Q4 | us-gaap |
Deferred Tax Assets Other
DeferredTaxAssetsOther
|
49556000 | USD |
| CY2013Q4 | us-gaap |
Deferred Tax Assets Gross
DeferredTaxAssetsGross
|
2227568000 | USD |
| CY2012Q4 | us-gaap |
Deferred Tax Assets Gross
DeferredTaxAssetsGross
|
2115592000 | USD |
| CY2013Q4 | us-gaap |
Deferred Tax Assets Valuation Allowance
DeferredTaxAssetsValuationAllowance
|
1547441000 | USD |
| CY2012Q4 | us-gaap |
Deferred Tax Assets Valuation Allowance
DeferredTaxAssetsValuationAllowance
|
1520852000 | USD |
| CY2013Q4 | us-gaap |
Deferred Tax Assets Net
DeferredTaxAssetsNet
|
680127000 | USD |
| CY2012Q4 | us-gaap |
Deferred Tax Assets Net
DeferredTaxAssetsNet
|
594740000 | USD |
| CY2013Q4 | nbr |
Deferred Tax Liabilities Depreciation Amortization And Depletion For Tax In Excess Of Book Expense
DeferredTaxLiabilitiesDepreciationAmortizationAndDepletionForTaxInExcessOfBookExpense
|
967689000 | USD |
| CY2012Q4 | nbr |
Deferred Tax Liabilities Depreciation Amortization And Depletion For Tax In Excess Of Book Expense
DeferredTaxLiabilitiesDepreciationAmortizationAndDepletionForTaxInExcessOfBookExpense
|
945888000 | USD |
| CY2013Q4 | nbr |
Deferred Tax Liabilities Variable Interest Investments
DeferredTaxLiabilitiesVariableInterestInvestments
|
85979000 | USD |
| CY2012Q4 | nbr |
Deferred Tax Liabilities Variable Interest Investments
DeferredTaxLiabilitiesVariableInterestInvestments
|
144020000 | USD |
| CY2013Q4 | us-gaap |
Deferred Tax Liabilities Other
DeferredTaxLiabilitiesOther
|
17890000 | USD |
| CY2013Q4 | us-gaap |
Deferred Income Tax Liabilities
DeferredIncomeTaxLiabilities
|
1071558000 | USD |
| CY2012Q4 | us-gaap |
Deferred Income Tax Liabilities
DeferredIncomeTaxLiabilities
|
1089908000 | USD |
| CY2013Q4 | us-gaap |
Deferred Tax Liabilities
DeferredTaxLiabilities
|
391431000 | USD |
| CY2012Q4 | us-gaap |
Deferred Tax Liabilities
DeferredTaxLiabilities
|
495168000 | USD |
| CY2013Q4 | us-gaap |
Deferred Tax Assets Liabilities Net Current
DeferredTaxAssetsLiabilitiesNetCurrent
|
121316000 | USD |
| CY2012Q4 | us-gaap |
Deferred Tax Assets Liabilities Net Current
DeferredTaxAssetsLiabilitiesNetCurrent
|
110480000 | USD |
| CY2013Q4 | us-gaap |
Deferred Tax Assets Liabilities Net Noncurrent
DeferredTaxAssetsLiabilitiesNetNoncurrent
|
6491000 | USD |
| CY2012Q4 | us-gaap |
Deferred Tax Assets Liabilities Net Noncurrent
DeferredTaxAssetsLiabilitiesNetNoncurrent
|
4408000 | USD |
| CY2013Q4 | us-gaap |
Deferred Tax Liabilities Current
DeferredTaxLiabilitiesCurrent
|
3075000 | USD |
| CY2012Q4 | us-gaap |
Deferred Tax Liabilities Current
DeferredTaxLiabilitiesCurrent
|
10721000 | USD |
| CY2013Q4 | us-gaap |
Deferred Tax Liabilities Noncurrent
DeferredTaxLiabilitiesNoncurrent
|
516161000 | USD |
| CY2012Q4 | us-gaap |
Deferred Tax Liabilities Noncurrent
DeferredTaxLiabilitiesNoncurrent
|
599335000 | USD |
| CY2013Q4 | us-gaap |
Deferred Tax Assets Operating Loss Carryforwards Foreign
DeferredTaxAssetsOperatingLossCarryforwardsForeign
|
1440000000 | USD |
| CY2013Q4 | us-gaap |
Operating Loss Carryforwards Valuation Allowance
OperatingLossCarryforwardsValuationAllowance
|
1430000000 | USD |
| CY2013Q4 | nbr |
Operating Loss Carryforward
OperatingLossCarryforward
|
704916000 | USD |
| CY2013Q4 | us-gaap |
Common Stock Value
CommonStockValue
|
324000 | USD |
| CY2013 | us-gaap |
Undistributed Earnings Allocated To Participating Securities
UndistributedEarningsAllocatedToParticipatingSecurities
|
1277000 | USD |
| CY2013Q4 | nbr |
Operating Loss Non Expiring Carryforwards
OperatingLossNonExpiringCarryforwards
|
4924153000 | USD |
| CY2013Q4 | us-gaap |
Operating Loss Carryforwards
OperatingLossCarryforwards
|
5629069000 | USD |
| CY2013Q4 | us-gaap |
Common Stock Shares Authorized
CommonStockSharesAuthorized
|
800000000 | shares |
| CY2013Q4 | us-gaap |
Common Stock Par Or Stated Value Per Share
CommonStockParOrStatedValuePerShare
|
0.001 | |
| CY2013Q4 | us-gaap |
Preferred Stock Shares Authorized
PreferredStockSharesAuthorized
|
25000000 | shares |
| CY2013Q4 | us-gaap |
Preferred Stock Par Or Stated Value Per Share
PreferredStockParOrStatedValuePerShare
|
0.001 | |
| CY2013Q4 | us-gaap |
Common Stock Shares Issued
CommonStockSharesIssued
|
323710583 | shares |
| CY2013Q4 | us-gaap |
Treasury Stock Shares
TreasuryStockShares
|
28414000 | shares |
| CY2012Q4 | us-gaap |
Common Stock Par Or Stated Value Per Share
CommonStockParOrStatedValuePerShare
|
0.001 | |
| CY2012 | us-gaap |
Stock Issued During Period Shares Stock Options Exercised
StockIssuedDuringPeriodSharesStockOptionsExercised
|
-3625000 | shares |
| CY2011 | us-gaap |
Stock Issued During Period Shares Stock Options Exercised
StockIssuedDuringPeriodSharesStockOptionsExercised
|
11605000 | shares |
| CY2013 | us-gaap |
Stock Issued During Period Shares Stock Options Exercised
StockIssuedDuringPeriodSharesStockOptionsExercised
|
5383000 | shares |
| CY2013 | us-gaap |
Proceeds From Stock Options Exercised
ProceedsFromStockOptionsExercised
|
5400000 | USD |
| CY2012 | us-gaap |
Proceeds From Stock Options Exercised
ProceedsFromStockOptionsExercised
|
17400000 | USD |
| CY2011 | us-gaap |
Proceeds From Stock Options Exercised
ProceedsFromStockOptionsExercised
|
11600000 | USD |
| CY2011 | us-gaap |
Revenue From Related Parties
RevenueFromRelatedParties
|
218400000 | USD |
| CY2012 | us-gaap |
Revenue From Related Parties
RevenueFromRelatedParties
|
164000000 | USD |
| CY2013 | us-gaap |
Revenue From Related Parties
RevenueFromRelatedParties
|
190600000 | USD |
| CY2012 | us-gaap |
Related Party Transaction Expenses From Transactions With Related Party
RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty
|
100000 | USD |
| CY2011 | us-gaap |
Related Party Transaction Expenses From Transactions With Related Party
RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty
|
900000 | USD |
| CY2013 | us-gaap |
Related Party Transaction Expenses From Transactions With Related Party
RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty
|
100000 | USD |
| CY2012Q4 | us-gaap |
Accounts Receivable Related Parties Current
AccountsReceivableRelatedPartiesCurrent
|
68700000 | USD |
| CY2013Q4 | us-gaap |
Accounts Receivable Related Parties Current
AccountsReceivableRelatedPartiesCurrent
|
87100000 | USD |
| CY2012Q4 | us-gaap |
Accounts Payable Related Parties Current
AccountsPayableRelatedPartiesCurrent
|
3200000 | USD |
| CY2013 | us-gaap |
Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
|
294182000 | shares |
| CY2012 | us-gaap |
Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
|
289965000 | shares |
| CY2013Q4 | us-gaap |
Accounts Payable Related Parties Current
AccountsPayableRelatedPartiesCurrent
|
6400000 | USD |
| CY2013Q4 | us-gaap |
Due To Related Parties Noncurrent
DueToRelatedPartiesNoncurrent
|
800000 | USD |
| CY2013 | us-gaap |
Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest
IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest
|
158341000 | USD |
| CY2012 | us-gaap |
Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest
IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest
|
232974000 | USD |
| CY2011 | us-gaap |
Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest
IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest
|
347170000 | USD |
| CY2013 | us-gaap |
Net Income Loss Attributable To Noncontrolling Interest
NetIncomeLossAttributableToNoncontrollingInterest
|
7180000 | USD |
| CY2012 | us-gaap |
Net Income Loss Attributable To Noncontrolling Interest
NetIncomeLossAttributableToNoncontrollingInterest
|
621000 | USD |
| CY2011 | us-gaap |
Net Income Loss Attributable To Noncontrolling Interest
NetIncomeLossAttributableToNoncontrollingInterest
|
1045000 | USD |
| CY2013 | us-gaap |
Income Loss From Continuing Operations
IncomeLossFromContinuingOperations
|
149884000 | USD |
| CY2012 | us-gaap |
Income Loss From Continuing Operations
IncomeLossFromContinuingOperations
|
232353000 | USD |
| CY2011 | us-gaap |
Income Loss From Continuing Operations
IncomeLossFromContinuingOperations
|
346125000 | USD |
| CY2013 | us-gaap |
Income Loss From Discontinued Operations Net Of Tax
IncomeLossFromDiscontinuedOperationsNetOfTax
|
-11179000 | USD |
| CY2013 | us-gaap |
Profit Loss
ProfitLoss
|
147162000 | USD |
| CY2012 | us-gaap |
Income Loss From Discontinued Operations Net Of Tax
IncomeLossFromDiscontinuedOperationsNetOfTax
|
-67526000 | USD |
| CY2011 | us-gaap |
Income Loss From Discontinued Operations Net Of Tax
IncomeLossFromDiscontinuedOperationsNetOfTax
|
-97601000 | USD |
| CY2013 | us-gaap |
Net Income Loss
NetIncomeLoss
|
139982000 | USD |
| CY2012 | us-gaap |
Net Income Loss
NetIncomeLoss
|
164827000 | USD |
| CY2011 | us-gaap |
Net Income Loss
NetIncomeLoss
|
248524000 | USD |
| CY2013 | us-gaap |
Income Loss From Continuing Operations Per Basic Share
IncomeLossFromContinuingOperationsPerBasicShare
|
0.51 | |
| CY2012 | us-gaap |
Income Loss From Continuing Operations Per Basic Share
IncomeLossFromContinuingOperationsPerBasicShare
|
0.80 | |
| CY2011 | us-gaap |
Income Loss From Continuing Operations Per Basic Share
IncomeLossFromContinuingOperationsPerBasicShare
|
1.21 | |
| CY2013 | us-gaap |
Income Loss From Discontinued Operations Net Of Tax Per Basic Share
IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare
|
-0.04 | |
| CY2012 | us-gaap |
Income Loss From Discontinued Operations Net Of Tax Per Basic Share
IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare
|
-0.23 | |
| CY2011 | us-gaap |
Income Loss From Discontinued Operations Net Of Tax Per Basic Share
IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare
|
-0.34 | |
| CY2013 | us-gaap |
Earnings Per Share Basic
EarningsPerShareBasic
|
0.47 | |
| CY2012 | us-gaap |
Earnings Per Share Basic
EarningsPerShareBasic
|
0.57 | |
| CY2011 | us-gaap |
Earnings Per Share Basic
EarningsPerShareBasic
|
0.87 | |
| CY2013 | us-gaap |
Income Loss From Continuing Operations Per Diluted Share
IncomeLossFromContinuingOperationsPerDilutedShare
|
0.51 | |
| CY2012 | us-gaap |
Income Loss From Continuing Operations Per Diluted Share
IncomeLossFromContinuingOperationsPerDilutedShare
|
0.79 | |
| CY2011 | us-gaap |
Income Loss From Continuing Operations Per Diluted Share
IncomeLossFromContinuingOperationsPerDilutedShare
|
1.18 | |
| CY2013 | us-gaap |
Income Loss From Discontinued Operations Net Of Tax Per Diluted Share
IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare
