$NBR
NABORS INDUSTRIES LTD Stock $nbr

$nbr Overview Financials Valuation SEC Filings Company Website

2013 Q4 Form 10-Q Financial Statement

#000110465913080127 Filed on November 01, 2013

Income Statement

Concept	2013 Q4	2013 Q3	2012 Q3
Revenue	$1.607B	$1.551B	$1.730B
YoY Change	8.63%	-10.35%	7.55%
Cost Of Revenue	$1.033B	$980.9M	$1.107B
YoY Change	11.92%	-11.39%	8.6%
Gross Profit	$574.1M	$569.9M	$622.9M
YoY Change	3.16%	-8.5%	5.73%
Gross Profit Margin	35.72%	36.75%	36.01%
Selling, General & Admin	$135.3M	$127.9M	$131.9M
YoY Change	7.3%	-3.03%	10.47%
% of Gross Profit	23.57%	22.44%	21.18%
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization	$278.8M	$277.3M	$269.7M
YoY Change	0.5%	2.82%	14.86%
% of Gross Profit	48.56%	48.66%	43.3%
Operating Expenses	$411.3M	$400.2M	$403.3M
YoY Change	6.2%	-0.77%	13.93%
Operating Profit	$162.8M	$165.9M	$225.8M
YoY Change	-3.78%	-26.54%	-16.14%
Interest Expense	-$46.80M	-$57.20M	$63.60M
YoY Change	-2.9%	-189.93%	9.55%
% of Operating Profit	-28.75%	-34.48%	28.16%
Other Income/Expense, Net
YoY Change
Pretax Income	$102.9M	-$134.4M	$60.26M
YoY Change	-24.39%	-323.1%	-51.98%
Income Tax	-$26.40M	-$44.68M	-$4.977M
% Of Pretax Income	-25.66%		-8.26%
Net Earnings	$150.6M	-$105.4M	$75.66M
YoY Change	456.2%	-239.29%	1.89%
Net Earnings / Revenue	9.37%	-6.8%	4.37%
Basic Earnings Per Share	$0.50	-$0.35	$0.26
Diluted Earnings Per Share	$0.50	-$0.35	$0.26
COMMON SHARES
Basic Shares Outstanding	295.2M shares	295.1M shares	290.4M shares
Diluted Shares Outstanding		295.1M shares	292.5M shares

Balance Sheet

Concept	2013 Q4	2013 Q3	2012 Q3
SHORT-TERM ASSETS
Cash & Short-Term Investments	$507.1M	$415.5M	$506.6M
YoY Change	-7.94%	-17.99%	28.26%
Cash & Equivalents	$389.9M	$395.9M	$471.6M
Short-Term Investments	$117.2M	$19.55M	$35.07M
Other Short-Term Assets	$272.8M	$237.2M	$211.8M
YoY Change	20.4%	12.01%	-59.11%
Inventory	$209.8M	$229.5M	$257.2M
Prepaid Expenses
Receivables	$1.400B	$1.362B	$1.529B
Other Receivables	$0.00	$0.00	$0.00
Total Short-Term Assets	$2.754B	$2.956B	$3.134B
YoY Change	-12.1%	-5.65%	23.18%
LONG-TERM ASSETS
Property, Plant & Equipment	$8.598B	$8.464B	$8.894B
YoY Change	-1.31%	-4.84%	3.7%
Goodwill	$513.0M	$479.6M	$472.5M
YoY Change	8.6%	1.5%
Intangibles
YoY Change
Long-Term Investments	$67.00M	$72.00M	$70.20M
YoY Change	8.59%	2.56%	-80.66%
Other Assets	$227.7M	$230.0M	$348.9M
YoY Change	-16.53%	-34.07%	5.09%
Total Long-Term Assets	$9.406B	$9.246B	$9.791B
YoY Change	-1.23%	-5.57%	0.17%
TOTAL ASSETS
Total Short-Term Assets	$2.754B	$2.956B	$3.134B
Total Long-Term Assets	$9.406B	$9.246B	$9.791B
Total Assets	$12.16B	$12.20B	$12.92B
YoY Change	-3.92%	-5.59%	4.92%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$545.5M	$521.1M	$560.6M
YoY Change	9.32%	-7.05%	-15.69%
Accrued Expenses	$697.1M	$579.5M	$573.6M
YoY Change	16.3%	1.02%	92.5%
Deferred Revenue
YoY Change
Short-Term Debt	$0.00	$0.00	$0.00
YoY Change
Long-Term Debt Due	$10.19M	$11.00M	$389.0K
YoY Change	2698.08%	2727.76%	-99.86%
Total Short-Term Liabilities	$1.311B	$1.125B	$1.135B
YoY Change	15.81%	-0.81%	-19.87%
LONG-TERM LIABILITIES
Long-Term Debt	$3.904B	$4.036B	$4.679B
YoY Change	-10.85%	-13.74%	14.45%
Other Long-Term Liabilities	$377.7M	$441.4M	$448.4M
YoY Change	-27.17%	-1.57%	103.83%
Total Long-Term Liabilities	$4.282B	$441.4M	$5.127B
YoY Change	-12.58%	-91.39%	19.02%
TOTAL LIABILITIES
Total Short-Term Liabilities	$1.311B	$1.125B	$1.135B
Total Long-Term Liabilities	$4.282B	$441.4M	$5.127B
Total Liabilities	$6.109B	$6.295B	$6.999B
YoY Change	-7.85%	-10.06%	5.78%
SHAREHOLDERS EQUITY
Retained Earnings	$4.305B	$4.074B	$4.093B
YoY Change	4.47%	-0.46%
Common Stock	$2.393B	$2.385B	$2.333B
YoY Change	2.37%	2.23%
Preferred Stock
YoY Change
Treasury Stock (at cost)	$944.6M	$944.6M	$944.6M
YoY Change	0.0%	0.0%
Treasury Stock Shares	28.41M shares	28.41M shares	28.41M shares
Shareholders Equity	$5.969B	$5.826B	$5.844B
YoY Change
Total Liabilities & Shareholders Equity	$12.16B	$12.20B	$12.92B
YoY Change	-3.92%	-5.59%	4.92%

Cashflow Statement

Concept	2013 Q4	2013 Q3	2012 Q3
OPERATING ACTIVITIES
Net Income	$150.6M	-$105.4M	$75.66M
YoY Change	456.2%	-239.29%	1.89%
Depreciation, Depletion And Amortization	$278.8M	$277.3M	$269.7M
YoY Change	0.5%	2.82%	14.86%
Cash From Operating Activities	$443.5M	$309.3M	$382.1M
YoY Change	-5.38%	-19.05%	60.41%
INVESTING ACTIVITIES
Capital Expenditures	-$397.5M	-$280.3M	-$253.9M
YoY Change	33.93%	10.4%	-52.04%
Acquisitions
YoY Change
Other Investing Activities	$93.00M	$111.4M	$16.00M
YoY Change	-48.73%	596.25%	-134.86%
Cash From Investing Activities	-$304.5M	-$168.9M	-$238.0M
YoY Change	163.86%	-29.03%	-58.62%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	-142.7M	-253.5M	6.400M
YoY Change	-52.43%	-4060.94%	-92.74%
NET CHANGE
Cash From Operating Activities	443.5M	309.3M	382.1M
Cash From Investing Activities	-304.5M	-168.9M	-238.0M
Cash From Financing Activities	-142.7M	-253.5M	6.400M
Net Change In Cash	-3.700M	-113.1M	150.5M
YoY Change	-106.94%	-175.15%	-160.49%
FREE CASH FLOW
Cash From Operating Activities	$443.5M	$309.3M	$382.1M
Capital Expenditures	-$397.5M	-$280.3M	-$253.9M
Free Cash Flow	$841.0M	$589.6M	$636.0M
YoY Change	9.86%	-7.3%	-17.14%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	Q3
CY2012Q4	us-gaap	Inventory Finished Goods Net Of Reserves InventoryFinishedGoodsNetOfReserves	56578000	USD
CY2012Q4	us-gaap	Inventory Net InventoryNet	251133000	USD
CY2012Q4	us-gaap	Inventory Work In Process Net Of Reserves InventoryWorkInProcessNetOfReserves	45733000	USD
CY2013Q3	us-gaap	Inventory Raw Materials Net Of Reserves InventoryRawMaterialsNetOfReserves	149630000	USD
CY2012Q4	us-gaap	Inventory Raw Materials Net Of Reserves InventoryRawMaterialsNetOfReserves	148822000	USD
CY2013Q3	us-gaap	Inventory Work In Process Net Of Reserves InventoryWorkInProcessNetOfReserves	29256000	USD
CY2013Q3	us-gaap	Inventory Finished Goods Net Of Reserves InventoryFinishedGoodsNetOfReserves	50608000	USD
CY2013Q3	us-gaap	Inventory Net InventoryNet	229494000	USD
CY2012Q4	us-gaap	Goodwill Goodwill	472326000	USD
CY2013Q3	us-gaap	Goodwill Goodwill	479557000	USD
	nbr	Goodwill Acquisitions And Purchase Price Adjustments GoodwillAcquisitionsAndPurchasePriceAdjustments	15828000	USD
