2015 Q4 Form 10-K Financial Statement

#000003321317000003 Filed on February 09, 2017

View on sec.gov

Income Statement

Concept 2015 Q4 2015 Q3 2015 Q2
Revenue $601.4M $584.0M $439.6M
YoY Change -14.48% 0.91% -16.45%
Cost Of Revenue $116.0M $104.5M $100.8M
YoY Change 26.09% 25.9% 20.57%
Gross Profit $504.8M $479.5M $338.8M
YoY Change -17.41% -3.27% -23.45%
Gross Profit Margin 83.94% 82.11% 77.07%
Selling, General & Admin $56.50M $60.63M $65.40M
YoY Change -17.88% 6.13% 3.35%
% of Gross Profit 11.19% 12.65% 19.3%
Research & Development $29.80M $8.200M $11.40M
YoY Change 223.91% 127.78% 52.0%
% of Gross Profit 5.9% 1.71% 3.36%
Depreciation & Amortization $219.4M $208.2M $196.8M
YoY Change 12.86% 18.6% 25.19%
% of Gross Profit 43.46% 43.43% 58.09%
Operating Expenses $337.0M $60.63M $65.40M
YoY Change 12.33% 6.13% 3.35%
Operating Profit $45.29M $170.1M $33.03M
YoY Change 12.3% -26.54% -85.3%
Interest Expense -$35.90M $36.55M $36.83M
YoY Change -2.97% 2.32% 15.56%
% of Operating Profit -79.27% 21.49% 111.5%
Other Income/Expense, Net $3.700M $2.700M $2.700M
YoY Change 428.57% 170.0% 3.85%
Pretax Income $13.00M $136.2M -$1.110M
YoY Change 217.07% -30.8% -100.57%
Income Tax $76.30M $35.94M -$64.86M
% Of Pretax Income 586.92% 26.39%
Net Earnings -$134.6M $40.79M $5.536M
YoY Change 815.25% -58.61% -95.01%
Net Earnings / Revenue -22.38% 6.98% 1.26%
Basic Earnings Per Share -$0.88 $0.27 $0.04
Diluted Earnings Per Share -$0.88 $0.27 $0.04
COMMON SHARES
Basic Shares Outstanding 152.6M shares 152.5M shares
Diluted Shares Outstanding 152.9M shares 152.9M shares

Balance Sheet

Concept 2015 Q4 2015 Q3 2015 Q2
SHORT-TERM ASSETS
Cash & Short-Term Investments $1.601B $1.663B $1.958B
YoY Change 48.65% 41.89% 53.69%
Cash & Equivalents $1.601B $1.663B $1.958B
Short-Term Investments
Other Short-Term Assets $472.0M $453.0M $382.0M
YoY Change -9.23% -7.17% -13.38%
Inventory
Prepaid Expenses
Receivables $177.0M $147.2M $150.4M
Other Receivables $0.00 $0.00 $0.00
Total Short-Term Assets $2.251B $2.263B $2.490B
YoY Change 18.21% 21.71% 26.79%
LONG-TERM ASSETS
Property, Plant & Equipment $11.47B $11.27B $10.90B
YoY Change 13.85% 14.71% 16.63%
Goodwill
YoY Change
Intangibles
YoY Change
Long-Term Investments $77.03M $46.48M
YoY Change
Other Assets $176.1M $205.1M $133.1M
YoY Change 224.82% 165.08% 79.3%
Total Long-Term Assets $11.73B $11.48B $11.08B
YoY Change 15.74% 15.88% 17.62%
TOTAL ASSETS
Total Short-Term Assets $2.251B $2.263B $2.490B
Total Long-Term Assets $11.73B $11.48B $11.08B
Total Assets $13.98B $13.74B $13.57B
YoY Change 16.13% 16.8% 19.2%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable $291.6M $265.4M $287.3M
YoY Change -34.35% -28.33% -24.64%
Accrued Expenses
YoY Change
Deferred Revenue
YoY Change
Short-Term Debt $299.0M $350.0M $312.0M
YoY Change -5.45%
Long-Term Debt Due $0.00 $160.0M $160.0M
YoY Change -100.0% 1353.09% 1343.26%
Total Short-Term Liabilities $795.8M $991.1M $1.031B
YoY Change -4.5% 60.69% 8.68%
LONG-TERM LIABILITIES
Long-Term Debt $2.793B $2.818B $2.818B
YoY Change 0.0% -5.53% 13.34%
Other Long-Term Liabilities $386.8M $303.0M $276.1M
YoY Change 35.91% 10.36% 3.79%
Total Long-Term Liabilities $3.180B $3.121B $3.094B
YoY Change 3.32% -4.19% 12.42%
TOTAL LIABILITIES
Total Short-Term Liabilities $795.8M $991.1M $1.031B
Total Long-Term Liabilities $3.180B $3.121B $3.094B
Total Liabilities $5.948B $5.988B $5.927B
YoY Change 5.05% 7.15% 10.66%
SHAREHOLDERS EQUITY
Retained Earnings $2.982B $3.121B $3.085B
YoY Change 2.23% 6.3% 8.54%
Common Stock $2.153B $2.384B $2.352B
YoY Change 13.59% 26.77% 26.33%
Preferred Stock
YoY Change
Treasury Stock (at cost) $104.1M $411.7M $414.2M
YoY Change -75.76% -4.49% -3.94%
Treasury Stock Shares 5.793M shares 22.81M shares 22.94M shares
Shareholders Equity $5.078B $5.172B $5.139B
YoY Change
Total Liabilities & Shareholders Equity $13.98B $13.74B $13.57B
YoY Change 16.13% 16.8% 19.2%

Cashflow Statement

Concept 2015 Q4 2015 Q3 2015 Q2
OPERATING ACTIVITIES
Net Income -$134.6M $40.79M $5.536M
YoY Change 815.25% -58.61% -95.01%
Depreciation, Depletion And Amortization $219.4M $208.2M $196.8M
YoY Change 12.86% 18.6% 25.19%
Cash From Operating Activities $316.7M $244.2M $202.9M
YoY Change 16.09% -35.14% -29.91%