|
-0.04 | |
| CY2012 | us-gaap |
Income Loss From Discontinued Operations Net Of Tax Per Diluted Share
IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare
|
-0.23 | |
| CY2011 | us-gaap |
Income Loss From Discontinued Operations Net Of Tax Per Diluted Share
IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare
|
-0.33 | |
| CY2013 | us-gaap |
Earnings Per Share Diluted
EarningsPerShareDiluted
|
0.47 | |
| CY2012 | us-gaap |
Earnings Per Share Diluted
EarningsPerShareDiluted
|
0.56 | |
| CY2011 | us-gaap |
Earnings Per Share Diluted
EarningsPerShareDiluted
|
0.85 | |
| CY2011 | us-gaap |
Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
|
287118000 | shares |
| CY2013 | us-gaap |
Incremental Common Shares Attributable To Share Based Payment Arrangements
IncrementalCommonSharesAttributableToShareBasedPaymentArrangements
|
2410000 | shares |
| CY2012 | us-gaap |
Incremental Common Shares Attributable To Share Based Payment Arrangements
IncrementalCommonSharesAttributableToShareBasedPaymentArrangements
|
2358000 | shares |
| CY2011 | us-gaap |
Incremental Common Shares Attributable To Share Based Payment Arrangements
IncrementalCommonSharesAttributableToShareBasedPaymentArrangements
|
5366000 | shares |
| CY2013 | us-gaap |
Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
|
296592000 | shares |
| CY2012 | us-gaap |
Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
|
292323000 | shares |
| CY2011 | us-gaap |
Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
|
292484000 | shares |
| CY2012 | nbr |
Depreciation And Amortization Including Discontinued Operations
DepreciationAndAmortizationIncludingDiscontinuedOperations
|
1055757000 | USD |
| CY2012 | us-gaap |
Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount
AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount
|
14200915 | shares |
| CY2011 | us-gaap |
Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount
AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount
|
9241543 | shares |
| CY2013 | us-gaap |
Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount
AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount
|
11642417 | shares |
| CY2013Q4 | us-gaap |
Employee Related Liabilities Current
EmployeeRelatedLiabilitiesCurrent
|
172803000 | USD |
| CY2012Q4 | us-gaap |
Employee Related Liabilities Current
EmployeeRelatedLiabilitiesCurrent
|
158095000 | USD |
| CY2013Q4 | us-gaap |
Deferred Revenue Current
DeferredRevenueCurrent
|
202918000 | USD |
| CY2012Q4 | us-gaap |
Deferred Revenue Current
DeferredRevenueCurrent
|
148165000 | USD |
| CY2013Q4 | us-gaap |
Accrual For Taxes Other Than Income Taxes Current
AccrualForTaxesOtherThanIncomeTaxesCurrent
|
76781000 | USD |
| CY2012Q4 | us-gaap |
Accrual For Taxes Other Than Income Taxes Current
AccrualForTaxesOtherThanIncomeTaxesCurrent
|
58590000 | USD |
| CY2013Q4 | us-gaap |
Workers Compensation Liability Current
WorkersCompensationLiabilityCurrent
|
29459000 | USD |
| CY2012Q4 | us-gaap |
Workers Compensation Liability Current
WorkersCompensationLiabilityCurrent
|
22645000 | USD |
| CY2013Q4 | us-gaap |
Interest Payable Current
InterestPayableCurrent
|
64728000 | USD |
| CY2012Q4 | us-gaap |
Interest Payable Current
InterestPayableCurrent
|
90878000 | USD |
| CY2013Q4 | us-gaap |
Product Warranty Accrual Classified Current
ProductWarrantyAccrualClassifiedCurrent
|
4653000 | USD |
| CY2012Q4 | us-gaap |
Product Warranty Accrual Classified Current
ProductWarrantyAccrualClassifiedCurrent
|
6436000 | USD |
| CY2013Q4 | us-gaap |
Litigation Reserve Current
LitigationReserveCurrent
|
30784000 | USD |
| CY2012Q4 | us-gaap |
Litigation Reserve Current
LitigationReserveCurrent
|
26782000 | USD |
| CY2013Q4 | us-gaap |
Liabilities Of Disposal Group Including Discontinued Operation Current
LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent
|
64404000 | USD |
| CY2012Q4 | us-gaap |
Liabilities Of Disposal Group Including Discontinued Operation Current
LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent
|
68961000 | USD |
| CY2013Q4 | us-gaap |
Accrued Professional Fees Current
AccruedProfessionalFeesCurrent
|
2971000 | USD |
| CY2012Q4 | us-gaap |
Accrued Professional Fees Current
AccruedProfessionalFeesCurrent
|
2989000 | USD |
| CY2013Q4 | us-gaap |
Other Accrued Liabilities Current
OtherAccruedLiabilitiesCurrent
|
22484000 | USD |
| CY2012Q4 | us-gaap |
Other Accrued Liabilities Current
OtherAccruedLiabilitiesCurrent
|
5118000 | USD |
| CY2013Q4 | us-gaap |
Accrued Liabilities Current
AccruedLiabilitiesCurrent
|
697093000 | USD |
| CY2012Q4 | us-gaap |
Accrued Liabilities Current
AccruedLiabilitiesCurrent
|
599380000 | USD |
| CY2013 | us-gaap |
Interest And Dividend Income Securities
InterestAndDividendIncomeSecurities
|
5120000 | USD |
| CY2012 | us-gaap |
Interest And Dividend Income Securities
InterestAndDividendIncomeSecurities
|
7536000 | USD |
| CY2011 | us-gaap |
Interest And Dividend Income Securities
InterestAndDividendIncomeSecurities
|
9929000 | USD |
| CY2013 | us-gaap |
Gain Loss On Investments
GainLossOnInvestments
|
91457000 | USD |
| CY2012 | us-gaap |
Gain Loss On Investments
GainLossOnInvestments
|
55601000 | USD |
| CY2011 | us-gaap |
Gain Loss On Investments
GainLossOnInvestments
|
10010000 | USD |
| CY2013 | us-gaap |
Investment Income Interest And Dividend
InvestmentIncomeInterestAndDividend
|
96577000 | USD |
| CY2012 | us-gaap |
Investment Income Interest And Dividend
InvestmentIncomeInterestAndDividend
|
63137000 | USD |
| CY2011 | us-gaap |
Investment Income Interest And Dividend
InvestmentIncomeInterestAndDividend
|
19939000 | USD |
| CY2013 | nbr |
Realized Gain On Short Term And Long Term Investments
RealizedGainOnShortTermAndLongTermInvestments
|
89000000 | USD |
| CY2013Q4 | us-gaap |
Accrued Income Taxes Current
AccruedIncomeTaxesCurrent
|
58634000 | USD |
| CY2012 | nbr |
Realized Gain On Short Term And Long Term Investments
RealizedGainOnShortTermAndLongTermInvestments
|
14500000 | USD |
| CY2011 | us-gaap |
Trading Securities Unrealized Holding Gain Loss
TradingSecuritiesUnrealizedHoldingGainLoss
|
-8000000 | USD |
| CY2011 | nbr |
Realized Gain On The Sale Of Debt Securities And From Long Term Investments
RealizedGainOnTheSaleOfDebtSecuritiesAndFromLongTermInvestments
|
18000000 | USD |
| CY2013 | us-gaap |
Trading Securities Unrealized Holding Gain Loss
TradingSecuritiesUnrealizedHoldingGainLoss
|
2500000 | USD |
| CY2012 | us-gaap |
Trading Securities Unrealized Holding Gain Loss
TradingSecuritiesUnrealizedHoldingGainLoss
|
41100000 | USD |
| CY2013 | nbr |
Losses Gains On Sales Retirements And Involuntary Conversions Of Long Lived Assets
LossesGainsOnSalesRetirementsAndInvoluntaryConversionsOfLongLivedAssets
|
13624000 | USD |
| CY2012 | nbr |
Losses Gains On Sales Retirements And Involuntary Conversions Of Long Lived Assets
LossesGainsOnSalesRetirementsAndInvoluntaryConversionsOfLongLivedAssets
|
-147522000 | USD |
| CY2011 | nbr |
Losses Gains On Sales Retirements And Involuntary Conversions Of Long Lived Assets
LossesGainsOnSalesRetirementsAndInvoluntaryConversionsOfLongLivedAssets
|
-11196000 | USD |
| CY2013 | us-gaap |
Gain Loss Related To Litigation Settlement
GainLossRelatedToLitigationSettlement
|
-11684000 | USD |
| CY2012 | us-gaap |
Gain Loss Related To Litigation Settlement
GainLossRelatedToLitigationSettlement
|
-5382000 | USD |
| CY2011 | us-gaap |
Gain Loss Related To Litigation Settlement
GainLossRelatedToLitigationSettlement
|
-11301000 | USD |
| CY2013 | us-gaap |
Foreign Currency Transaction Gain Loss Before Tax
ForeignCurrencyTransactionGainLossBeforeTax
|
-6219000 | USD |
| CY2012 | us-gaap |
Foreign Currency Transaction Gain Loss Before Tax
ForeignCurrencyTransactionGainLossBeforeTax
|
-4787000 | USD |
| CY2011 | us-gaap |
Foreign Currency Transaction Gain Loss Before Tax
ForeignCurrencyTransactionGainLossBeforeTax
|
-5499000 | USD |
| CY2012 | us-gaap |
Gain Loss On Derivative Instruments Net Pretax
GainLossOnDerivativeInstrumentsNetPretax
|
1281000 | USD |
| CY2011 | us-gaap |
Gain Loss On Derivative Instruments Net Pretax
GainLossOnDerivativeInstrumentsNetPretax
|
2159000 | USD |
| CY2012 | nbr |
Depletions
Depletions
|
2573000 | USD |
| CY2013 | us-gaap |
Gain Loss On Sale Of Other Assets
GainLossOnSaleOfOtherAssets
|
-6450000 | USD |
| CY2012 | us-gaap |
Gain Loss On Sale Of Other Assets
GainLossOnSaleOfOtherAssets
|
-1998000 | USD |
| CY2011 | us-gaap |
Gain Loss On Sale Of Other Assets
GainLossOnSaleOfOtherAssets
|
-1029000 | USD |
| CY2013 | nbr |
Losses Gains On Sales Retirements And Impairments Of Long Lived Assets And Other Expense Income Net
LossesGainsOnSalesRetirementsAndImpairmentsOfLongLivedAssetsAndOtherExpenseIncomeNet
|
37977000 | USD |
| CY2012 | nbr |
Losses Gains On Sales Retirements And Impairments Of Long Lived Assets And Other Expense Income Net
LossesGainsOnSalesRetirementsAndImpairmentsOfLongLivedAssetsAndOtherExpenseIncomeNet
|
-136636000 | USD |
| CY2011 | nbr |
Losses Gains On Sales Retirements And Impairments Of Long Lived Assets And Other Expense Income Net
LossesGainsOnSalesRetirementsAndImpairmentsOfLongLivedAssetsAndOtherExpenseIncomeNet
|
4474000 | USD |
| CY2013 | us-gaap |
Income Taxes Paid
IncomeTaxesPaid
|
100749000 | USD |
| CY2012 | us-gaap |
Income Taxes Paid
IncomeTaxesPaid
|
85044000 | USD |
| CY2011 | us-gaap |
Income Taxes Paid
IncomeTaxesPaid
|
53759000 | USD |
| CY2013 | us-gaap |
Interest Paid Net
InterestPaidNet
|
239637000 | USD |
| CY2012 | us-gaap |
Interest Paid Net
InterestPaidNet
|
250045000 | USD |
| CY2011 | us-gaap |
Interest Paid Net
InterestPaidNet
|
208212000 | USD |
| CY2013 | us-gaap |
Fair Value Of Assets Acquired
FairValueOfAssetsAcquired
|
140740000 | USD |
| CY2011 | us-gaap |
Fair Value Of Assets Acquired
FairValueOfAssetsAcquired
|
80585000 | USD |
| CY2013 | us-gaap |
Goodwill Acquired During Period
GoodwillAcquiredDuringPeriod
|
51318000 | USD |
| CY2011 | us-gaap |
Goodwill Acquired During Period
GoodwillAcquiredDuringPeriod
|
8000000 | USD |
| CY2013 | us-gaap |
Liabilities Assumed1
LiabilitiesAssumed1
|
8232000 | USD |
| CY2011 | us-gaap |
Liabilities Assumed1
LiabilitiesAssumed1
|
10471000 | USD |
| CY2011 | us-gaap |
Business Combination Bargain Purchase Gain Recognized Amount
BusinessCombinationBargainPurchaseGainRecognizedAmount
|
13114000 | USD |
| CY2013 | us-gaap |
Payments To Acquire Businesses Gross
PaymentsToAcquireBusinessesGross