	us-gaap	Goodwill Translation Adjustments GoodwillTranslationAdjustments	-597000	USD
	us-gaap	Proceeds From Sale And Maturity Of Available For Sale Securities ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities	107361000	USD
CY2012Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	524922000	USD
CY2012Q4	us-gaap	Trading Securities Equity Current TradingSecuritiesEquityCurrent	52705000	USD
CY2012Q4	us-gaap	Available For Sale Securities Equity Securities Current AvailableForSaleSecuritiesEquitySecuritiesCurrent	174610000	USD
CY2012Q4	us-gaap	Available For Sale Securities Debt Securities Current AvailableForSaleSecuritiesDebtSecuritiesCurrent	25967000	USD
CY2012Q4	us-gaap	Short Term Investments ShortTermInvestments	253282000	USD
CY2013Q3	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	395923000	USD
CY2013Q3	us-gaap	Available For Sale Securities Equity Securities Current AvailableForSaleSecuritiesEquitySecuritiesCurrent	76469000	USD
CY2013Q3	us-gaap	Available For Sale Securities Debt Securities Current AvailableForSaleSecuritiesDebtSecuritiesCurrent	19546000	USD
CY2013Q3	us-gaap	Short Term Investments ShortTermInvestments	96015000	USD
CY2012Q4	us-gaap	Cash And Cash Equivalents Fair Value Disclosure CashAndCashEquivalentsFairValueDisclosure	524922000	USD
CY2012Q4	us-gaap	Trading Securities TradingSecurities	52705000	USD
CY2012	us-gaap	Trading Securities Unrealized Holding Gain TradingSecuritiesUnrealizedHoldingGain	46981000	USD
CY2013Q3	us-gaap	Cash And Cash Equivalents Fair Value Disclosure CashAndCashEquivalentsFairValueDisclosure	395923000	USD
CY2013Q3	us-gaap	Proceeds From Sale And Maturity Of Available For Sale Securities ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities	408000	USD
CY2012Q3	us-gaap	Proceeds From Sale And Maturity Of Available For Sale Securities ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities	3953000	USD
CY2012Q4	nbr	Available For Sale Securities Gross Unrealized Gain Accumulated In Investments AvailableForSaleSecuritiesGrossUnrealizedGainAccumulatedInInvestments	139205000	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
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
	us-gaap	Proceeds From Sale And Maturity Of Available For Sale Securities ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities	23186000	USD
	us-gaap	Available For Sale Securities Gross Realized Gain Loss Net AvailableForSaleSecuritiesGrossRealizedGainLossNet	88159000	USD
CY2013Q3	us-gaap	Available For Sale Securities Gross Realized Gain Loss Net AvailableForSaleSecuritiesGrossRealizedGainLossNet	2000	USD
CY2012Q3	us-gaap	Available For Sale Securities Gross Realized Gain Loss Net AvailableForSaleSecuritiesGrossRealizedGainLossNet	1732000	USD
	us-gaap	Available For Sale Securities Gross Realized Gain Loss Net AvailableForSaleSecuritiesGrossRealizedGainLossNet	14007000	USD
CY2012Q4	us-gaap	Available For Sale Securities AvailableForSaleSecurities	200577000	USD
CY2013Q3	us-gaap	Available For Sale Securities AvailableForSaleSecurities	96015000	USD
CY2013Q3	nbr	Available For Sale Securities Gross Unrealized Gain Accumulated In Investments AvailableForSaleSecuritiesGrossUnrealizedGainAccumulatedInInvestments	51124000	USD
CY2013Q3	nbr	Available For Sale Securities Gross Unrealized Loss Accumulated In Investments AvailableForSaleSecuritiesGrossUnrealizedLossAccumulatedInInvestments	69000	USD
CY2013Q3	us-gaap	Cash Cash Equivalents And Short Term Investments CashCashEquivalentsAndShortTermInvestments	491938000	USD
CY2013Q3	nbr	Cash Cash Equivalents And Short Term Investments Gross Unrealized Gains CashCashEquivalentsAndShortTermInvestmentsGrossUnrealizedGains	51124000	USD
CY2013Q3	nbr	Cash Cash Equivalents And Short Term Investments Gross Unrealized Losses CashCashEquivalentsAndShortTermInvestmentsGrossUnrealizedLosses	69000	USD
CY2013Q3	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Less Than Twelve Months Fair Value AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue	22000	USD
CY2013Q3	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Twelve Months Or Longer Fair Value AvailableForSaleSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue	446000	USD
CY2013Q3	us-gaap	Available For Sale Securities Debt Maturities Rolling Year Two Through Five Fair Value AvailableForSaleSecuritiesDebtMaturitiesRollingYearTwoThroughFiveFairValue	15113000	USD
CY2013Q3	nbr	Available For Sale Securities Debt Maturities Rolling After Year Five Fair Value AvailableForSaleSecuritiesDebtMaturitiesRollingAfterYearFiveFairValue	4433000	USD
CY2013Q3	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	19546000	USD
CY2013Q3	nbr	Fair Value Transfers Between Level1 And Level2 FairValueTransfersBetweenLevel1AndLevel2	0	USD
CY2012Q4	us-gaap	Debt Instrument Carrying Amount DebtInstrumentCarryingAmount	4448888000	USD
CY2012Q4	us-gaap	Temporary Equity Carrying Amount Attributable To Noncontrolling Interest TemporaryEquityCarryingAmountAttributableToNoncontrollingInterest	69188000	USD
CY2012Q4	us-gaap	Debt Instrument Fair Value DebtInstrumentFairValue	5142918000	USD
CY2012Q4	nbr	Temporary Equity Fair Value TemporaryEquityFairValue	68625000	USD
CY2013Q3	us-gaap	Debt Instrument Carrying Amount DebtInstrumentCarryingAmount	4116656000	USD
CY2013Q3	us-gaap	Debt Instrument Fair Value DebtInstrumentFairValue	4392882000	USD
CY2013Q3	us-gaap	Temporary Equity Carrying Amount Attributable To Noncontrolling Interest TemporaryEquityCarryingAmountAttributableToNoncontrollingInterest	69188000	USD
CY2013Q3	nbr	Temporary Equity Fair Value TemporaryEquityFairValue	69750000	USD
	us-gaap	Adjustments Related To Tax Withholding For Share Based Compensation AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation	3100000	USD
	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	45900000	USD
CY2013Q3	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	7100000	USD
CY2013Q3	us-gaap	Other Long Term Debt OtherLongTermDebt	11494000	USD
CY2012Q4	us-gaap	Other Long Term Debt OtherLongTermDebt	437000	USD
CY2013Q3	us-gaap	Long Term Debt LongTermDebt	4047468000	USD
CY2012Q4	us-gaap	Long Term Debt LongTermDebt	4379700000	USD
CY2013Q3	us-gaap	Debt Current DebtCurrent	11441000	USD
CY2012Q4	us-gaap	Debt Current DebtCurrent	364000	USD