INVESTING ACTIVITIES
Capital Expenditures -$551.8M -$578.3M -$693.3M
YoY Change -19.1% -6.39% 3.2%
Acquisitions
YoY Change
Other Investing Activities $1.300M -$29.90M $8.300M
YoY Change -99.62% -811.9% -102.48%
Cash From Investing Activities -$550.4M -$608.3M -$685.0M
YoY Change 60.23% -0.86% -31.98%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities 172.3M 68.60M 656.7M
YoY Change -839.48% -48.92% -39.31%
NET CHANGE
Cash From Operating Activities 316.7M 244.2M 202.9M
Cash From Investing Activities -550.4M -608.3M -685.0M
Cash From Financing Activities 172.3M 68.60M 656.7M
Net Change In Cash -61.40M -295.5M 174.6M
YoY Change -34.68% 187.45% -52.09%
FREE CASH FLOW
Cash From Operating Activities $316.7M $244.2M $202.9M
Capital Expenditures -$551.8M -$578.3M -$693.3M
Free Cash Flow $868.5M $822.5M $896.2M
YoY Change -9.05% -17.28% -6.77%

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CY2015Q4 eqt Unrecognized Tax Benefits Excluding Interest And Penalties
UnrecognizedTaxBenefitsExcludingInterestAndPenalties
259301000 USD
CY2016Q4 eqt Unrecognized Tax Benefits Excluding Interest And Penalties
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252434000 USD
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231 well
CY2016 eqt Wells Coveredunder Audit Number Maximum Operated Wells
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200 well
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291550000 USD
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26600000 USD
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53463000 USD
CY2016 us-gaap Costs Incurred Exploration Costs
CostsIncurredExplorationCosts
6047000 USD
CY2016 us-gaap Costs And Expenses
CostsAndExpenses
1894673000 USD
CY2014 us-gaap Costs Incurred Acquisition Of Oil And Gas Properties With Proved Reserves
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231322000 USD
CY2015 us-gaap Costs Incurred Acquisition Of Oil And Gas Properties With Proved Reserves
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23890000 USD
CY2016 us-gaap Costs Incurred Acquisition Of Oil And Gas Properties With Proved Reserves
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403314000 USD
CY2014 us-gaap Costs Incurred Acquisition Of Unproved Oil And Gas Properties
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493067000 USD
CY2015 us-gaap Costs Incurred Acquisition Of Unproved Oil And Gas Properties
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158405000 USD
CY2016 us-gaap Costs Incurred Acquisition Of Unproved Oil And Gas Properties
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880545000 USD
CY2014 us-gaap Costs Incurred Development Costs
CostsIncurredDevelopmentCosts
1697501000 USD
CY2015 us-gaap Costs Incurred Development Costs
CostsIncurredDevelopmentCosts
1633498000 USD
CY2016 us-gaap Costs Incurred Development Costs
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777787000 USD
CY2014 us-gaap Costs Incurred Exploration Costs
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16023000 USD
CY2015 us-gaap Allocated Share Based Compensation Expense
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54692000 USD
CY2016 us-gaap Allocated Share Based Compensation Expense
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65969000 USD
CY2015Q4 us-gaap Allowance For Doubtful Accounts Receivable Current
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3018000 USD
CY2016Q4 us-gaap Allowance For Doubtful Accounts Receivable Current
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6923000 USD
CY2015Q4 us-gaap Asset Retirement Obligation
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168142000 USD
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0 shares
CY2016Q4 us-gaap Asset Retirement Obligation
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243600000 USD
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10646000 USD
CY2016 us-gaap Asset Retirement Obligation Accretion Expense
AssetRetirementObligationAccretionExpense
9696000 USD
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2251000 USD
CY2016 us-gaap Asset Retirement Obligation Liabilities Incurred
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2943000 USD