|
119652000 | USD |
| CY2011 | us-gaap |
Payments To Acquire Businesses Gross
PaymentsToAcquireBusinessesGross
|
65000000 | USD |
| CY2013 | us-gaap |
Cash Acquired From Acquisition
CashAcquiredFromAcquisition
|
2681000 | USD |
| CY2011 | us-gaap |
Cash Acquired From Acquisition
CashAcquiredFromAcquisition
|
9541000 | USD |
| CY2011 | us-gaap |
Proceeds From Sale Of Equity Method Investments
ProceedsFromSaleOfEquityMethodInvestments
|
142984000 | USD |
| CY2011 | us-gaap |
Payments To Acquire Businesses Net Of Cash Acquired
PaymentsToAcquireBusinessesNetOfCashAcquired
|
55459000 | USD |
| CY2012Q1 | us-gaap |
Income Loss From Discontinued Operations Net Of Tax
IncomeLossFromDiscontinuedOperationsNetOfTax
|
-2977000 | USD |
| CY2012Q1 | nbr |
Operating Revenues And Income Loss From Equity Method Of Investment
OperatingRevenuesAndIncomeLossFromEquityMethodOfInvestment
|
1810367000 | USD |
| CY2012Q2 | nbr |
Operating Revenues And Income Loss From Equity Method Of Investment
OperatingRevenuesAndIncomeLossFromEquityMethodOfInvestment
|
1541841000 | USD |
| CY2012Q3 | nbr |
Operating Revenues And Income Loss From Equity Method Of Investment
OperatingRevenuesAndIncomeLossFromEquityMethodOfInvestment
|
1630380000 | USD |
| CY2012Q4 | nbr |
Operating Revenues And Income Loss From Equity Method Of Investment
OperatingRevenuesAndIncomeLossFromEquityMethodOfInvestment
|
1571745000 | USD |
| CY2012Q1 | us-gaap |
Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest
IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest
|
158546000 | USD |
| CY2012Q2 | us-gaap |
Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest
IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest
|
-121626000 | USD |
| CY2012Q3 | us-gaap |
Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest
IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest
|
64489000 | USD |
| CY2012Q4 | us-gaap |
Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest
IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest
|
131656000 | USD |
| CY2012Q2 | us-gaap |
Income Loss From Discontinued Operations Net Of Tax
IncomeLossFromDiscontinuedOperationsNetOfTax
|
26710000 | USD |
| CY2012Q3 | us-gaap |
Income Loss From Discontinued Operations Net Of Tax
IncomeLossFromDiscontinuedOperationsNetOfTax
|
12155000 | USD |
| CY2012Q4 | us-gaap |
Income Loss From Discontinued Operations Net Of Tax
IncomeLossFromDiscontinuedOperationsNetOfTax
|
-103414000 | USD |
| CY2012Q1 | us-gaap |
Net Income Loss Attributable To Noncontrolling Interest
NetIncomeLossAttributableToNoncontrollingInterest
|
-267000 | USD |
| CY2012Q2 | us-gaap |
Net Income Loss Attributable To Noncontrolling Interest
NetIncomeLossAttributableToNoncontrollingInterest
|
-1174000 | USD |
| CY2012Q3 | us-gaap |
Net Income Loss Attributable To Noncontrolling Interest
NetIncomeLossAttributableToNoncontrollingInterest
|
988000 | USD |
| CY2012Q4 | us-gaap |
Net Income Loss Attributable To Noncontrolling Interest
NetIncomeLossAttributableToNoncontrollingInterest
|
1074000 | USD |
| CY2012Q1 | us-gaap |
Net Income Loss
NetIncomeLoss
|
155836000 | USD |
| CY2012Q2 | us-gaap |
Net Income Loss
NetIncomeLoss
|
-93742000 | USD |
| CY2012Q3 | us-gaap |
Net Income Loss
NetIncomeLoss
|
75656000 | USD |
| CY2012Q4 | us-gaap |
Net Income Loss
NetIncomeLoss
|
27077000 | USD |
| CY2012Q1 | us-gaap |
Income Loss From Continuing Operations Per Basic Share
IncomeLossFromContinuingOperationsPerBasicShare
|
0.55 | |
| CY2012Q2 | us-gaap |
Income Loss From Continuing Operations Per Basic Share
IncomeLossFromContinuingOperationsPerBasicShare
|
-0.41 | |
| CY2012Q3 | us-gaap |
Income Loss From Continuing Operations Per Basic Share
IncomeLossFromContinuingOperationsPerBasicShare
|
0.22 | |
| CY2012Q4 | us-gaap |
Income Loss From Continuing Operations Per Basic Share
IncomeLossFromContinuingOperationsPerBasicShare
|
0.45 | |
| CY2012Q1 | us-gaap |
Income Loss From Discontinued Operations Net Of Tax Per Basic Share
IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare
|
-0.01 | |
| CY2012Q2 | us-gaap |
Income Loss From Discontinued Operations Net Of Tax Per Basic Share
IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare
|
0.09 | |
| CY2012Q3 | us-gaap |
Income Loss From Discontinued Operations Net Of Tax Per Basic Share
IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare
|
0.04 | |
| CY2012Q4 | us-gaap |
Income Loss From Discontinued Operations Net Of Tax Per Basic Share
IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare
|
-0.36 | |
| CY2012Q1 | us-gaap |
Earnings Per Share Basic
EarningsPerShareBasic
|
0.54 | |
| CY2012Q2 | us-gaap |
Earnings Per Share Basic
EarningsPerShareBasic
|
-0.32 | |
| CY2012Q3 | us-gaap |
Earnings Per Share Basic
EarningsPerShareBasic
|
0.26 | |
| CY2012Q4 | us-gaap |
Earnings Per Share Basic
EarningsPerShareBasic
|
0.09 | |
| CY2012Q1 | us-gaap |
Income Loss From Continuing Operations Per Diluted Share
IncomeLossFromContinuingOperationsPerDilutedShare
|
0.54 | |
| CY2012Q2 | us-gaap |
Income Loss From Continuing Operations Per Diluted Share
IncomeLossFromContinuingOperationsPerDilutedShare
|
-0.41 | |
| CY2012Q3 | us-gaap |
Income Loss From Continuing Operations Per Diluted Share
IncomeLossFromContinuingOperationsPerDilutedShare
|
0.22 | |
| CY2012Q4 | us-gaap |
Income Loss From Continuing Operations Per Diluted Share
IncomeLossFromContinuingOperationsPerDilutedShare
|
0.45 | |
| CY2012Q1 | us-gaap |
Income Loss From Discontinued Operations Net Of Tax Per Diluted Share
IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare
|
-0.01 | |
| CY2012Q2 | us-gaap |
Income Loss From Discontinued Operations Net Of Tax Per Diluted Share
IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare
|
0.09 | |
| CY2013Q4 | us-gaap |
Assets Held For Sale Current
AssetsHeldForSaleCurrent
|
243264000 | USD |
| CY2013Q4 | us-gaap |
Accounts Receivable Net Current
AccountsReceivableNetCurrent
|
1399543000 | USD |
| CY2013Q4 | us-gaap |
Deferred Tax Assets Net Current
DeferredTaxAssetsNetCurrent
|
121316000 | USD |
| CY2011 | us-gaap |
Proceeds From Issuance Of Long Term Debt
ProceedsFromIssuanceOfLongTermDebt
|
697578000 | USD |
| CY2013Q4 | us-gaap |
Other Assets Current
OtherAssetsCurrent
|
272781000 | USD |
| CY2013Q4 | us-gaap |
Assets Current
AssetsCurrent
|
2753830000 | USD |
| CY2013Q4 | us-gaap |
Long Term Investments
LongTermInvestments
|
3236000 | USD |
| CY2013Q4 | us-gaap |
Investments In Affiliates Subsidiaries Associates And Joint Ventures
InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures
|
64260000 | USD |
| CY2013Q4 | us-gaap |
Other Assets Noncurrent
OtherAssetsNoncurrent
|
227708000 | USD |
| CY2013Q4 | us-gaap |
Assets
Assets
|
12159811000 | USD |
| CY2013Q4 | us-gaap |
Long Term Debt Current
LongTermDebtCurrent
|
10185000 | USD |
| CY2013Q4 | us-gaap |
Accounts Payable Current
AccountsPayableCurrent
|
545512000 | USD |
| CY2013Q4 | us-gaap |
Liabilities Current
LiabilitiesCurrent
|
1311424000 | USD |
| CY2013Q4 | us-gaap |
Stockholders Equity
StockholdersEquity
|
5969086000 | USD |
| CY2013Q4 | us-gaap |
Minority Interest
MinorityInterest
|
12091000 | USD |
| CY2013Q4 | us-gaap |
Long Term Debt Noncurrent
LongTermDebtNoncurrent
|
3904117000 | USD |
| CY2013Q4 | us-gaap |
Liabilities
Liabilities
|
6109446000 | USD |
| CY2013Q4 | us-gaap |
Other Liabilities Noncurrent
OtherLiabilitiesNoncurrent
|
377744000 | USD |
| CY2013Q4 | us-gaap |
Stockholders Equity Including Portion Attributable To Noncontrolling Interest
StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
|
5981177000 | USD |
| CY2013Q4 | us-gaap |
Liabilities And Stockholders Equity
LiabilitiesAndStockholdersEquity
|
12159811000 | USD |
| CY2012Q4 | us-gaap |
Assets Held For Sale Current
AssetsHeldForSaleCurrent
|
383857000 | USD |
| CY2012Q4 | us-gaap |
Accounts Receivable Net Current
AccountsReceivableNetCurrent
|
1382623000 | USD |
| CY2012Q4 | us-gaap |
Deferred Tax Assets Net Current
DeferredTaxAssetsNetCurrent
|
110480000 | USD |
| CY2012Q4 | us-gaap |
Other Assets Current
OtherAssetsCurrent
|
226560000 | USD |
| CY2012Q4 | us-gaap |
Assets Current
AssetsCurrent
|
3132857000 | USD |
| CY2012Q4 | us-gaap |
Long Term Investments
LongTermInvestments
|
4269000 | USD |
| CY2012Q4 | us-gaap |
Investments In Affiliates Subsidiaries Associates And Joint Ventures
InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures
|
61690000 | USD |
| CY2012Q4 | us-gaap |
Other Assets Noncurrent
OtherAssetsNoncurrent
|
272792000 | USD |
| CY2012Q4 | us-gaap |
Assets
Assets
|
12656022000 | USD |
| CY2012Q4 | us-gaap |
Long Term Debt Current
LongTermDebtCurrent
|
364000 | USD |
| CY2012Q4 | us-gaap |
Accounts Payable Current
AccountsPayableCurrent
|
499010000 | USD |
| CY2012Q4 | us-gaap |
Liabilities Current
LiabilitiesCurrent
|
1132382000 | USD |
| CY2012Q4 | us-gaap |
Long Term Debt Noncurrent
LongTermDebtNoncurrent
|
4379336000 | USD |
| CY2012Q4 | us-gaap |
Other Liabilities Noncurrent
OtherLiabilitiesNoncurrent
|
518664000 | USD |
| CY2012Q4 | us-gaap |
Liabilities
Liabilities
|
6629717000 | USD |
| CY2012Q4 | us-gaap |
Stockholders Equity
StockholdersEquity
|
5944929000 | USD |
| CY2012Q4 | us-gaap |
Minority Interest
MinorityInterest
|
12188000 | USD |
| CY2012Q4 | us-gaap |
Stockholders Equity Including Portion Attributable To Noncontrolling Interest
StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
|
5957117000 | USD |
| CY2012Q4 | us-gaap |
Liabilities And Stockholders Equity
LiabilitiesAndStockholdersEquity
|
12656022000 | USD |
| CY2012Q4 | us-gaap |
Commitments And Contingencies
CommitmentsAndContingencies
|
USD | |
| CY2013 | us-gaap |
Sales Revenue Net
SalesRevenueNet
|
6152015000 | USD |
| CY2013 | us-gaap |
Income Loss From Equity Method Investments
IncomeLossFromEquityMethodInvestments
|
39000 | USD |
| CY2013 | nbr |
Revenues And Other Income
RevenuesAndOtherIncome
|
6248631000 | USD |
| CY2013 | us-gaap |
Cost Of Goods And Services Sold
CostOfGoodsAndServicesSold
|
3981828000 | USD |
| CY2013 | us-gaap |
General And Administrative Expense
GeneralAndAdministrativeExpense
|
525330000 | USD |
| CY2013 | nbr |
Depreciation And Amortization Continuing Operations
DepreciationAndAmortizationContinuingOperations
|
1086677000 | USD |
| CY2012 | nbr |
Deferred Income Tax Expense Benefit Including Discontinued Operations
DeferredIncomeTaxExpenseBenefitIncludingDiscontinuedOperations
|
-131742000 | USD |