CY2012Q4	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	4379336000	USD
	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	4400000	USD
	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	1100000	shares
	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	17000000	USD
	nbr	Share Based Compensation Payments To Repurchase Vested Options ShareBasedCompensationPaymentsToRepurchaseVestedOptions	21000000	USD
	us-gaap	Shares Paid For Tax Withholding For Share Based Compensation SharesPaidForTaxWithholdingForShareBasedCompensation	200000	shares
	us-gaap	Shares Paid For Tax Withholding For Share Based Compensation SharesPaidForTaxWithholdingForShareBasedCompensation	100000	shares
	us-gaap	Adjustments Related To Tax Withholding For Share Based Compensation AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation	2100000	USD
CY2013Q3	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.04
	us-gaap	Payments Of Dividends PaymentsOfDividends	35357000	USD
	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	11887169	shares
CY2012Q3	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	63501000	USD
	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	-453000	USD
	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	101069000	USD
	us-gaap	Income Loss From Discontinued Operations Net Of Tax IncomeLossFromDiscontinuedOperationsNetOfTax	35888000	USD
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	292290000	shares
CY2012Q3	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	15010906	shares
CY2013Q3	nbr	Employers Liability Claims Subject To Per Occurrence Deductible EmployersLiabilityClaimsSubjectToPerOccurrenceDeductible	2000000	USD
CY2013Q3	nbr	Automobile Claims Deductible AutomobileClaimsDeductible	1000000	USD
CY2013Q3	nbr	General Liability Claims Subject To Per Occurrence Deductible GeneralLiabilityClaimsSubjectToPerOccurrenceDeductible	5000000	USD
CY2013Q3	nbr	Guarantee Obligations Maximum Exposure In Year One GuaranteeObligationsMaximumExposureInYearOne	4765000	USD
CY2013Q3	nbr	Guarantee Obligations Maximum Exposure In Year Two GuaranteeObligationsMaximumExposureInYearTwo	59482000	USD
CY2013Q3	us-gaap	Guarantee Obligations Maximum Exposure GuaranteeObligationsMaximumExposure	76180000	USD
CY2013Q3	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	-90510000	USD
	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	100616000	USD
CY2013Q3	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	441000	USD
CY2013Q3	us-gaap	Undistributed Earnings Allocated To Participating Securities UndistributedEarningsAllocatedToParticipatingSecurities	-1411000	USD
CY2013Q3	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	-89540000	USD
CY2013Q3	us-gaap	Income Loss From Discontinued Operations Net Of Tax IncomeLossFromDiscontinuedOperationsNetOfTax	-14430000	USD
	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	6154000	USD
	us-gaap	Undistributed Earnings Allocated To Participating Securities UndistributedEarningsAllocatedToParticipatingSecurities	-671000	USD
	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	24342000	USD
	us-gaap	Income Loss From Discontinued Operations Net Of Tax IncomeLossFromDiscontinuedOperationsNetOfTax	-34292000	USD
CY2013Q3	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	-0.30
CY2013Q3	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare	-0.05
CY2013Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-0.35
CY2013Q3	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	-0.30
CY2013Q3	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Diluted Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare	-0.05
CY2013Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-0.35
CY2013Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	295076000	shares
CY2013Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	295076000	shares
CY2013Q3	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	18786837	shares
	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	0.08
	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare	-0.11
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-0.03
	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	0.08
	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Diluted Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare	-0.11
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-0.03
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	293837000	shares
	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	2371000	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	296208000	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	289822000	shares
	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	13934259	shares
	nbr	Losses Gains On Sales Retirements And Involuntary Conversions Of Long Lived Assets LossesGainsOnSalesRetirementsAndInvoluntaryConversionsOfLongLivedAssets	8150000	USD
CY2012Q4	us-gaap	Workers Compensation Liability Current WorkersCompensationLiabilityCurrent	22645000	USD
CY2013Q3	us-gaap	Workers Compensation Liability Current WorkersCompensationLiabilityCurrent	22645000	USD
CY2012Q4	us-gaap	Interest Payable Current InterestPayableCurrent	90878000	USD
CY2012Q4	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	158095000	USD
CY2013Q3	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	165022000	USD
CY2012Q4	us-gaap	Deferred Revenue Current DeferredRevenueCurrent	148165000	USD
CY2013Q3	us-gaap	Deferred Revenue Current DeferredRevenueCurrent	183049000	USD
CY2012Q4	us-gaap	Accrual For Taxes Other Than Income Taxes Current AccrualForTaxesOtherThanIncomeTaxesCurrent	58590000	USD
CY2013Q3	us-gaap	Accrual For Taxes Other Than Income Taxes Current AccrualForTaxesOtherThanIncomeTaxesCurrent	63504000	USD
CY2013Q3	us-gaap	Interest Payable Current InterestPayableCurrent	19012000	USD
CY2012Q4	us-gaap	Product Warranty Accrual Classified Current ProductWarrantyAccrualClassifiedCurrent	6436000	USD
CY2013Q3	us-gaap	Product Warranty Accrual Classified Current ProductWarrantyAccrualClassifiedCurrent	6172000	USD
	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	-211981000	USD
CY2013Q3	us-gaap	Gain Loss Related To Litigation Settlement GainLossRelatedToLitigationSettlement	-1983000	USD