CY2015 us-gaap Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount
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291700 shares
CY2014Q4 us-gaap Asset Retirement Obligation
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140086000 USD
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309978000 USD
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176957000 USD
CY2016Q4 us-gaap Accounts Receivable Net Current
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341628000 USD
CY2015Q4 us-gaap Accrual For Taxes Other Than Income Taxes Current
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44925000 USD
CY2016Q4 us-gaap Accrual For Taxes Other Than Income Taxes Current
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56874000 USD
CY2015Q4 us-gaap Accumulated Depreciation Depletion And Amortization Property Plant And Equipment
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4163528000 USD
CY2016Q4 us-gaap Accumulated Depreciation Depletion And Amortization Property Plant And Equipment
AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment
5054559000 USD
CY2015Q4 us-gaap Accumulated Other Comprehensive Income Loss Net Of Tax
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46378000 USD
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2042000 USD
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50627000 USD
CY2014Q4 us-gaap Common Stock Shares Authorized
CommonStockSharesAuthorized
320000000 shares
CY2015Q4 us-gaap Common Stock Shares Authorized
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320000000 shares
CY2015Q4 us-gaap Common Stock Shares Authorized
CommonStockSharesAuthorized
320000000 shares
CY2016Q4 us-gaap Common Stock Shares Authorized
CommonStockSharesAuthorized
320000000 shares
CY2016Q4 us-gaap Common Stock Shares Authorized
CommonStockSharesAuthorized
320000000 shares
CY2015Q4 us-gaap Common Stock Shares Issued
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CY2016Q4 us-gaap Common Stock Shares Issued
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0
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665781000 USD
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2153280000 USD
CY2016Q4 us-gaap Common Stock Value
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3440185000 USD
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541756000 USD
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CY2016 us-gaap Asset Retirement Obligation Liabilities Settled
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1484000 USD
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1200000 USD
CY2016Q4 us-gaap Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Property Plant And Equipment
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1138800000 USD
CY2015 us-gaap Asset Retirement Obligation Revision Of Estimate
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20186000 USD
CY2016 us-gaap Asset Retirement Obligation Revision Of Estimate
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64303000 USD
CY2014Q4 us-gaap Capitalized Costs Accumulated Depreciation Depletion Amortization And Valuation Allowance For Relating To Oil And Gas Producing Activities
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2693535000 USD
CY2014Q4 us-gaap Assets
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12035353000 USD
CY2015Q4 us-gaap Assets
Assets
13976172000 USD
CY2016Q4 us-gaap Assets
Assets
15472922000 USD
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2251019000 USD
CY2016Q4 us-gaap Assets Current
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1828219000 USD
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30000000 USD
CY2016Q4 us-gaap Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Current Liabilities
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14300000 USD
CY2016Q4 us-gaap Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Current Liabilities Long Term Debt
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5100000 USD
CY2015 us-gaap Asset Retirement Obligation Liabilities Settled
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5027000 USD
CY2016Q4 us-gaap Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Deferred Tax Liabilities