| CY2013 | us-gaap |
Interest Expense
InterestExpense
|
223418000 | USD |
| CY2013 | us-gaap |
Asset Impairment Charges
AssetImpairmentCharges
|
287241000 | USD |
| CY2013 | us-gaap |
Costs And Expenses
CostsAndExpenses
|
6142471000 | USD |
| CY2013 | us-gaap |
Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest
IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
|
106160000 | USD |
| CY2013 | nbr |
Subsidiary Preferred Stock Dividend
SubsidiaryPreferredStockDividend
|
-3000000 | USD |
| CY2012 | us-gaap |
Sales Revenue Net
SalesRevenueNet
|
6843051000 | USD |
| CY2012 | us-gaap |
Income Loss From Equity Method Investments
IncomeLossFromEquityMethodInvestments
|
-288718000 | USD |
| CY2012 | nbr |
Revenues And Other Income
RevenuesAndOtherIncome
|
6617470000 | USD |
| CY2012 | us-gaap |
Cost Of Goods And Services Sold
CostOfGoodsAndServicesSold
|
4367106000 | USD |
| CY2012 | us-gaap |
General And Administrative Expense
GeneralAndAdministrativeExpense
|
527953000 | USD |
| CY2012 | nbr |
Depreciation And Amortization Continuing Operations
DepreciationAndAmortizationContinuingOperations
|
1039923000 | USD |
| CY2012 | us-gaap |
Interest Expense
InterestExpense
|
251904000 | USD |
| CY2012 | us-gaap |
Asset Impairment Charges
AssetImpairmentCharges
|
290260000 | USD |
| CY2012 | us-gaap |
Costs And Expenses
CostsAndExpenses
|
6340510000 | USD |
| CY2012 | us-gaap |
Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest
IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
|
276960000 | USD |
| CY2012 | nbr |
Subsidiary Preferred Stock Dividend
SubsidiaryPreferredStockDividend
|
-3000000 | USD |
| CY2011 | us-gaap |
Sales Revenue Net
SalesRevenueNet
|
6013480000 | USD |
| CY2011 | us-gaap |
Income Loss From Equity Method Investments
IncomeLossFromEquityMethodInvestments
|
85448000 | USD |
| CY2011 | nbr |
Revenues And Other Income
RevenuesAndOtherIncome
|
6118867000 | USD |
| CY2012 | us-gaap |
Other Comprehensive Income Loss Before Tax Portion Attributable To Parent
OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent
|
106184000 | USD |
| CY2011 | us-gaap |
General And Administrative Expense
GeneralAndAdministrativeExpense
|
487808000 | USD |
| CY2011 | nbr |
Depreciation And Amortization Continuing Operations
DepreciationAndAmortizationContinuingOperations
|
918122000 | USD |
| CY2011 | us-gaap |
Interest Expense
InterestExpense
|
256632000 | USD |
| CY2011 | us-gaap |
Asset Impairment Charges
AssetImpairmentCharges
|
198072000 | USD |
| CY2011 | us-gaap |
Costs And Expenses
CostsAndExpenses
|
5603614000 | USD |
| CY2011 | us-gaap |
Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest
IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
|
515253000 | USD |
| CY2011 | nbr |
Subsidiary Preferred Stock Dividend
SubsidiaryPreferredStockDividend
|
-3000000 | USD |
| CY2011 | us-gaap |
Profit Loss
ProfitLoss
|
249569000 | USD |
| CY2012 | us-gaap |
Amortization Of Financing Costs
AmortizationOfFinancingCosts
|
4294000 | USD |
| CY2011 | us-gaap |
Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Before Tax
OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentBeforeTax
|
-20257000 | USD |
| CY2011 | us-gaap |
Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax
OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax
|
5356000 | USD |
| CY2011 | us-gaap |
Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Before Tax
OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax
|
3036000 | USD |
| CY2011 | us-gaap |
Other Comprehensive Income Loss Available For Sale Securities Adjustment Before Tax
OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax
|
2320000 | USD |
| CY2011 | us-gaap |
Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Gain Loss Before Tax
OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossBeforeTax
|
5391000 | USD |
| CY2011 | us-gaap |
Other Comprehensive Income Loss Derivatives Qualifying As Hedges Before Tax
OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesBeforeTax
|
763000 | USD |
| CY2011 | us-gaap |
Other Comprehensive Income Loss Before Tax Portion Attributable To Parent
OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent
|
-22565000 | USD |
| CY2011 | us-gaap |
Other Comprehensive Income Loss Tax Portion Attributable To Parent1
OtherComprehensiveIncomeLossTaxPortionAttributableToParent1
|
-1777000 | USD |
| CY2011 | us-gaap |
Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent
OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent
|
-20788000 | USD |
| CY2011 | us-gaap |
Comprehensive Income Net Of Tax
ComprehensiveIncomeNetOfTax
|
227736000 | USD |
| CY2011 | us-gaap |
Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Net Of Tax Portion Attributable To Noncontrolling Interest
OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToNoncontrollingInterest
|
-185000 | USD |
| CY2011 | us-gaap |
Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest
ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest
|
860000 | USD |
| CY2011 | us-gaap |
Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest
ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest
|
228596000 | USD |
| CY2013 | us-gaap |
Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Before Tax
OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentBeforeTax
|
-65447000 | USD |
| CY2013 | us-gaap |
Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax
OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax
|
23007000 | USD |
| CY2013 | us-gaap |
Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Before Tax
OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax
|
88158000 | USD |
| CY2013 | us-gaap |
Other Comprehensive Income Loss Available For Sale Securities Adjustment Before Tax
OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax
|
-65151000 | USD |
| CY2013 | us-gaap |
Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Gain Loss Before Tax
OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossBeforeTax
|
-5916000 | USD |
| CY2013 | us-gaap |
Other Comprehensive Income Loss Derivatives Qualifying As Hedges Before Tax
OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesBeforeTax
|
613000 | USD |
| CY2013 | us-gaap |
Other Comprehensive Income Loss Before Tax Portion Attributable To Parent
OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent
|
-124069000 | USD |
| CY2013 | us-gaap |
Other Comprehensive Income Loss Tax Portion Attributable To Parent1
OtherComprehensiveIncomeLossTaxPortionAttributableToParent1
|
-66000 | USD |
| CY2013 | us-gaap |
Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent
OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent
|
-124003000 | USD |
| CY2013 | us-gaap |
Comprehensive Income Net Of Tax
ComprehensiveIncomeNetOfTax
|
15979000 | USD |
| CY2013 | us-gaap |
Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Net Of Tax Portion Attributable To Noncontrolling Interest
OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToNoncontrollingInterest
|
-932000 | USD |
| CY2013 | us-gaap |
Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest
ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest
|
6248000 | USD |
| CY2013 | us-gaap |
Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest
ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest
|
22227000 | USD |
| CY2012 | us-gaap |
Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Before Tax
OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentBeforeTax
|
21073000 | USD |
| CY2012 | us-gaap |
Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax
OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax
|
98138000 | USD |
| CY2013 | nbr |
Depreciation And Amortization Including Discontinued Operations
DepreciationAndAmortizationIncludingDiscontinuedOperations
|
1099741000 | USD |
| CY2012 | us-gaap |
Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Before Tax
OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax
|
13405000 | USD |
| CY2012 | us-gaap |
Other Comprehensive Income Loss Available For Sale Securities Adjustment Before Tax
OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax
|
84733000 | USD |
| CY2012 | us-gaap |
Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Gain Loss Before Tax
OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossBeforeTax
|
324000 | USD |
| CY2012 | us-gaap |
Other Comprehensive Income Loss Derivatives Qualifying As Hedges Before Tax
OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesBeforeTax
|
702000 | USD |
| CY2012 | us-gaap |
Other Comprehensive Income Loss Tax Portion Attributable To Parent1
OtherComprehensiveIncomeLossTaxPortionAttributableToParent1
|
-4147000 | USD |
| CY2012 | us-gaap |
Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent
OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent
|
110331000 | USD |
| CY2012 | us-gaap |
Comprehensive Income Net Of Tax
ComprehensiveIncomeNetOfTax
|
275158000 | USD |
| CY2013 | nbr |
Depletions
Depletions
|
22270000 | USD |
| CY2013 | nbr |
Deferred Income Tax Expense Benefit Including Discontinued Operations
DeferredIncomeTaxExpenseBenefitIncludingDiscontinuedOperations
|
-103277000 | USD |
| CY2012 | us-gaap |
Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Net Of Tax Portion Attributable To Noncontrolling Interest
OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToNoncontrollingInterest
|
311000 | USD |
| CY2012 | us-gaap |
Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest
ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest
|
932000 | USD |
| CY2012 | us-gaap |
Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest
ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest
|
276090000 | USD |
| CY2013 | us-gaap |
Net Cash Provided By Used In Operating Activities
NetCashProvidedByUsedInOperatingActivities
|
1418223000 | USD |
| CY2013 | us-gaap |
Proceeds From Sale Maturity And Collections Of Investments
ProceedsFromSaleMaturityAndCollectionsOfInvestments
|
164510000 | USD |
| CY2013 | nbr |
Proceeds From Sale Of Productive Assets And Proceeds From Insurance Settlement
ProceedsFromSaleOfProductiveAssetsAndProceedsFromInsuranceSettlement
|
308538000 | USD |
| CY2011 | nbr |
Proceeds From Sale Of Productive Assets And Proceeds From Insurance Settlement
ProceedsFromSaleOfProductiveAssetsAndProceedsFromInsuranceSettlement
|
180558000 | USD |
| CY2013 | us-gaap |
Net Cash Provided By Used In Investing Activities