CY2013Q3	us-gaap	Foreign Currency Transaction Gain Loss Before Tax ForeignCurrencyTransactionGainLossBeforeTax	290000	USD
CY2013Q3	us-gaap	Gain Loss On Sale Of Other Assets GainLossOnSaleOfOtherAssets	1233000	USD
CY2012Q3	us-gaap	Gain Loss Related To Litigation Settlement GainLossRelatedToLitigationSettlement	-3255000	USD
CY2012Q3	us-gaap	Foreign Currency Transaction Gain Loss Before Tax ForeignCurrencyTransactionGainLossBeforeTax	-2766000	USD
CY2012Q3	us-gaap	Gain Loss On Sale Of Other Assets GainLossOnSaleOfOtherAssets	-1603000	USD
	us-gaap	Gain Loss Related To Litigation Settlement GainLossRelatedToLitigationSettlement	-8791000	USD
	us-gaap	Foreign Currency Transaction Gain Loss Before Tax ForeignCurrencyTransactionGainLossBeforeTax	-5021000	USD
	us-gaap	Gain Loss On Sale Of Other Assets GainLossOnSaleOfOtherAssets	-1192000	USD
CY2013Q3	nbr	Losses Gains On Sales Retirements And Impairments Of Long Lived Assets And Other Expense Income Net LossesGainsOnSalesRetirementsAndImpairmentsOfLongLivedAssetsAndOtherExpenseIncomeNet	3266000	USD
CY2012Q3	nbr	Losses Gains On Sales Retirements And Impairments Of Long Lived Assets And Other Expense Income Net LossesGainsOnSalesRetirementsAndImpairmentsOfLongLivedAssetsAndOtherExpenseIncomeNet	10216000	USD
	nbr	Losses Gains On Sales Retirements And Impairments Of Long Lived Assets And Other Expense Income Net LossesGainsOnSalesRetirementsAndImpairmentsOfLongLivedAssetsAndOtherExpenseIncomeNet	27245000	USD
CY2013Q3	us-gaap	Impairment Of Long Lived Assets To Be Disposed Of ImpairmentOfLongLivedAssetsToBeDisposedOf	14044000	USD
	us-gaap	Impairment Of Long Lived Assets To Be Disposed Of ImpairmentOfLongLivedAssetsToBeDisposedOf	14044000	USD
CY2012Q4	us-gaap	Litigation Reserve Current LitigationReserveCurrent	26782000	USD
CY2013Q3	us-gaap	Litigation Reserve Current LitigationReserveCurrent	28597000	USD
CY2012Q4	us-gaap	Liabilities Of Disposal Group Including Discontinued Operation Current LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent	68961000	USD
CY2013Q3	us-gaap	Liabilities Of Disposal Group Including Discontinued Operation Current LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent	64278000	USD
CY2013Q3	us-gaap	Accrued Professional Fees Current AccruedProfessionalFeesCurrent	3228000	USD
CY2012Q4	us-gaap	Accrued Professional Fees Current AccruedProfessionalFeesCurrent	2989000	USD
CY2013Q3	us-gaap	Deferred Tax Liabilities Current DeferredTaxLiabilitiesCurrent	12105000	USD
CY2012Q4	us-gaap	Deferred Tax Liabilities Current DeferredTaxLiabilitiesCurrent	10721000	USD
CY2013Q3	us-gaap	Other Accrued Liabilities Current OtherAccruedLiabilitiesCurrent	11864000	USD
CY2012Q4	us-gaap	Other Accrued Liabilities Current OtherAccruedLiabilitiesCurrent	5118000	USD
CY2013Q3	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	579476000	USD
CY2012Q4	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	599380000	USD
CY2013Q3	us-gaap	Interest And Dividend Income Securities InterestAndDividendIncomeSecurities	1107000	USD
CY2012Q3	us-gaap	Interest And Dividend Income Securities InterestAndDividendIncomeSecurities	1160000	USD
	us-gaap	Interest And Dividend Income Securities InterestAndDividendIncomeSecurities	6110000	USD
	us-gaap	Gain Loss On Investments GainLossOnInvestments	91246000	USD
CY2013Q3	us-gaap	Gain Loss On Investments GainLossOnInvestments	122000	USD
CY2012Q3	us-gaap	Gain Loss On Investments GainLossOnInvestments	6064000	USD
	us-gaap	Gain Loss On Investments GainLossOnInvestments	26734000	USD
	us-gaap	Investment Income Interest And Dividend InvestmentIncomeInterestAndDividend	95471000	USD
CY2013Q3	us-gaap	Investment Income Interest And Dividend InvestmentIncomeInterestAndDividend	1229000	USD
CY2012Q3	us-gaap	Investment Income Interest And Dividend InvestmentIncomeInterestAndDividend	7224000	USD
	us-gaap	Investment Income Interest And Dividend InvestmentIncomeInterestAndDividend	32844000	USD
CY2012Q3	us-gaap	Trading Securities Unrealized Holding Gain Loss TradingSecuritiesUnrealizedHoldingGainLoss	4200000	USD
	us-gaap	Trading Securities Unrealized Holding Gain Loss TradingSecuritiesUnrealizedHoldingGainLoss	11600000	USD
	us-gaap	Available For Sale Securities Gross Realized Gains AvailableForSaleSecuritiesGrossRealizedGains	88200000	USD
	us-gaap	Trading Securities Realized Gain Loss TradingSecuritiesRealizedGainLoss	2500000	USD
	us-gaap	Gain Loss On Sale Of Debt Investments GainLossOnSaleOfDebtInvestments	14000000	USD
CY2013Q3	nbr	Losses Gains On Sales Retirements And Involuntary Conversions Of Long Lived Assets LossesGainsOnSalesRetirementsAndInvoluntaryConversionsOfLongLivedAssets	2806000	USD
CY2012Q3	nbr	Losses Gains On Sales Retirements And Involuntary Conversions Of Long Lived Assets LossesGainsOnSalesRetirementsAndInvoluntaryConversionsOfLongLivedAssets	2592000	USD
	nbr	Losses Gains On Sales Retirements And Involuntary Conversions Of Long Lived Assets LossesGainsOnSalesRetirementsAndInvoluntaryConversionsOfLongLivedAssets	6773000	USD
	us-gaap	Gain Loss On Contract Termination GainLossOnContractTermination	-45000000	USD
CY2013Q3	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	-208197000	USD
	us-gaap	Impairment Of Long Lived Assets To Be Disposed Of ImpairmentOfLongLivedAssetsToBeDisposedOf	46264000	USD
	us-gaap	Impairment Of Intangible Assets Finitelived ImpairmentOfIntangibleAssetsFinitelived	74960000	USD
	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	26279000	USD
CY2010Q3	us-gaap	Finite Lived Intangible Asset Useful Life FiniteLivedIntangibleAssetUsefulLife	P10Y
CY2013Q3	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	311631000	USD
	us-gaap	Other Comprehensive Income Loss Before Reclassifications Net Of Tax OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax	-35304000	USD
	us-gaap	Reclassification From Accumulated Other Comprehensive Income Current Period Net Of Tax ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax	84660000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	41216000	USD
CY2012Q4	us-gaap	Long Term Investments And Receivables Net LongTermInvestmentsAndReceivablesNet	4269000	USD
CY2013Q3	us-gaap	Assets Held For Sale Current AssetsHeldForSaleCurrent	396201000	USD