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63400000 USD
CY2016Q4 us-gaap Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Noncurrent Liabilities
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11100000 USD
CY2015Q4 us-gaap Capitalized Costs Accumulated Depreciation Depletion Amortization And Valuation Allowance For Relating To Oil And Gas Producing Activities
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3425618000 USD
CY2015Q4 us-gaap Capitalized Exploratory Well Costs
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0 USD
CY2016Q4 us-gaap Capitalized Costs Accumulated Depreciation Depletion Amortization And Valuation Allowance For Relating To Oil And Gas Producing Activities
CapitalizedCostsAccumulatedDepreciationDepletionAmortizationAndValuationAllowanceForRelatingToOilAndGasProducingActivities
4217154000 USD
CY2014Q4 us-gaap Capitalized Costs Oil And Gas Producing Activities Gross
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10082825000 USD
CY2015Q4 us-gaap Capitalized Costs Oil And Gas Producing Activities Gross
CapitalizedCostsOilAndGasProducingActivitiesGross
11816769000 USD
CY2016Q4 us-gaap Capitalized Costs Oil And Gas Producing Activities Gross
CapitalizedCostsOilAndGasProducingActivitiesGross
13878659000 USD
CY2014Q4 us-gaap Capitalized Costs Oil And Gas Producing Activities Net
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7389290000 USD
CY2015Q4 us-gaap Capitalized Costs Oil And Gas Producing Activities Net
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8391151000 USD
CY2016Q4 us-gaap Capitalized Costs Oil And Gas Producing Activities Net
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9661505000 USD
CY2014Q4 us-gaap Capitalized Costs Proved Properties
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9258298000 USD
CY2015Q4 us-gaap Capitalized Costs Proved Properties
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10918499000 USD
CY2016Q4 us-gaap Capitalized Costs Proved Properties
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12179833000 USD
CY2014Q4 us-gaap Capitalized Costs Unproved Properties
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824527000 USD
CY2015Q4 us-gaap Capitalized Costs Unproved Properties
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898300000 USD
CY2016Q4 us-gaap Capitalized Exploratory Well Costs
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5100000.0 USD
CY2013Q4 us-gaap Cash And Cash Equivalents At Carrying Value
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845641000 USD
CY2014Q4 us-gaap Cash And Cash Equivalents At Carrying Value
CashAndCashEquivalentsAtCarryingValue
1077429000 USD
CY2015Q4 us-gaap Cash And Cash Equivalents At Carrying Value
CashAndCashEquivalentsAtCarryingValue
1601232000 USD
CY2016Q4 us-gaap Cash And Cash Equivalents At Carrying Value
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1103540000 USD
CY2015Q4 us-gaap Capitalized Costs Unproved Properties
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898270000 USD
CY2016Q4 us-gaap Capitalized Costs Unproved Properties
CapitalizedCostsUnprovedProperties
1698826000 USD
CY2014Q4 us-gaap Capitalized Exploratory Well Costs
CapitalizedExploratoryWellCosts
9000000 USD
CY2014 us-gaap Costs And Expenses
CostsAndExpenses
1650461000 USD
CY2015 us-gaap Costs And Expenses
CostsAndExpenses
1776623000 USD
CY2015 us-gaap Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest
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168770000 USD
CY2016 us-gaap Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest
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-175399000 USD
CY2014 us-gaap Cash And Cash Equivalents Period Increase Decrease
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231788000 USD
CY2015 us-gaap Cash And Cash Equivalents Period Increase Decrease
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523803000 USD
CY2014 us-gaap Current Federal Tax Expense Benefit
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164935000 USD
CY2015 us-gaap Current Federal Tax Expense Benefit
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CY2016 us-gaap Current Federal Tax Expense Benefit
CurrentFederalTaxExpenseBenefit