NetCashProvidedByUsedInInvestingActivities
|
-815468000 | USD |
| CY2013 | us-gaap |
Proceeds From Divestiture Of Businesses And Interests In Affiliates
ProceedsFromDivestitureOfBusinessesAndInterestsInAffiliates
|
12640000 | USD |
| CY2013 | us-gaap |
Payments To Acquire Equity Method Investments
PaymentsToAcquireEquityMethodInvestments
|
5967000 | USD |
| CY2013 | us-gaap |
Payments To Acquire Productive Assets
PaymentsToAcquireProductiveAssets
|
1178205000 | USD |
| CY2013 | us-gaap |
Proceeds From Repayments Of Bank Overdrafts
ProceedsFromRepaymentsOfBankOverdrafts
|
-4421000 | USD |
| CY2013 | us-gaap |
Payments Of Debt Issuance Costs
PaymentsOfDebtIssuanceCosts
|
4500000 | USD |
| CY2011Q4 | us-gaap |
Retained Earnings Accumulated Deficit
RetainedEarningsAccumulatedDeficit
|
3955571000 | USD |
| CY2013 | us-gaap |
Proceeds From Issuance Of Common Stock
ProceedsFromIssuanceOfCommonStock
|
5383000 | USD |
| CY2013 | us-gaap |
Repayments Of Long Term Debt
RepaymentsOfLongTermDebt
|
994181000 | USD |
| CY2013 | us-gaap |
Repayments Of Long Term Lines Of Credit
RepaymentsOfLongTermLinesOfCredit
|
720000000 | USD |
| CY2013 | us-gaap |
Net Cash Provided By Used In Financing Activities
NetCashProvidedByUsedInFinancingActivities
|
-729586000 | USD |
| CY2013 | us-gaap |
Effect Of Exchange Rate On Cash And Cash Equivalents
EffectOfExchangeRateOnCashAndCashEquivalents
|
-8176000 | USD |
| CY2013 | us-gaap |
Cash And Cash Equivalents Period Increase Decrease
CashAndCashEquivalentsPeriodIncreaseDecrease
|
-135007000 | USD |
| CY2012 | us-gaap |
Net Cash Provided By Used In Operating Activities
NetCashProvidedByUsedInOperatingActivities
|
1562705000 | USD |
| CY2012 | us-gaap |
Payments To Acquire Investments
PaymentsToAcquireInvestments
|
949000 | USD |
| CY2012 | us-gaap |
Proceeds From Sale Maturity And Collections Of Investments
ProceedsFromSaleMaturityAndCollectionsOfInvestments
|
31944000 | USD |
| CY2012 | us-gaap |
Proceeds From Divestiture Of Businesses And Interests In Affiliates
ProceedsFromDivestitureOfBusinessesAndInterestsInAffiliates
|
159529000 | USD |
| CY2012 | us-gaap |
Payments To Acquire Equity Method Investments
PaymentsToAcquireEquityMethodInvestments
|
1325000 | USD |
| CY2012 | us-gaap |
Payments To Acquire Productive Assets
PaymentsToAcquireProductiveAssets
|
1518628000 | USD |
| CY2012 | nbr |
Proceeds From Sale Of Productive Assets And Proceeds From Insurance Settlement
ProceedsFromSaleOfProductiveAssetsAndProceedsFromInsuranceSettlement
|
149801000 | USD |
| CY2012 | us-gaap |
Net Cash Provided By Used In Investing Activities
NetCashProvidedByUsedInInvestingActivities
|
-1179628000 | USD |
| CY2012 | us-gaap |
Proceeds From Repayments Of Bank Overdrafts
ProceedsFromRepaymentsOfBankOverdrafts
|
1612000 | USD |
| CY2012 | us-gaap |
Payments Of Debt Issuance Costs
PaymentsOfDebtIssuanceCosts
|
3433000 | USD |
| CY2012 | us-gaap |
Proceeds From Long Term Lines Of Credit
ProceedsFromLongTermLinesOfCredit
|
710000000 | USD |
| CY2012 | us-gaap |
Proceeds From Issuance Of Common Stock
ProceedsFromIssuanceOfCommonStock
|
-3625000 | USD |
| CY2012 | us-gaap |
Repayments Of Long Term Debt
RepaymentsOfLongTermDebt
|
276258000 | USD |
| CY2012 | us-gaap |
Repayments Of Long Term Lines Of Credit
RepaymentsOfLongTermLinesOfCredit
|
680000000 | USD |
| CY2012 | us-gaap |
Payments Related To Tax Withholding For Share Based Compensation
PaymentsRelatedToTaxWithholdingForShareBasedCompensation
|
2160000 | USD |
| CY2012 | us-gaap |
Excess Tax Benefit From Share Based Compensation Financing Activities
ExcessTaxBenefitFromShareBasedCompensationFinancingActivities
|
-263000 | USD |
| CY2012 | us-gaap |
Net Cash Provided By Used In Financing Activities
NetCashProvidedByUsedInFinancingActivities
|
-254127000 | USD |
| CY2012 | us-gaap |
Effect Of Exchange Rate On Cash And Cash Equivalents
EffectOfExchangeRateOnCashAndCashEquivalents
|
-2603000 | USD |
| CY2012 | us-gaap |
Cash And Cash Equivalents Period Increase Decrease
CashAndCashEquivalentsPeriodIncreaseDecrease
|
126347000 | USD |
| CY2011Q4 | us-gaap |
Cash And Cash Equivalents At Carrying Value
CashAndCashEquivalentsAtCarryingValue
|
398575000 | USD |
| CY2010Q4 | us-gaap |
Cash And Cash Equivalents At Carrying Value
CashAndCashEquivalentsAtCarryingValue
|
641702000 | USD |
| CY2011 | us-gaap |
Net Cash Provided By Used In Operating Activities
NetCashProvidedByUsedInOperatingActivities
|
1456487000 | USD |
| CY2011 | us-gaap |
Payments To Acquire Investments
PaymentsToAcquireInvestments
|
11746000 | USD |
| CY2011 | us-gaap |
Proceeds From Sale Maturity And Collections Of Investments
ProceedsFromSaleMaturityAndCollectionsOfInvestments
|
39063000 | USD |
| CY2011 | us-gaap |
Payments To Acquire Equity Method Investments
PaymentsToAcquireEquityMethodInvestments
|
112262000 | USD |
| CY2011 | us-gaap |
Payments To Acquire Productive Assets
PaymentsToAcquireProductiveAssets
|
2042617000 | USD |
| CY2011 | us-gaap |
Net Cash Provided By Used In Investing Activities
NetCashProvidedByUsedInInvestingActivities
|
-1859479000 | USD |
| CY2011 | us-gaap |
Proceeds From Repayments Of Bank Overdrafts
ProceedsFromRepaymentsOfBankOverdrafts
|
6375000 | USD |
| CY2011 | us-gaap |
Payments Of Debt Issuance Costs
PaymentsOfDebtIssuanceCosts
|
7141000 | USD |
| CY2011 | us-gaap |
Proceeds From Long Term Lines Of Credit
ProceedsFromLongTermLinesOfCredit
|
1560000000 | USD |
| CY2011 | us-gaap |
Proceeds From Issuance Of Common Stock
ProceedsFromIssuanceOfCommonStock
|
11605000 | USD |
| CY2011 | us-gaap |
Repayments Of Long Term Debt
RepaymentsOfLongTermDebt
|
1404281000 | USD |
| CY2011 | us-gaap |
Repayments Of Long Term Lines Of Credit
RepaymentsOfLongTermLinesOfCredit
|
700000000 | USD |
| CY2011 | nbr |
Gain On Repurchase Of Convertible Debt Equity Component
GainOnRepurchaseOfConvertibleDebtEquityComponent
|
-12000 | USD |
| CY2011 | us-gaap |
Payments Related To Tax Withholding For Share Based Compensation
PaymentsRelatedToTaxWithholdingForShareBasedCompensation
|
2626000 | USD |
| CY2011 | us-gaap |
Excess Tax Benefit From Share Based Compensation Financing Activities
ExcessTaxBenefitFromShareBasedCompensationFinancingActivities
|
1747000 | USD |
| CY2011 | us-gaap |
Net Cash Provided By Used In Financing Activities
NetCashProvidedByUsedInFinancingActivities
|
163245000 | USD |
| CY2011 | us-gaap |
Effect Of Exchange Rate On Cash And Cash Equivalents
EffectOfExchangeRateOnCashAndCashEquivalents
|
-3380000 | USD |
| CY2011 | us-gaap |
Cash And Cash Equivalents Period Increase Decrease
CashAndCashEquivalentsPeriodIncreaseDecrease
|
-243127000 | USD |
| CY2012Q4 | us-gaap |
Long Term Debt
LongTermDebt
|
4379700000 | USD |
| CY2012Q4 | us-gaap |
Debt Current
DebtCurrent
|
364000 | USD |
| CY2013Q4 | us-gaap |
Other Long Term Debt
OtherLongTermDebt
|
10243000 | USD |
| CY2013Q4 | us-gaap |
Long Term Debt
LongTermDebt
|
3914302000 | USD |
| CY2013Q4 | us-gaap |
Debt Current
DebtCurrent
|
10185000 | USD |
| CY2013Q4 | us-gaap |
Long Term Debt Maturities Repayments Of Principal In Year Three
LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree
|
350000000 | USD |
| CY2013Q4 | us-gaap |
Long Term Debt Maturities Repayments Of Principal In Year Four
LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour
|
499844000 | USD |
| CY2013 | us-gaap |
Allocated Share Based Compensation Expense
AllocatedShareBasedCompensationExpense
|
53300000 | USD |
| CY2012 | us-gaap |
Allocated Share Based Compensation Expense
AllocatedShareBasedCompensationExpense
|
18300000 | USD |
| CY2011 | us-gaap |
Allocated Share Based Compensation Expense
AllocatedShareBasedCompensationExpense
|
21200000 | USD |
| CY2012Q4 | us-gaap |
Other Long Term Debt
OtherLongTermDebt
|
437000 | USD |
| CY2013Q4 | us-gaap |
Long Term Debt Maturities Repayments Of Principal In Year Five
LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive
|
975000000 | USD |
| CY2013Q4 | us-gaap |
Long Term Debt Maturities Repayments Of Principal After Year Five
LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive
|
2089607000 | USD |
| CY2013Q4 | us-gaap |
Unrecognized Tax Benefits Income Tax Penalties And Interest Accrued
UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued
|
5200000 | USD |
| CY2013Q4 | nbr |
Number Of Line Of Credit Facility
NumberOfLineOfCreditFacility
|
10 | item |
| CY2012Q4 | nbr |
Self Insurance Recoveries Or Receivables
SelfInsuranceRecoveriesOrReceivables
|
24600000 | USD |
| CY2013Q4 | nbr |
Self Insurance Recoveries Or Receivables
SelfInsuranceRecoveriesOrReceivables
|
44700000 | USD |
| CY2013Q4 | nbr |
Undiscounted Contractual Commitments
UndiscountedContractualCommitments
|
171200000 | USD |
| CY2013Q4 | us-gaap |
Liabilities Of Disposal Group Including Discontinued Operation
LiabilitiesOfDisposalGroupIncludingDiscontinuedOperation
|
113600000 | USD |
| CY2012Q4 | us-gaap |
Liabilities Of Disposal Group Including Discontinued Operation
LiabilitiesOfDisposalGroupIncludingDiscontinuedOperation
|
206000000 | USD |
| CY2013 | nbr |
Capital Expenditures And Acquisitions Of Businesses
CapitalExpendituresAndAcquisitionsOfBusinesses
|
1365994000 | USD |
| CY2012 | nbr |
Capital Expenditures And Acquisitions Of Businesses
CapitalExpendituresAndAcquisitionsOfBusinesses
|
1433586000 | USD |
| CY2013Q4 | us-gaap |
Operating Leases Future Minimum Payments Due Current
OperatingLeasesFutureMinimumPaymentsDueCurrent
|
24689000 | USD |
| CY2013Q4 | us-gaap |
Operating Leases Future Minimum Payments Due In Two Years
OperatingLeasesFutureMinimumPaymentsDueInTwoYears
|
11660000 | USD |
| CY2013Q4 | us-gaap |
Operating Leases Future Minimum Payments Due In Three Years
OperatingLeasesFutureMinimumPaymentsDueInThreeYears
|
8001000 | USD |
| CY2013Q4 | us-gaap |
Operating Leases Future Minimum Payments Due In Four Years
OperatingLeasesFutureMinimumPaymentsDueInFourYears
|
4896000 | USD |
| CY2013Q4 | us-gaap |
Operating Leases Future Minimum Payments Due In Five Years
OperatingLeasesFutureMinimumPaymentsDueInFiveYears
|
1578000 | USD |
| CY2013Q4 | us-gaap |
Operating Leases Future Minimum Payments Due
OperatingLeasesFutureMinimumPaymentsDue
|
58750000 | USD |
| CY2013Q4 | us-gaap |
Operating Leases Future Minimum Payments Due Thereafter
OperatingLeasesFutureMinimumPaymentsDueThereafter
|
7926000 | USD |
| CY2013 | nbr |
Minimum Period Of Operating Lease
MinimumPeriodOfOperatingLease
|
P30D | |
| CY2012 | us-gaap |