CY2013Q3	nbr	Undiscounted Contractual Commitments UndiscountedContractualCommitments	279900000	USD
CY2013Q3	us-gaap	Liabilities Of Disposal Group Including Discontinued Operation LiabilitiesOfDisposalGroupIncludingDiscontinuedOperation	170500000	USD
CY2012Q4	us-gaap	Liabilities Of Disposal Group Including Discontinued Operation LiabilitiesOfDisposalGroupIncludingDiscontinuedOperation	206000000	USD
	nbr	Operating Revenues And Income Loss From Equity Method Of Investment OperatingRevenuesAndIncomeLossFromEquityMethodOfInvestment	4545890000	USD
CY2013Q3	nbr	Operating Revenues And Income Loss From Equity Method Of Investment OperatingRevenuesAndIncomeLossFromEquityMethodOfInvestment	1548191000	USD
CY2012Q3	nbr	Operating Revenues And Income Loss From Equity Method Of Investment OperatingRevenuesAndIncomeLossFromEquityMethodOfInvestment	1630380000	USD
	nbr	Operating Revenues And Income Loss From Equity Method Of Investment OperatingRevenuesAndIncomeLossFromEquityMethodOfInvestment	4969986000	USD
	us-gaap	Operating Income Loss OperatingIncomeLoss	398635000	USD
CY2013Q3	us-gaap	Operating Income Loss OperatingIncomeLoss	165893000	USD
CY2012Q3	us-gaap	Operating Income Loss OperatingIncomeLoss	225835000	USD
	us-gaap	Operating Income Loss OperatingIncomeLoss	753292000	USD
	us-gaap	Interest Expense InterestExpense	176343000	USD
	us-gaap	Interest Expense InterestExpense	190068000	USD
CY2013Q3	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	-134444000	USD
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	124987000	USD
CY2012Q4	us-gaap	Assets Assets	12656022000	USD
CY2013Q3	us-gaap	Assets Assets	12202116000	USD
	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	500000	shares
CY2013Q3	us-gaap	Other Assets Current OtherAssetsCurrent	237217000	USD
CY2013Q3	us-gaap	Deferred Tax Assets Net Current DeferredTaxAssetsNetCurrent	239171000	USD
CY2013Q3	us-gaap	Assets Current AssetsCurrent	2956455000	USD
CY2013Q3	us-gaap	Long Term Investments LongTermInvestments	3371000	USD
CY2013Q3	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	8463804000	USD
CY2013Q3	us-gaap	Investments In Affiliates Subsidiaries Associates And Joint Ventures InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures	68907000	USD
CY2013Q3	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	230022000	USD
CY2013Q3	us-gaap	Accounts Payable Current AccountsPayableCurrent	521133000	USD
CY2013Q3	us-gaap	Accrued Income Taxes Current AccruedIncomeTaxesCurrent	13372000	USD
CY2013Q3	us-gaap	Liabilities Current LiabilitiesCurrent	1125422000	USD
CY2013Q3	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	441372000	USD
CY2013Q3	us-gaap	Deferred Tax Liabilities Noncurrent DeferredTaxLiabilitiesNoncurrent	692514000	USD
CY2013Q3	us-gaap	Liabilities Liabilities	6295335000	USD
	nbr	Depreciation And Amortization Including Discontinued Operations DepreciationAndAmortizationIncludingDiscontinuedOperations	820898000	USD
CY2013Q3	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	5837593000	USD
	nbr	Depletions Depletions	22235000	USD
	nbr	Deferred Income Tax Expense Benefit Including Discontinued Operations DeferredIncomeTaxExpenseBenefitIncludingDiscontinuedOperations	-31535000	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	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	8712088000	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	Accounts Payable Current AccountsPayableCurrent	499010000	USD
CY2012Q4	us-gaap	Accrued Income Taxes Current AccruedIncomeTaxesCurrent	33628000	USD
CY2012Q4	us-gaap	Liabilities Current LiabilitiesCurrent	1132382000	USD
CY2012Q4	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	518664000	USD
CY2012Q4	us-gaap	Deferred Tax Liabilities Noncurrent DeferredTaxLiabilitiesNoncurrent	599335000	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
CY2013Q3	us-gaap	Sales Revenue Net SalesRevenueNet	1550819000	USD
CY2013Q3	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	-2628000	USD
CY2012Q3	us-gaap	Costs And Expenses CostsAndExpenses	1577342000	USD
CY2013Q3	nbr	Revenues And Other Income RevenuesAndOtherIncome	1549420000	USD
CY2013Q3	us-gaap	Cost Of Goods And Services Sold CostOfGoodsAndServicesSold	980911000	USD
CY2013Q3	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	127943000	USD
CY2013Q3	nbr	Depreciation And Amortization Continuing Operations DepreciationAndAmortizationContinuingOperations	273444000	USD
CY2013Q3	us-gaap	Costs And Expenses CostsAndExpenses	1683864000	USD
CY2013Q3	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	-44684000	USD
CY2013Q3	nbr	Subsidiary Preferred Stock Dividend SubsidiaryPreferredStockDividend	-750000	USD
CY2013Q3	us-gaap	Profit Loss ProfitLoss	-104940000	USD
CY2013Q3	us-gaap	Net Income Loss NetIncomeLoss	-105381000	USD
CY2012Q3	us-gaap	Sales Revenue Net SalesRevenueNet	1729907000	USD
CY2012Q3	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	-99527000	USD
CY2012Q3	nbr	Revenues And Other Income RevenuesAndOtherIncome	1637604000	USD
CY2012Q3	us-gaap	Cost Of Goods And Services Sold CostOfGoodsAndServicesSold	1107032000	USD
CY2012Q3	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	130681000	USD
CY2012Q3	nbr	Depreciation And Amortization Continuing Operations DepreciationAndAmortizationContinuingOperations	265637000	USD
	nbr	Asset Impairment And Other Charges AssetImpairmentAndOtherCharges	147503000	USD
CY2012Q3	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	60262000	USD
CY2012Q3	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	-4977000	USD
CY2012Q3	nbr	Subsidiary Preferred Stock Dividend SubsidiaryPreferredStockDividend	-750000	USD
CY2012Q3	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	64489000	USD
CY2012Q3	us-gaap	Income Loss From Discontinued Operations Net Of Tax IncomeLossFromDiscontinuedOperationsNetOfTax	12155000	USD
CY2012Q3	us-gaap	Profit Loss ProfitLoss	76644000	USD
CY2012Q3	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	988000	USD
CY2012Q3	us-gaap	Net Income Loss NetIncomeLoss	75656000	USD
	us-gaap	Sales Revenue Net SalesRevenueNet	4544263000	USD
	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	1627000	USD
	nbr	Revenues And Other Income RevenuesAndOtherIncome	4641361000	USD
	us-gaap	Cost Of Goods And Services Sold CostOfGoodsAndServicesSold	2948213000	USD