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CY2014 us-gaap Current Income Tax Expense Benefit
CurrentIncomeTaxExpenseBenefit
182071000 USD
CY2015 us-gaap Current Income Tax Expense Benefit
CurrentIncomeTaxExpenseBenefit
86799000 USD
CY2016 us-gaap Current Income Tax Expense Benefit
CurrentIncomeTaxExpenseBenefit
-83203000 USD
CY2014 us-gaap Current State And Local Tax Expense Benefit
CurrentStateAndLocalTaxExpenseBenefit
17136000 USD
CY2015 us-gaap Current State And Local Tax Expense Benefit
CurrentStateAndLocalTaxExpenseBenefit
1103000 USD
CY2016 us-gaap Current State And Local Tax Expense Benefit
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-298000 USD
CY2015Q4 us-gaap Debt Instrument Face Amount
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2818200000 USD
CY2016Q4 us-gaap Debt Instrument Face Amount
DebtInstrumentFaceAmount
3318200000 USD
CY2014 us-gaap Decrease Due To Sales Of Minerals In Place
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146476000 USD
CY2015 us-gaap Decrease Due To Sales Of Minerals In Place
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43000 USD
CY2016 us-gaap Decrease Due To Sales Of Minerals In Place
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0 USD
CY2014 us-gaap Deferred Federal Income Tax Expense Benefit
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38357000 USD
CY2015 us-gaap Deferred Federal Income Tax Expense Benefit
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-109642000 USD
CY2016 us-gaap Deferred Federal Income Tax Expense Benefit
DeferredFederalIncomeTaxExpenseBenefit
-117155000 USD
CY2014 us-gaap Deferred Income Tax Expense Benefit
DeferredIncomeTaxExpenseBenefit
32021000 USD
CY2015 us-gaap Deferred Income Tax Expense Benefit
DeferredIncomeTaxExpenseBenefit
17876000 USD
CY2016 us-gaap Deferred Income Tax Expense Benefit
DeferredIncomeTaxExpenseBenefit
-180261000 USD
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1816086000 USD
CY2016Q4 us-gaap Deferred Income Tax Liabilities
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1558582000 USD
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2798934000 USD
CY2016Q4 us-gaap Deferred Income Tax Liabilities Net
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2635411000 USD
CY2014 us-gaap Deferred State And Local Income Tax Expense Benefit
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-6336000 USD
CY2015 us-gaap Deferred State And Local Income Tax Expense Benefit
DeferredStateAndLocalIncomeTaxExpenseBenefit
127518000 USD
CY2016 us-gaap Deferred State And Local Income Tax Expense Benefit
DeferredStateAndLocalIncomeTaxExpenseBenefit
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CY2015Q4 us-gaap Deferred Tax Assets Equity Method Investments
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426343000 USD
CY2016Q4 us-gaap Deferred Tax Assets Equity Method Investments
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386676000 USD
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826764000 USD
CY2016Q4 us-gaap Deferred Tax Assets Net
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875407000 USD
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214714000 USD
CY2016Q4 us-gaap Deferred Tax Assets Operating Loss Carryforwards
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282943000 USD
CY2015Q4 us-gaap Deferred Tax Assets Operating Loss Carryforwards State And Local
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90300000 USD
CY2016Q4 us-gaap Deferred Tax Assets Operating Loss Carryforwards State And Local
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81500000 USD
CY2015Q4 us-gaap Deferred Tax Assets Regulatory Assets And Liabilities
DeferredTaxAssetsRegulatoryAssetsAndLiabilities
73100000 USD
CY2016Q4 us-gaap Deferred Tax Assets Regulatory Assets And Liabilities
DeferredTaxAssetsRegulatoryAssetsAndLiabilities
20300000 USD
CY2015Q4 us-gaap Deferred Tax Assets Tax Credit Carryforwards Alternative Minimum Tax
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267045000 USD
CY2016Q4 us-gaap Deferred Tax Assets Tax Credit Carryforwards Alternative Minimum Tax
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224428000 USD
CY2015Q4 us-gaap Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Other