Lease And Rental Expense
LeaseAndRentalExpense
|
35500000 | USD |
| CY2011 | us-gaap |
Lease And Rental Expense
LeaseAndRentalExpense
|
36300000 | USD |
| CY2013 | us-gaap |
Lease And Rental Expense
LeaseAndRentalExpense
|
40500000 | USD |
| CY2013Q4 | us-gaap |
Purchase Obligation Due In Next Twelve Months
PurchaseObligationDueInNextTwelveMonths
|
44365000 | USD |
| CY2013Q4 | us-gaap |
Purchase Obligation Due In Second Year
PurchaseObligationDueInSecondYear
|
29285000 | USD |
| CY2013Q4 | us-gaap |
Purchase Obligation Due In Third Year
PurchaseObligationDueInThirdYear
|
15522000 | USD |
| CY2013Q4 | us-gaap |
Purchase Obligation Due In Fourth Year
PurchaseObligationDueInFourthYear
|
14195000 | USD |
| CY2013Q4 | us-gaap |
Purchase Obligation Due In Fifth Year
PurchaseObligationDueInFifthYear
|
13829000 | USD |
| CY2013Q4 | us-gaap |
Purchase Obligation Due After Fifth Year
PurchaseObligationDueAfterFifthYear
|
53954000 | USD |
| CY2013Q4 | us-gaap |
Purchase Obligation
PurchaseObligation
|
171150000 | USD |
| CY2013Q4 | us-gaap |
Other Commitment Due In Next Twelve Months
OtherCommitmentDueInNextTwelveMonths
|
6984000 | USD |
| CY2013Q4 | us-gaap |
Other Commitment Due In Second Year
OtherCommitmentDueInSecondYear
|
6443000 | USD |
| CY2013Q4 | us-gaap |
Other Commitment Due In Third Year
OtherCommitmentDueInThirdYear
|
5774000 | USD |
| CY2013Q4 | us-gaap |
Other Commitment Due In Fifth Year
OtherCommitmentDueInFifthYear
|
1200000 | USD |
| CY2013Q4 | us-gaap |
Other Commitment Due After Fifth Year
OtherCommitmentDueAfterFifthYear
|
300000 | USD |
| CY2013Q4 | us-gaap |
Other Commitment
OtherCommitment
|
24341000 | USD |
| CY2013Q4 | us-gaap |
Other Commitment Due In Fourth Year
OtherCommitmentDueInFourthYear
|
3640000 | USD |
| CY2013Q4 | nbr |
Employers Liability Claims Subject To Per Occurrence Deductible
EmployersLiabilityClaimsSubjectToPerOccurrenceDeductible
|
2000000 | USD |
| CY2013Q4 | nbr |
Automobile Claims Deductible
AutomobileClaimsDeductible
|
1000000 | USD |
| CY2013Q4 | nbr |
General Liability Claims Subject To Per Occurrence Deductible
GeneralLiabilityClaimsSubjectToPerOccurrenceDeductible
|
5000000 | USD |
| CY2013Q4 | nbr |
Deductions In Land Rigs And For Offshore Rigs
DeductionsInLandRigsAndForOffshoreRigs
|
5000000 | USD |
| CY2012Q4 | us-gaap |
Self Insurance Reserve
SelfInsuranceReserve
|
171200000 | USD |
| CY2013Q4 | us-gaap |
Self Insurance Reserve
SelfInsuranceReserve
|
181700000 | USD |
| CY2013Q4 | nbr |
Guarantee Obligations Maximum Exposure In Year One
GuaranteeObligationsMaximumExposureInYearOne
|
70144000 | USD |
| CY2013Q4 | nbr |
Guarantee Obligations Maximum Exposure In Year Two
GuaranteeObligationsMaximumExposureInYearTwo
|
34000 | USD |
| CY2013Q4 | nbr |
Guarantee Obligations Maximum Exposure After Year Three
GuaranteeObligationsMaximumExposureAfterYearThree
|
11933000 | USD |
| CY2013Q4 | us-gaap |
Guarantee Obligations Maximum Exposure
GuaranteeObligationsMaximumExposure
|
82111000 | USD |
| CY2013 | nbr |
Operating Revenues And Income Loss From Equity Method Of Investment
OperatingRevenuesAndIncomeLossFromEquityMethodOfInvestment
|
6152054000 | USD |
| CY2012 | nbr |
Operating Revenues And Income Loss From Equity Method Of Investment
OperatingRevenuesAndIncomeLossFromEquityMethodOfInvestment
|
6554333000 | USD |
| CY2011 | nbr |
Operating Revenues And Income Loss From Equity Method Of Investment
OperatingRevenuesAndIncomeLossFromEquityMethodOfInvestment
|
6098928000 | USD |
| CY2013 | us-gaap |
Operating Income Loss
OperatingIncomeLoss
|
558219000 | USD |
| CY2012 | us-gaap |
Operating Income Loss
OperatingIncomeLoss
|
908550000 | USD |
| CY2011 | us-gaap |
Operating Income Loss
OperatingIncomeLoss
|
866006000 | USD |
| CY2013 | us-gaap |
Depreciation Depletion And Amortization
DepreciationDepletionAndAmortization
|
1086677000 | USD |
| CY2012 | us-gaap |
Depreciation Depletion And Amortization
DepreciationDepletionAndAmortization
|
1039923000 | USD |
| CY2011 | us-gaap |
Depreciation Depletion And Amortization
DepreciationDepletionAndAmortization
|
918122000 | USD |
| CY2013 | us-gaap |
Nature Of Operations
NatureOfOperations
|
<div style="font-size:10.0pt;font-family:Times New Roman;"> <p style="FONT-FAMILY: times;"><font size="2"><b>Note 1 Nature of Operations</b></font></p> <p style="FONT-FAMILY: times;"><font size="2">        Nabors has grown from a land drilling business centered in the United States and Canada to a global business aimed at optimizing the entire well life cycle, with operations on land and offshore in most of the major oil and gas markets in the world. The majority of our business is conducted through two business lines:</font></p> <ul> <li style="list-style: none;"> <p style="FONT-FAMILY: times;"><font size="2"><b><i>Drilling & Rig Services</i></b></font></p> <p style="FONT-FAMILY: times;"><font size="2">This business line is comprised of our global drilling rig operations and drilling-related services, consisting of equipment manufacturing, instrumentation optimization software and directional drilling services.</font></p> <p style="FONT-FAMILY: times;"><font size="2"><b><i>Completion & Production Services</i></b></font></p></li></ul> <p style="FONT-FAMILY: times;"><font size="2">        This business line is comprised of our operations involved in the completion, life-of-well maintenance and eventual plugging and abandonment of a well. These services include stimulation, coiled-tubing, cementing, wireline, workover, well-servicing and fluids management.</font></p> <p style="FONT-FAMILY: times;"><font size="2">As a global provider of services for land-based and offshore oil and natural gas wells, on land and offshore, Nabors' fleet of rigs and equipment includes:</font></p> <ul> <li style="list-style: none;"> <dl compact="compact"> <dt style="FONT-FAMILY: times; MARGIN-BOTTOM: -11pt;"><font size="2">•</font></dt> <dd style="FONT-FAMILY: times;"><font size="2">485 actively marketed land drilling rigs for oil and gas land drilling operations in the United States, Canada and over 20 other countries throughout the world.</font> <font size="2"><br /> <br /></font></dd> <dt style="FONT-FAMILY: times; MARGIN-BOTTOM: -11pt;"><font size="2">•</font></dt> <dd style="FONT-FAMILY: times;"><font size="2">445 actively marketed rigs for land well-servicing and workover services in the United States and approximately 104 rigs for land well-servicing and workover services in Canada.</font> <font size="2"><br /> <br /></font></dd> <dt style="FONT-FAMILY: times; MARGIN-BOTTOM: -11pt;"><font size="2">•</font></dt> <dd style="FONT-FAMILY: times;"><font size="2">38 platform, 8 jackup and 4 barge rigs actively marketed in the United States and multiple international markets.</font> <font size="2"><br /> <br /></font></dd> <dt style="FONT-FAMILY: times; MARGIN-BOTTOM: -11pt;"><font size="2">•</font></dt> <dd style="FONT-FAMILY: times;"><font size="2">Approximately 800,000 hydraulic horsepower for hydraulic fracturing, cementing, nitrogen and acid pressure pumping services in key basins throughout the United States and Canada.</font></dd></dl></li></ul> <p style="FONT-FAMILY: times;"><font size="2">In addition:</font></p> <ul> <li style="list-style: none;"> <dl compact="compact"> <dt style="FONT-FAMILY: times; MARGIN-BOTTOM: -11pt;"><font size="2">•</font></dt> <dd style="FONT-FAMILY: times;"><font size="2">We offer a wide range of ancillary well-site services, including engineering, transportation and disposal, construction, maintenance, well logging, directional drilling, rig instrumentation, data collection and other support services in select U.S. and international markets.</font> <font size="2"><br /> <br /></font></dd> <dt style="FONT-FAMILY: times; MARGIN-BOTTOM: -11pt;"><font size="2">•</font></dt> <dd style="FONT-FAMILY: times;"><font size="2">We manufacture and lease or sell top drives for a broad range of drilling applications, directional drilling systems, rig instrumentation and data collection equipment, pipeline handling equipment and rig reporting software.</font> <font size="2"><br /> <br /></font></dd> <dt style="FONT-FAMILY: times; MARGIN-BOTTOM: -11pt;"><font size="2">•</font></dt> <dd style="FONT-FAMILY: times;"><font size="2">We have a 51% ownership interest in a joint venture in Saudi Arabia, which owns and actively markets 5 rigs in addition to the rigs we lease to the joint venture.</font></dd></dl></li></ul> <p style="FONT-FAMILY: times;"><font size="2">        The consolidated financial statements and related footnotes are presented in accordance with GAAP.</font></p> </div> | |
| CY2011Q4 | us-gaap |
Property Plant And Equipment Net
PropertyPlantAndEquipmentNet
|
8629946000 | USD |
| CY2013 | dei |
Entity Registrant Name
EntityRegistrantName
|
NABORS INDUSTRIES LTD | |
| CY2013 | dei |
Entity Central Index Key
EntityCentralIndexKey
|
0001163739 | |
| CY2013 | dei |
Document Type
DocumentType
|
10-K | |
| CY2013 | dei |
Document Period End Date
DocumentPeriodEndDate
|
2013-12-31 | |
| CY2013 | dei |
Amendment Flag
AmendmentFlag
|
false | |
| CY2013 | dei |
Current Fiscal Year End Date
CurrentFiscalYearEndDate
|
--12-31 | |
| CY2013 | dei |
Entity Well Known Seasoned Issuer
EntityWellKnownSeasonedIssuer
|
Yes | |
| CY2013 | dei |
Entity Voluntary Filers
EntityVoluntaryFilers
|
No | |
| CY2013 | dei |
Entity Current Reporting Status
EntityCurrentReportingStatus
|
Yes | |
| CY2013 | dei |
Entity Filer Category
EntityFilerCategory
|
Large Accelerated Filer | |
| CY2013Q2 | dei |
Entity Public Float
EntityPublicFloat
|
3875033860 | USD |
| CY2014Q1 | dei |
Entity Common Stock Shares Outstanding
EntityCommonStockSharesOutstanding
|
296508410 | shares |
| CY2013 | dei |
Document Fiscal Year Focus
DocumentFiscalYearFocus
|
2013 | |
| CY2013 | dei |
Document Fiscal Period Focus
DocumentFiscalPeriodFocus
|
FY | |
| CY2012Q4 | us-gaap |
Common Stock Shares Authorized
CommonStockSharesAuthorized
|
800000000 | shares |
| CY2013Q4 | us-gaap |
Additional Paid In Capital Common Stock
AdditionalPaidInCapitalCommonStock
|
2392585000 | USD |
| CY2013Q4 | us-gaap |
Accumulated Other Comprehensive Income Loss Net Of Tax
AccumulatedOtherComprehensiveIncomeLossNetOfTax
|
307592000 | USD |
| CY2013Q4 | us-gaap |
Retained Earnings Accumulated Deficit
RetainedEarningsAccumulatedDeficit
|
4213212000 | USD |
| CY2013Q4 | us-gaap |
Treasury Stock Value
TreasuryStockValue
|