	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Before Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax	-86573000	USD
	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	390023000	USD
	nbr	Depreciation And Amortization Continuing Operations DepreciationAndAmortizationContinuingOperations	809019000	USD
	us-gaap	Asset Impairment Charges AssetImpairmentCharges	287241000	USD
	us-gaap	Costs And Expenses CostsAndExpenses	4638084000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	-28798000	USD
	nbr	Subsidiary Preferred Stock Dividend SubsidiaryPreferredStockDividend	-2250000	USD
	us-gaap	Net Income Loss NetIncomeLoss	-10621000	USD
	us-gaap	Sales Revenue Net SalesRevenueNet	5272499000	USD
	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	-302513000	USD
	nbr	Revenues And Other Income RevenuesAndOtherIncome	5002830000	USD
	us-gaap	Cost Of Goods And Services Sold CostOfGoodsAndServicesSold	3353520000	USD
	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	398534000	USD
	nbr	Depreciation And Amortization Continuing Operations DepreciationAndAmortizationContinuingOperations	766441000	USD
CY2012Q3	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	50979000	USD
	us-gaap	Asset Impairment Charges AssetImpairmentCharges	147503000	USD
	us-gaap	Costs And Expenses CostsAndExpenses	4877843000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	22121000	USD
	nbr	Subsidiary Preferred Stock Dividend SubsidiaryPreferredStockDividend	-2250000	USD
	us-gaap	Payments To Acquire Investments PaymentsToAcquireInvestments	949000	USD
	us-gaap	Profit Loss ProfitLoss	136504000	USD
	us-gaap	Net Income Loss NetIncomeLoss	136957000	USD
CY2013Q3	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Before Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentBeforeTax	15716000	USD
CY2013Q3	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	-3416000	USD
CY2013Q3	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax	2000	USD
CY2013Q3	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Before Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax	-3418000	USD
CY2013Q3	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Gain Loss Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossBeforeTax	-280000	USD
CY2013Q3	us-gaap	Other Comprehensive Income Loss Derivatives Qualifying As Hedges Before Tax OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesBeforeTax	153000	USD
CY2013Q3	us-gaap	Other Comprehensive Income Loss Before Tax Portion Attributable To Parent OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent	12731000	USD
CY2013Q3	us-gaap	Other Comprehensive Income Loss Tax Portion Attributable To Parent1 OtherComprehensiveIncomeLossTaxPortionAttributableToParent1	116000	USD
CY2013Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	12615000	USD
CY2013Q3	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	-92766000	USD
CY2013Q3	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	670000	USD
CY2013Q3	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	-92096000	USD
CY2012Q3	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Before Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentBeforeTax	31550000	USD
CY2012Q3	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	13667000	USD
CY2012Q3	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax	1523000	USD
CY2012Q3	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Before Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax	12144000	USD
CY2012Q3	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Gain Loss Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossBeforeTax	-260000	USD
CY2012Q3	us-gaap	Other Comprehensive Income Loss Derivatives Qualifying As Hedges Before Tax OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesBeforeTax	166000	USD
	nbr	Depreciation And Amortization Including Discontinued Operations DepreciationAndAmortizationIncludingDiscontinuedOperations	778393000	USD
CY2012Q3	us-gaap	Other Comprehensive Income Loss Before Tax Portion Attributable To Parent OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent	44120000	USD
CY2012Q3	us-gaap	Other Comprehensive Income Loss Tax Portion Attributable To Parent1 OtherComprehensiveIncomeLossTaxPortionAttributableToParent1	-272000	USD
CY2012Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	44392000	USD
CY2012Q3	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	120048000	USD
CY2012Q3	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Net Of Tax Portion Attributable To Noncontrolling Interest OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToNoncontrollingInterest	390000	USD
CY2012Q3	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	1378000	USD
CY2012Q3	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	121426000	USD
	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Before Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentBeforeTax	-36853000	USD
	nbr	Depletions Depletions	223000	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	1586000	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax	88159000	USD
	us-gaap	Proceeds From Sale Maturity And Collections Of Investments ProceedsFromSaleMaturityAndCollectionsOfInvestments	163944000	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Gain Loss Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossBeforeTax	-842000	USD
	us-gaap	Other Comprehensive Income Loss Derivatives Qualifying As Hedges Before Tax OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesBeforeTax	459000	USD
	us-gaap	Other Comprehensive Income Loss Before Tax Portion Attributable To Parent OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent	-122125000	USD
	us-gaap	Other Comprehensive Income Loss Tax Portion Attributable To Parent1 OtherComprehensiveIncomeLossTaxPortionAttributableToParent1	-2161000	USD
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-511003000	USD
	us-gaap	Proceeds From Repayments Of Bank Overdrafts ProceedsFromRepaymentsOfBankOverdrafts	-1748000	USD
	us-gaap	Proceeds From Long Term Lines Of Credit ProceedsFromLongTermLinesOfCredit	710000000	USD
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	-130585000	USD