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74746000 USD
CY2016Q4 us-gaap Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Other
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77743000 USD
CY2015Q4 us-gaap Deferred Tax Assets Valuation Allowance
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156084000 USD
CY2016Q4 us-gaap Deferred Tax Assets Valuation Allowance
DeferredTaxAssetsValuationAllowance
201422000 USD
CY2015Q4 us-gaap Deferred Tax Liabilities
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1972170000 USD
CY2016Q4 us-gaap Deferred Tax Liabilities
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1760004000 USD
CY2015Q4 us-gaap Deferred Tax Liabilities Noncurrent
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1972170000 USD
CY2016Q4 us-gaap Deferred Tax Liabilities Noncurrent
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1760004000 USD
CY2015Q4 us-gaap Deferred Tax Liabilities Other
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45198000 USD
CY2016Q4 us-gaap Deferred Tax Liabilities Other
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-3609000 USD
CY2015Q4 us-gaap Deferred Tax Liabilities Property Plant And Equipment
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1172331000 USD
CY2016Q4 us-gaap Deferred Tax Liabilities Property Plant And Equipment
DeferredTaxLiabilitiesPropertyPlantAndEquipment
1161952000 USD
CY2015Q4 us-gaap Defined Benefit Plan Accumulated Benefit Obligation
DefinedBenefitPlanAccumulatedBenefitObligation
23000000 USD
CY2016Q4 us-gaap Defined Benefit Plan Accumulated Benefit Obligation
DefinedBenefitPlanAccumulatedBenefitObligation
0 USD
CY2016 us-gaap Defined Benefit Plan Amortization Of Net Transition Asset Obligation
DefinedBenefitPlanAmortizationOfNetTransitionAssetObligation
-5100000 USD
CY2016Q2 us-gaap Defined Benefit Plan Amount To Be Amortized From Accumulated Other Comprehensive Income Loss Next Fiscal Year
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-9400000 USD
CY2016Q2 us-gaap Defined Benefit Plan Benefits Paid
DefinedBenefitPlanBenefitsPaid
5400000 USD
CY2014 us-gaap Defined Benefit Plan Effect Of One Percentage Point Decrease On Accumulated Postretirement Benefit Obligation1
DefinedBenefitPlanEffectOfOnePercentagePointDecreaseOnAccumulatedPostretirementBenefitObligation1
229000 USD
CY2015 us-gaap Defined Benefit Plan Effect Of One Percentage Point Decrease On Accumulated Postretirement Benefit Obligation1
DefinedBenefitPlanEffectOfOnePercentagePointDecreaseOnAccumulatedPostretirementBenefitObligation1
278000 USD
CY2016 us-gaap Defined Benefit Plan Effect Of One Percentage Point Decrease On Accumulated Postretirement Benefit Obligation1
DefinedBenefitPlanEffectOfOnePercentagePointDecreaseOnAccumulatedPostretirementBenefitObligation1
190000 USD
CY2014 us-gaap Defined Benefit Plan Effect Of One Percentage Point Decrease On Service And Interest Cost Components1
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14000 USD
CY2015 us-gaap Defined Benefit Plan Effect Of One Percentage Point Decrease On Service And Interest Cost Components1
DefinedBenefitPlanEffectOfOnePercentagePointDecreaseOnServiceAndInterestCostComponents1
11000 USD
CY2016 us-gaap Defined Benefit Plan Effect Of One Percentage Point Decrease On Service And Interest Cost Components1
DefinedBenefitPlanEffectOfOnePercentagePointDecreaseOnServiceAndInterestCostComponents1
18000 USD
CY2014 us-gaap Defined Benefit Plan Effect Of One Percentage Point Increase On Accumulated Postretirement Benefit Obligation
DefinedBenefitPlanEffectOfOnePercentagePointIncreaseOnAccumulatedPostretirementBenefitObligation
228000 USD
CY2015 us-gaap Defined Benefit Plan Effect Of One Percentage Point Increase On Accumulated Postretirement Benefit Obligation
DefinedBenefitPlanEffectOfOnePercentagePointIncreaseOnAccumulatedPostretirementBenefitObligation
268000 USD
CY2016 us-gaap Defined Benefit Plan Effect Of One Percentage Point Increase On Accumulated Postretirement Benefit Obligation
DefinedBenefitPlanEffectOfOnePercentagePointIncreaseOnAccumulatedPostretirementBenefitObligation
181000 USD
CY2014 us-gaap Defined Benefit Plan Effect Of One Percentage Point Increase On Service And Interest Cost Components