944627000 | USD |
| CY2012Q4 | us-gaap |
Common Stock Value
CommonStockValue
|
319000 | USD |
| CY2012Q4 | us-gaap |
Additional Paid In Capital Common Stock
AdditionalPaidInCapitalCommonStock
|
2337244000 | USD |
| CY2012Q4 | us-gaap |
Accumulated Other Comprehensive Income Loss Net Of Tax
AccumulatedOtherComprehensiveIncomeLossNetOfTax
|
431595000 | USD |
| CY2012Q4 | us-gaap |
Retained Earnings Accumulated Deficit
RetainedEarningsAccumulatedDeficit
|
4120398000 | USD |
| CY2012Q4 | us-gaap |
Treasury Stock Value
TreasuryStockValue
|
944627000 | USD |
| CY2013Q4 | us-gaap |
Commitments And Contingencies
CommitmentsAndContingencies
|
USD | |
| CY2012Q4 | us-gaap |
Common Stock Shares Issued
CommonStockSharesIssued
|
318813500 | shares |
| CY2012Q4 | us-gaap |
Treasury Stock Shares
TreasuryStockShares
|
28414000 | shares |
| CY2013 | us-gaap |
Amortization Of Financing Costs
AmortizationOfFinancingCosts
|
4255000 | USD |
| CY2012 | us-gaap |
Amortization Of Debt Discount Premium
AmortizationOfDebtDiscountPremium
|
1908000 | USD |
| CY2013 | us-gaap |
Amortization Of Debt Discount Premium
AmortizationOfDebtDiscountPremium
|
2137000 | USD |
| CY2012 | nbr |
Impairments And Other Charges
ImpairmentsAndOtherCharges
|
311541000 | USD |
| CY2012 | us-gaap |
Gain Loss On Disposition Of Assets1
GainLossOnDispositionOfAssets1
|
51585000 | USD |
| CY2012 | us-gaap |
Gain Loss On Sale Of Investments
GainLossOnSaleOfInvestments
|
56925000 | USD |
| CY2013 | nbr |
Impairments And Other Charges
ImpairmentsAndOtherCharges
|
53905000 | USD |
| CY2012 | us-gaap |
Share Based Compensation
ShareBasedCompensation
|
18312000 | USD |
| CY2012 | us-gaap |
Foreign Currency Transaction Gain Loss Unrealized
ForeignCurrencyTransactionGainLossUnrealized
|
-4819000 | USD |
| CY2012 | us-gaap |
Income Loss From Equity Method Investments Net Of Dividends Or Distributions
IncomeLossFromEquityMethodInvestmentsNetOfDividendsOrDistributions
|
-299717000 | USD |
| CY2011 | nbr |
Depreciation And Amortization Including Discontinued Operations
DepreciationAndAmortizationIncludingDiscontinuedOperations
|
927460000 | USD |
| CY2011 | nbr |
Depletions
Depletions
|
44551000 | USD |
| CY2011 | nbr |
Deferred Income Tax Expense Benefit Including Discontinued Operations
DeferredIncomeTaxExpenseBenefitIncludingDiscontinuedOperations
|
-12379000 | USD |
| CY2011 | us-gaap |
Amortization Of Financing Costs
AmortizationOfFinancingCosts
|
5107000 | USD |
| CY2011 | nbr |
Impairments And Other Charges
ImpairmentsAndOtherCharges
|
460971000 | USD |
| CY2011 | us-gaap |
Gain Loss On Disposition Of Assets1
GainLossOnDispositionOfAssets1
|
51945000 | USD |
| CY2012 | us-gaap |
Increase Decrease In Accounts Payable And Accrued Liabilities
IncreaseDecreaseInAccountsPayableAndAccruedLiabilities
|
-224795000 | USD |
| CY2013 | us-gaap |
Gain Loss On Disposition Of Assets1
GainLossOnDispositionOfAssets1
|
-18060000 | USD |
| CY2011 | us-gaap |
Amortization Of Debt Discount Premium
AmortizationOfDebtDiscountPremium
|
27042000 | USD |
| CY2013 | us-gaap |
Gain Loss On Sale Of Investments
GainLossOnSaleOfInvestments
|
91480000 | USD |
| CY2011 | us-gaap |
Gain Loss On Sale Of Investments
GainLossOnSaleOfInvestments
|
12486000 | USD |
| CY2013 | us-gaap |
Share Based Compensation
ShareBasedCompensation
|
53255000 | USD |
| CY2011 | us-gaap |
Share Based Compensation
ShareBasedCompensation
|
21244000 | USD |
| CY2011 | us-gaap |
Foreign Currency Transaction Gain Loss Unrealized
ForeignCurrencyTransactionGainLossUnrealized
|
-5725000 | USD |
| CY2011 | us-gaap |
Income Loss From Equity Method Investments Net Of Dividends Or Distributions
IncomeLossFromEquityMethodInvestmentsNetOfDividendsOrDistributions
|
161189000 | USD |
| CY2012 | us-gaap |
Increase Decrease In Accounts Receivable
IncreaseDecreaseInAccountsReceivable
|
-200537000 | USD |
| CY2012 | us-gaap |
Increase Decrease In Inventories
IncreaseDecreaseInInventories
|
-14447000 | USD |
| CY2012 | us-gaap |
Increase Decrease In Other Operating Assets
IncreaseDecreaseInOtherOperatingAssets
|
42743000 | USD |
| CY2012 | us-gaap |
Increase Decrease In Other Noncurrent Assets
IncreaseDecreaseInOtherNoncurrentAssets
|
38468000 | USD |
| CY2012 | us-gaap |
Increase Decrease In Accrued Income Taxes Payable
IncreaseDecreaseInAccruedIncomeTaxesPayable
|
-1488000 | USD |
| CY2012 | us-gaap |
Increase Decrease In Other Noncurrent Liabilities
IncreaseDecreaseInOtherNoncurrentLiabilities
|
29857000 | USD |
| CY2011 | us-gaap |
Increase Decrease In Accounts Receivable
IncreaseDecreaseInAccountsReceivable
|
459455000 | USD |
| CY2011 | us-gaap |
Increase Decrease In Inventories
IncreaseDecreaseInInventories
|
114896000 | USD |
| CY2011 | us-gaap |
Increase Decrease In Other Operating Assets
IncreaseDecreaseInOtherOperatingAssets
|
24820000 | USD |
| CY2011 | us-gaap |
Increase Decrease In Other Noncurrent Assets
IncreaseDecreaseInOtherNoncurrentAssets
|
-71867000 | USD |
| CY2011 | us-gaap |
Increase Decrease In Accounts Payable And Accrued Liabilities
IncreaseDecreaseInAccountsPayableAndAccruedLiabilities
|
519211000 | USD |
| CY2011 | us-gaap |
Increase Decrease In Accrued Income Taxes Payable
IncreaseDecreaseInAccruedIncomeTaxesPayable
|
999000 | USD |
| CY2011 | us-gaap |
Increase Decrease In Other Noncurrent Liabilities
IncreaseDecreaseInOtherNoncurrentLiabilities
|
-27967000 | USD |
| CY2012 | us-gaap |
Proceeds From Sale Of Equity Method Investments
ProceedsFromSaleOfEquityMethodInvestments
|
159529000 | USD |
| CY2010Q4 | us-gaap |
Stockholders Equity Including Portion Attributable To Noncontrolling Interest
StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
|
5337225000 | USD |
| CY2011Q4 | us-gaap |
Stockholders Equity Including Portion Attributable To Noncontrolling Interest
StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
|
5600424000 | USD |
| CY2011 | us-gaap |
Other Comprehensive Income Loss Net Of Tax
OtherComprehensiveIncomeLossNetOfTax
|
-20973000 | USD |
| CY2012 | us-gaap |
Other Comprehensive Income Loss Net Of Tax
OtherComprehensiveIncomeLossNetOfTax
|
110642000 | USD |
| CY2013 | us-gaap |
Other Comprehensive Income Loss Net Of Tax
OtherComprehensiveIncomeLossNetOfTax
|
-124935000 | USD |
| CY2011 | nbr |
Share Based Compensations
ShareBasedCompensations
|
21244000 | USD |
| CY2012 | nbr |
Share Based Compensations
ShareBasedCompensations
|
18312000 | USD |
| CY2013 | nbr |
Share Based Compensations
ShareBasedCompensations
|
53255000 | USD |
| CY2011 | us-gaap |
Stockholders Equity Other
StockholdersEquityOther
|
-1754000 | USD |
| CY2012 | us-gaap |
Stockholders Equity Other
StockholdersEquityOther
|
4568000 | USD |
| CY2013 | us-gaap |
Stockholders Equity Other
StockholdersEquityOther
|
9637000 | USD |
| CY2013Q4 | nbr |
Goodwill Expected To Be Deductible For Tax Purposes
GoodwillExpectedToBeDeductibleForTaxPurposes
|
76700000 | USD |
| CY2012 | us-gaap |
Goodwill Translation Adjustments
GoodwillTranslationAdjustments
|
382000 | USD |
| CY2013 | nbr |
Premium Paid On Extinguishment Of Debt
PremiumPaidOnExtinguishmentOfDebt
|
208197000 | USD |
| CY2013 | us-gaap |
Proceeds From Issuance Of Debt
ProceedsFromIssuanceOfDebt
|
698753000 | USD |
| CY2010Q4 | us-gaap |
Retained Earnings Accumulated Deficit
RetainedEarningsAccumulatedDeficit
|
3702243000 | USD |
| CY2013Q1 | us-gaap |
Income Loss From Equity Method Investments
IncomeLossFromEquityMethodInvestments
|
2900000 | USD |
| CY2013Q2 | us-gaap |
Income Loss From Equity Method Investments
IncomeLossFromEquityMethodInvestments
|
1400000 | USD |
| CY2013Q3 | us-gaap |
Income Loss From Equity Method Investments
IncomeLossFromEquityMethodInvestments
|
-2600000 | USD |
| CY2013Q4 | us-gaap |
Income Loss From Equity Method Investments
IncomeLossFromEquityMethodInvestments
|
-1600000 | USD |
| CY2013 | us-gaap |
Payments For Proceeds From Other Investing Activities
PaymentsForProceedsFromOtherInvestingActivities
|
13000 | USD |
| CY2012Q1 | us-gaap |
Profit Loss
ProfitLoss
|
155569000 | USD |
| CY2012 | us-gaap |
Other Noncash Income Expense
OtherNoncashIncomeExpense
|
-1862000 | USD |
| CY2011 | us-gaap |
Stock Issued During Period Value Stock Options Exercised
StockIssuedDuringPeriodValueStockOptionsExercised
|
11605000 | USD |
| CY2011 | us-gaap |
Other Noncash Income Expense
OtherNoncashIncomeExpense
|
11077000 | USD |
| CY2012 | us-gaap |
Stock Issued During Period Value Stock Options Exercised
StockIssuedDuringPeriodValueStockOptionsExercised
|
-3625000 | USD |
| CY2012 | nbr |
Adjustments To Additional Paid In Capital Contribution From Forgiveness Of Liability Net Of Tax
AdjustmentsToAdditionalPaidInCapitalContributionFromForgivenessOfLiabilityNetOfTax
|
62734000 | USD |
| CY2012 | us-gaap |
Stock Issued During Period Value Treasury Stock Reissued
StockIssuedDuringPeriodValueTreasuryStockReissued
|
7750000 | USD |
| CY2011 | nbr |
Capital Expenditures And Acquisitions Of Businesses
CapitalExpendituresAndAcquisitionsOfBusinesses
|
2247735000 | USD |
| CY2013Q4 | us-gaap |
Preferred Stock Shares Issued
PreferredStockSharesIssued
|
0 | shares |
| CY2012 | us-gaap |
Stock Repurchased During Period Shares
StockRepurchasedDuringPeriodShares
|
0 | shares |
| CY2011 | us-gaap |
Stock Repurchased During Period Shares
StockRepurchasedDuringPeriodShares
|
0 | shares |
| CY2013 | us-gaap |
Stock Repurchased During Period Shares
StockRepurchasedDuringPeriodShares
|
0 | shares |
| CY2013 | us-gaap |
Payments To Acquire Businesses Net Of Cash Acquired
PaymentsToAcquireBusinessesNetOfCashAcquired
|
116971000 | USD |
| CY2012Q4 | us-gaap |
Due To Related Parties Noncurrent
DueToRelatedPartiesNoncurrent
|
800000 | USD |
| CY2013 | us-gaap |
Foreign Currency Transaction Gain Loss Unrealized
ForeignCurrencyTransactionGainLossUnrealized
|
-6225000 | USD |
| CY2013 | us-gaap |
Income Loss From Equity Method Investments Net Of Dividends Or Distributions
IncomeLossFromEquityMethodInvestmentsNetOfDividendsOrDistributions
|
-800000 | USD |
| CY2013 | us-gaap |
Other Noncash Income Expense
OtherNoncashIncomeExpense
|
2550000 | USD |
| CY2013 | us-gaap |
Increase Decrease In Accounts Receivable
IncreaseDecreaseInAccountsReceivable
|
44561000 | USD |
| CY2013 | us-gaap |
Increase Decrease In Inventories
IncreaseDecreaseInInventories
|
-39412000 | USD |
| CY2013 | us-gaap |
Increase Decrease In Other Operating Assets
IncreaseDecreaseInOtherOperatingAssets
|
6943000 | USD |
| CY2013 | us-gaap |