	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Net Of Tax Portion Attributable To Noncontrolling Interest OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToNoncontrollingInterest	-572000	USD
	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	5582000	USD
	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	-125003000	USD
	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Before Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentBeforeTax	29157000	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	20882000	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax	14007000	USD
	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Before Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax	6875000	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Gain Loss Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossBeforeTax	-780000	USD
	us-gaap	Other Comprehensive Income Loss Derivatives Qualifying As Hedges Before Tax OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesBeforeTax	548000	USD
	us-gaap	Other Comprehensive Income Loss Before Tax Portion Attributable To Parent OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent	37360000	USD
	nbr	Deferred Income Tax Expense Benefit Including Discontinued Operations DeferredIncomeTaxExpenseBenefitIncludingDiscontinuedOperations	-81116000	USD
	us-gaap	Other Comprehensive Income Loss Tax Portion Attributable To Parent1 OtherComprehensiveIncomeLossTaxPortionAttributableToParent1	-3856000	USD
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	178173000	USD
	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Net Of Tax Portion Attributable To Noncontrolling Interest OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToNoncontrollingInterest	417000	USD
	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	-36000	USD
	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	178137000	USD
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	974715000	USD
	us-gaap	Proceeds From Divestiture Of Businesses And Interests In Affiliates ProceedsFromDivestitureOfBusinessesAndInterestsInAffiliates	10000000	USD
	us-gaap	Proceeds From Sale Maturity And Collections Of Investments ProceedsFromSaleMaturityAndCollectionsOfInvestments	30111000	USD
	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	37516000	USD
	us-gaap	Payments To Acquire Productive Assets PaymentsToAcquireProductiveAssets	780711000	USD
	us-gaap	Payments To Acquire Productive Assets PaymentsToAcquireProductiveAssets	1221769000	USD
	us-gaap	Proceeds From Sales Of Business Affiliate And Productive Assets ProceedsFromSalesOfBusinessAffiliateAndProductiveAssets	10000000	USD
	us-gaap	Proceeds From Repayments Of Bank Overdrafts ProceedsFromRepaymentsOfBankOverdrafts	-7497000	USD
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	us-gaap	Effect Of Exchange Rate On Cash And Cash Equivalents EffectOfExchangeRateOnCashAndCashEquivalents	-2771000	USD
	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	72987000	USD
CY2011Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	398575000	USD
CY2012Q3	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	471562000	USD
	us-gaap	Nature Of Operations NatureOfOperations	<div style="font-size:10.0pt;font-family:Times New Roman;"> <p style="MARGIN: 0in 0in 0pt;"><b><font style="FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt; FONT-WEIGHT: bold;" size="2">Note 1 Nature of Operations</font></b></p> <p style="MARGIN: 0in 0in 0pt;"> </p> <p style="TEXT-INDENT: 0.25in; MARGIN: 0in 0in 0pt;"><font style="FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt;" size="2">Nabors has grown from a land drilling business centered in the U.S. Lower 48 states, Canada and Alaska 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> <p style="TEXT-INDENT: 0.25in; MARGIN: 0in 0in 0pt;"> </p> <p style="MARGIN: 0in 0in 0pt 0.25in;"><b><i><font style="FONT-STYLE: italic; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt; FONT-WEIGHT: bold;" size="2">Drilling & Rig Services</font></i></b></p> <p style="MARGIN: 0in 0in 0pt 0.25in;"> </p> <p style="MARGIN: 0in 0in 0pt 0.25in;"><font style="FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt;" 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="MARGIN: 0in 0in 0pt 0.25in;"> </p> <p style="MARGIN: 0in 0in 0pt 0.25in;"><b><i><font style="FONT-STYLE: italic; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt; FONT-WEIGHT: bold;" size="2">Completion & Production Services</font></i></b></p> <p style="MARGIN: 0in 0in 0pt 0.25in;"> </p> <p style="MARGIN: 0in 0in 0pt 0.25in;"><font style="FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt;" 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="MARGIN: 0in 0in 0pt 0.25in;"> </p> <p style="MARGIN: 0in 0in 0pt;"><font style="FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt;" size="2">As a global provider of services for oil and natural gas wells, on land and offshore, Nabors’ fleet of rigs and equipment includes:</font></p> <p style="MARGIN: 0in 0in 0pt;"> </p> <p style="TEXT-INDENT: -0.25in; MARGIN: 0in 0in 0pt 0.5in;"><font style="FONT-FAMILY: Symbol; FONT-SIZE: 10pt;" size="2">·</font><font style="FONT-SIZE: 3pt;" size="1">                 </font> <font style="FONT-SIZE: 10pt;" size="2">477 actively marketed land drilling rigs for oil and gas land drilling operations in the U.S. Lower 48 states, Alaska, Canada and over 20 other countries throughout the world.</font></p> <p style="TEXT-INDENT: -0.25in; MARGIN: 0in 0in 0pt 0.5in;"> </p> <p style="TEXT-INDENT: -0.25in; MARGIN: 0in 0in 0pt 0.5in;"><font style="FONT-FAMILY: Symbol; FONT-SIZE: 10pt;" size="2">·</font><font style="FONT-SIZE: 3pt;" size="1">                 </font> <font style="FONT-SIZE: 10pt;" size="2">448 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></p> <p style="TEXT-INDENT: -0.25in; MARGIN: 0in 0in 0pt 0.5in;"> </p> <p style="TEXT-INDENT: -0.25in; MARGIN: 0in 0in 0pt 0.5in;"><font style="FONT-FAMILY: Symbol; FONT-SIZE: 10pt;" size="2">·</font><font style="FONT-SIZE: 3pt;" size="1">                 </font> <font style="FONT-SIZE: 10pt;" size="2">36 platform, 8 jackup and 4 barge rigs actively marketed in the United States, including the Gulf of Mexico, and multiple international markets.