Increase Decrease In Other Noncurrent Assets
IncreaseDecreaseInOtherNoncurrentAssets
|
-42298000 | USD |
| CY2013 | us-gaap |
Increase Decrease In Accounts Payable And Accrued Liabilities
IncreaseDecreaseInAccountsPayableAndAccruedLiabilities
|
113550000 | USD |
| CY2013 | us-gaap |
Increase Decrease In Accrued Income Taxes Payable
IncreaseDecreaseInAccruedIncomeTaxesPayable
|
-31752000 | USD |
| CY2013 | us-gaap |
Increase Decrease In Other Noncurrent Liabilities
IncreaseDecreaseInOtherNoncurrentLiabilities
|
-109085000 | USD |
| CY2013 | us-gaap |
Proceeds From Sale Of Equity Method Investments
ProceedsFromSaleOfEquityMethodInvestments
|
12640000 | USD |
| CY2013 | us-gaap |
Proceeds From Issuance Of Long Term Debt
ProceedsFromIssuanceOfLongTermDebt
|
698753000 | USD |
| CY2013 | us-gaap |
Proceeds From Repayments Of Commercial Paper
ProceedsFromRepaymentsOfCommercialPaper
|
329844000 | USD |
| CY2013 | us-gaap |
Proceeds From Payments For Other Financing Activities
ProceedsFromPaymentsForOtherFinancingActivities
|
6704000 | USD |
| CY2012 | us-gaap |
Proceeds From Payments For Other Financing Activities
ProceedsFromPaymentsForOtherFinancingActivities
|
-2423000 | USD |
| CY2011 | us-gaap |
Proceeds From Payments For Other Financing Activities
ProceedsFromPaymentsForOtherFinancingActivities
|
-891000 | USD |
| CY2013 | us-gaap |
Dividends Common Stock
DividendsCommonStock
|
47168000 | USD |
| CY2013Q4 | us-gaap |
Trading Securities
TradingSecurities
|
3200000 | USD |
| CY2013Q4 | nbr |
Temporary Equity Interest Rate Effective Percentage
TemporaryEquityInterestRateEffectivePercentage
|
0.0400 | pure |
| CY2013Q4 | nbr |
Marketable Securities Fair Value Disclosure
MarketableSecuritiesFairValueDisclosure
|
117200000 | USD |
| CY2012Q4 | nbr |
Temporary Equity Interest Rate Effective Percentage
TemporaryEquityInterestRateEffectivePercentage
|
0.0400 | pure |
| CY2013 | us-gaap |
Goodwill Impairment Loss
GoodwillImpairmentLoss
|
0 | USD |
| CY2011 | us-gaap |
Goodwill Impairment Loss
GoodwillImpairmentLoss
|
0 | USD |
| CY2013 | us-gaap |
Impairment Of Intangible Assets Finitelived
ImpairmentOfIntangibleAssetsFinitelived
|
0 | USD |
| CY2011 | us-gaap |
Impairment Of Intangible Assets Finitelived
ImpairmentOfIntangibleAssetsFinitelived
|
0 | USD |
| CY2013 | nbr |
Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions Due To Settlements With Taxing Authorities
UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositionsDueToSettlementsWithTaxingAuthorities
|
21600000 | USD |
| CY2013 | us-gaap |
Unrecognized Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations
UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations
|
8700000 | USD |
| CY2013 | us-gaap |
Common Stock Dividends Per Share Declared
CommonStockDividendsPerShareDeclared
|
0.04 | |
| CY2013 | us-gaap |
Payments Of Dividends
PaymentsOfDividends
|
47168000 | USD |
| CY2013 | nbr |
Business Combination Consideration Transferred Future Consideration Payments
BusinessCombinationConsiderationTransferredFutureConsiderationPayments
|
-64174000 | USD |
| CY2013 | us-gaap |
Gains Losses On Extinguishment Of Debt
GainsLossesOnExtinguishmentOfDebt
|
-211981000 | USD |
| CY2013 | us-gaap |
Stock Issued During Period Value Stock Options Exercised
StockIssuedDuringPeriodValueStockOptionsExercised
|
5383000 | USD |
| CY2013 | us-gaap |
Other Comprehensive Income Loss Before Reclassifications Net Of Tax
OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax
|
-42479000 | USD |
| CY2013 | us-gaap |
Reclassification From Accumulated Other Comprehensive Income Current Period Net Of Tax
ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax
|
81524000 | USD |
| CY2012 | nbr |
Share Based Compensation Payments To Repurchase Vested Options
ShareBasedCompensationPaymentsToRepurchaseVestedOptions
|
21000000 | USD |
| CY2013Q4 | nbr |
Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Accrued Interest
DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedInterest
|
224959000 | USD |
| CY2012Q1 | nbr |
Deferred Income Tax Expense Benefit Including Discontinued Operations
DeferredIncomeTaxExpenseBenefitIncludingDiscontinuedOperations
|
49800000 | USD |
| CY2012Q1 | us-gaap |
Income Loss From Equity Method Investments Net Of Dividends Or Distributions
IncomeLossFromEquityMethodInvestmentsNetOfDividendsOrDistributions
|
-34320000 | USD |
| CY2012Q1 | us-gaap |
Increase Decrease In Inventories
IncreaseDecreaseInInventories
|
-11083000 | USD |
| CY2012Q1 | us-gaap |
Increase Decrease In Accounts Payable And Accrued Liabilities
IncreaseDecreaseInAccountsPayableAndAccruedLiabilities
|
-120791000 | USD |
| CY2012Q1 | us-gaap |
Net Cash Provided By Used In Operating Activities
NetCashProvidedByUsedInOperatingActivities
|
244183000 | USD |
| CY2012Q1 | us-gaap |
Inventory Net
InventoryNet
|
262587000 | USD |
| CY2012Q1 | us-gaap |
Assets Current
AssetsCurrent
|
3126024000 | USD |
| CY2012Q1 | us-gaap |
Investments In Affiliates Subsidiaries Associates And Joint Ventures
InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures
|
324849000 | USD |
| CY2012Q1 | us-gaap |
Assets
Assets
|
13166740000 | USD |
| CY2012Q1 | us-gaap |
Deferred Tax Liabilities Noncurrent
DeferredTaxLiabilitiesNoncurrent
|
852650000 | USD |
| CY2012Q1 | us-gaap |
Liabilities
Liabilities
|
7253419000 | USD |
| CY2012Q1 | us-gaap |
Retained Earnings Accumulated Deficit
RetainedEarningsAccumulatedDeficit
|
4111407000 | USD |
| CY2012Q1 | us-gaap |
Stockholders Equity
StockholdersEquity
|
5831876000 | USD |
| CY2012Q1 | us-gaap |
Stockholders Equity Including Portion Attributable To Noncontrolling Interest
StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
|
5844133000 | USD |
| us-gaap |
Income Loss From Equity Method Investments
IncomeLossFromEquityMethodInvestments
|
-190384000 | USD | |
| CY2012Q2 | nbr |
Revenues And Other Income
RevenuesAndOtherIncome
|
1547209000 | USD |
| CY2012Q1 | nbr |
Revenues And Other Income
RevenuesAndOtherIncome
|
1830619000 | USD |
| nbr |
Revenues And Other Income
RevenuesAndOtherIncome
|
3377828000 | USD | |
| CY2012Q1 | us-gaap |
Comprehensive Income Net Of Tax
ComprehensiveIncomeNetOfTax
|
177035000 | USD |
| CY2012Q2 | us-gaap |
Comprehensive Income Net Of Tax
ComprehensiveIncomeNetOfTax
|
-118117000 | USD |
| CY2012Q1 | us-gaap |
Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest
ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest
|
177011000 | USD |
| us-gaap |
Cost Of Goods And Services Sold
CostOfGoodsAndServicesSold
|
2244892000 | USD | |
| us-gaap |
Costs And Expenses
CostsAndExpenses
|
3298905000 | USD | |
| us-gaap |
Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest
IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
|
78923000 | USD | |
| us-gaap |
Deferred Income Tax Expense Benefit
DeferredIncomeTaxExpenseBenefit
|
-20201000 | USD | |
| us-gaap |
Income Tax Expense Benefit
IncomeTaxExpenseBenefit
|
40503000 | USD | |
| us-gaap |
Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest
IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest
|
36920000 | USD | |
| us-gaap |
Profit Loss
ProfitLoss
|
60653000 | USD | |
| us-gaap |
Net Income Loss
NetIncomeLoss
|
62094000 | USD | |
| CY2012Q1 | us-gaap |
Cost Of Goods And Services Sold
CostOfGoodsAndServicesSold
|
1155717000 | USD |
| CY2012Q1 | us-gaap |
Costs And Expenses
CostsAndExpenses
|
1595552000 | USD |
| CY2012Q1 | us-gaap |
Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest
IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
|
235067000 | USD |
| CY2012Q1 | us-gaap |
Deferred Income Tax Expense Benefit
DeferredIncomeTaxExpenseBenefit
|
49765000 | USD |
| CY2012Q1 | us-gaap |
Income Tax Expense Benefit
IncomeTaxExpenseBenefit
|
75771000 | USD |
| CY2012Q2 | us-gaap |
Cost Of Goods And Services Sold
CostOfGoodsAndServicesSold
|
1089175000 | USD |
| CY2012Q2 | us-gaap |
Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest
ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest
|
-119507000 | USD |
| CY2012Q2 | us-gaap |
Costs And Expenses
CostsAndExpenses
|
1703353000 | USD |
| CY2012Q2 | us-gaap |
Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest
IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
|
-156144000 | USD |
| CY2012Q2 | us-gaap |
Deferred Income Tax Expense Benefit
DeferredIncomeTaxExpenseBenefit
|
-69966000 | USD |
| CY2012Q2 | us-gaap |
Income Tax Expense Benefit
IncomeTaxExpenseBenefit
|
-35268000 | USD |
| CY2012Q2 | us-gaap |
Profit Loss
ProfitLoss
|
-94916000 | USD |
| us-gaap |
Income Loss From Continuing Operations Per Basic Share
IncomeLossFromContinuingOperationsPerBasicShare
|
0.13 | ||
| us-gaap |
Earnings Per Share Basic
EarningsPerShareBasic
|
0.21 | ||
| us-gaap |
Comprehensive Income Net Of Tax
ComprehensiveIncomeNetOfTax
|
58918000 | USD | |
| us-gaap |
Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest
ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest
|
57504000 | USD | |
| us-gaap |
Income Loss From Continuing Operations Per Diluted Share
IncomeLossFromContinuingOperationsPerDilutedShare
|
0.13 | ||
| CY2012Q4 | nbr |
Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Accrued Interest
DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedInterest
|
55143000 | USD |
| us-gaap |
Earnings Per Share Diluted
EarningsPerShareDiluted
|
0.21 | ||
| CY2013Q4 | us-gaap |
Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Current Liabilities
BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilities
|
22033000 | USD |
| CY2012Q1 | us-gaap |
Liabilities And Stockholders Equity
LiabilitiesAndStockholdersEquity
|
13169147000 | USD |
| nbr |
Deferred Income Tax Expense Benefit Including Discontinued Operations
DeferredIncomeTaxExpenseBenefitIncludingDiscontinuedOperations
|
-1999000 | USD | |
| us-gaap |
Income Loss From Equity Method Investments Net Of Dividends Or Distributions
IncomeLossFromEquityMethodInvestmentsNetOfDividendsOrDistributions
|
-190383000 | USD | |
| us-gaap |
Increase Decrease In Accounts Payable And Accrued Liabilities
IncreaseDecreaseInAccountsPayableAndAccruedLiabilities
|
-96019000 | USD | |
| us-gaap |
Net Cash Provided By Used In Operating Activities
NetCashProvidedByUsedInOperatingActivities
|
711937000 | USD | |
| CY2013 | nbr |
Income Tax Reconciliation Tax Contingencies Interest Expense Prior Years
IncomeTaxReconciliationTaxContingenciesInterestExpensePriorYears
|
10200000 | USD |