</font></p> <p style="TEXT-INDENT: -0.25in; MARGIN: 0in 0in 0pt 0.5in;"> </p> <p style="TEXT-INDENT: -0.25in; MARGIN: 0in 0in 0pt 0.5in;"><font style="FONT-FAMILY: Symbol; FONT-SIZE: 10pt;" size="2">·</font><font style="FONT-SIZE: 3pt;" size="1">                 </font> <font style="FONT-SIZE: 10pt;" 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></p> <p style="TEXT-INDENT: -0.25in; MARGIN: 0in 0in 0pt 0.5in;"> </p> <p style="MARGIN: 0in 0in 0pt;"><font style="FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt;" size="2">In addition to the foregoing:</font></p> <p style="MARGIN: 0in 0in 0pt;"> </p> <p style="TEXT-INDENT: -0.25in; MARGIN: 0in 0in 0pt 0.5in;"><font style="FONT-FAMILY: Symbol; FONT-SIZE: 10pt;" size="2">·</font><font style="FONT-SIZE: 3pt;" size="1">                 </font> <font style="FONT-SIZE: 10pt;" 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></p> <p style="TEXT-INDENT: -0.25in; MARGIN: 0in 0in 0pt 0.5in;"> </p> <p style="TEXT-INDENT: -0.25in; MARGIN: 0in 0in 0pt 0.5in;"><font style="FONT-FAMILY: Symbol; FONT-SIZE: 10pt;" size="2">·</font><font style="FONT-SIZE: 3pt;" size="1">                 </font> <font style="FONT-SIZE: 10pt;" 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></p> <p style="TEXT-INDENT: -0.25in; MARGIN: 0in 0in 0pt 0.5in;"> </p> <p style="TEXT-INDENT: -0.25in; MARGIN: 0in 0in 0pt 0.5in;"><font style="FONT-FAMILY: Symbol; FONT-SIZE: 10pt;" size="2">·</font><font style="FONT-SIZE: 3pt;" size="1">                 </font> <font style="FONT-SIZE: 10pt;" 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></p> <p style="TEXT-INDENT: -0.25in; MARGIN: 0in 0in 0pt 0.5in;"> </p> <p style="TEXT-INDENT: 0.2in; MARGIN: 0in 0in 0pt;"><font style="FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt;" size="2">Unless the context requires otherwise, references in this report to “we,” “us,” “our,” “the Company,” or “Nabors” mean Nabors Industries Ltd., together with our subsidiaries where the context requires, including Nabors Industries, Inc., a Delaware corporation (“Nabors Delaware”), our wholly owned subsidiary.</font></p> <p style="MARGIN: 0in 0in 0pt;"> </p> </div>
CY2013Q3	us-gaap	Treasury Stock Shares TreasuryStockShares	28414000	shares
	dei	Entity Central Index Key EntityCentralIndexKey	0001163739
	dei	Entity Registrant Name EntityRegistrantName	NABORS INDUSTRIES LTD
	dei	Document Type DocumentType	10-Q
	dei	Document Period End Date DocumentPeriodEndDate	2013-09-30
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	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
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CY2013Q4	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	295166266	shares
	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2013
CY2012Q4	us-gaap	Common Stock Value CommonStockValue	319000	USD
CY2012Q4	us-gaap	Additional Paid In Capital Common Stock AdditionalPaidInCapitalCommonStock	2337244000	USD
CY2012Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	4120398000	USD
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CY2013Q3	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	800000000	shares
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CY2012Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	318813000	shares
CY2012Q4	us-gaap	Treasury Stock Shares TreasuryStockShares	28414000	shares
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	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	111683000	USD
	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-89562000	USD
	nbr	Impairments And Other Charges ImpairmentsAndOtherCharges	162450000	USD
	us-gaap	Gain Loss On Sale Of Investments GainLossOnSaleOfInvestments	27773000	USD
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	us-gaap	Foreign Currency Transaction Gain Loss Unrealized ForeignCurrencyTransactionGainLossUnrealized	-5054000	USD
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	us-gaap	Gain Loss On Disposition Of Assets1 GainLossOnDispositionOfAssets1	-12254000	USD
	us-gaap	Profit Loss ProfitLoss	-4467000	USD
	nbr	Impairments And Other Charges ImpairmentsAndOtherCharges	71322000	USD
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-1064175000	USD
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CY2013Q3	us-gaap	Long Term Investments And Receivables Net LongTermInvestmentsAndReceivablesNet	3371000	USD
	us-gaap	Proceeds From Issuance Of Debt ProceedsFromIssuanceOfDebt	710086000	USD
CY2012Q3	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	2134000	shares
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CY2013Q3	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	1362434000	USD
CY2013Q3	us-gaap	Stockholders Equity StockholdersEquity	5826168000	USD
CY2013Q3	us-gaap	Minority Interest MinorityInterest	11425000	USD
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CY2012Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
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CY2013Q3	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	4074420000	USD
CY2013Q3	us-gaap	Treasury Stock Value TreasuryStockValue	944627000	USD
	us-gaap	Goodwill Written Off Related To Sale Of Business Unit GoodwillWrittenOffRelatedToSaleOfBusinessUnit	8000000	USD
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	us-gaap	Impairment Of Long Lived Assets Held For Use ImpairmentOfLongLivedAssetsHeldForUse	20000000	USD
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CY2013Q3	nbr	Available For Sale Securities Continuous Unrealized Loss Position12 Months Or Longer Aggegate Loss Accumulated In Investments AvailableForSaleSecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAggegateLossAccumulatedInInvestments	67000	USD
CY2013Q3	nbr	Premium Paid On Extenguishment Of Debt PremiumPaidOnExtenguishmentOfDebt	208197000	USD
	nbr	Premium Paid On Extenguishment Of Debt PremiumPaidOnExtenguishmentOfDebt	208197000	USD

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2013 Q4 Form 10-Q Financial Statement

#000110465913080127 Filed on November 01, 2013

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2013 Q4 Form 10-Q Financial Statement

#000110465913080127 Filed on November 01, 2013

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