DefinedBenefitPlanEffectOfOnePercentagePointIncreaseOnServiceAndInterestCostComponents
13000 USD
CY2015 us-gaap Defined Benefit Plan Effect Of One Percentage Point Increase On Service And Interest Cost Components
DefinedBenefitPlanEffectOfOnePercentagePointIncreaseOnServiceAndInterestCostComponents
10000 USD
CY2016 us-gaap Defined Benefit Plan Effect Of One Percentage Point Increase On Service And Interest Cost Components
DefinedBenefitPlanEffectOfOnePercentagePointIncreaseOnServiceAndInterestCostComponents
16000 USD
CY2016 us-gaap Defined Benefit Plan Ultimate Health Care Cost Trend Rate
DefinedBenefitPlanUltimateHealthCareCostTrendRate
0.05
CY2014 us-gaap Defined Contribution Plan Cost Recognized
DefinedContributionPlanCostRecognized
13700000 USD
CY2015 us-gaap Defined Contribution Plan Cost Recognized
DefinedContributionPlanCostRecognized
15700000 USD
CY2016 us-gaap Defined Contribution Plan Cost Recognized
DefinedContributionPlanCostRecognized
16000000 USD
CY2014 us-gaap Depreciation Depletion And Amortization
DepreciationDepletionAndAmortization
679298000 USD
CY2015 us-gaap Depreciation Depletion And Amortization
DepreciationDepletionAndAmortization
819216000 USD
CY2016 us-gaap Depreciation Depletion And Amortization
DepreciationDepletionAndAmortization
927920000 USD
CY2015Q4 us-gaap Derivative Fair Value Of Derivative Asset
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417397000 USD
CY2016Q4 us-gaap Derivative Fair Value Of Derivative Asset
DerivativeFairValueOfDerivativeAsset
33053000 USD
CY2015Q4 us-gaap Derivative Fair Value Of Derivative Liability
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23434000 USD
CY2016Q4 us-gaap Derivative Fair Value Of Derivative Liability
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257943000 USD
CY2014 us-gaap Derivative Instruments Not Designated As Hedging Instruments Gain Loss Net
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80942000 USD
CY2015 us-gaap Derivative Instruments Not Designated As Hedging Instruments Gain Loss Net
DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet
385762000 USD
CY2016 us-gaap Derivative Instruments Not Designated As Hedging Instruments Gain Loss Net
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-248991000 USD
CY2016Q4 us-gaap Derivative Net Liability Position Aggregate Fair Value
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236500000 USD
CY2014 us-gaap Discontinued Operation Income Loss From Discontinued Operation Before Income Tax
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2377000 USD
CY2015 us-gaap Discontinued Operation Income Loss From Discontinued Operation Before Income Tax
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0 USD
CY2016 us-gaap Discontinued Operation Income Loss From Discontinued Operation Before Income Tax
DiscontinuedOperationIncomeLossFromDiscontinuedOperationBeforeIncomeTax
0 USD
CY2014 us-gaap Discontinued Operation Tax Effect Of Discontinued Operation
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1006000 USD
CY2015 us-gaap Discontinued Operation Tax Effect Of Discontinued Operation
DiscontinuedOperationTaxEffectOfDiscontinuedOperation
0 USD
CY2016 us-gaap Discontinued Operation Tax Effect Of Discontinued Operation
DiscontinuedOperationTaxEffectOfDiscontinuedOperation
0 USD
CY2014 us-gaap Disposal Group Including Discontinued Operation Revenue
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0 USD
CY2015 us-gaap Disposal Group Including Discontinued Operation Revenue
DisposalGroupIncludingDiscontinuedOperationRevenue
0 USD
CY2016 us-gaap Disposal Group Including Discontinued Operation Revenue
DisposalGroupIncludingDiscontinuedOperationRevenue
0 USD
CY2014 us-gaap Distribution Made To Limited Partner Distributions Paid Per Unit
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2.02
CY2014 us-gaap Dividends Common Stock
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18207000 USD
CY2015 us-gaap Dividends Common Stock
DividendsCommonStock
18310000 USD
CY2016 us-gaap Dividends Common Stock
DividendsCommonStock
20156000 USD
CY2014 us-gaap Earnings Per Share Basic
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2.55
CY2015Q1 us-gaap Earnings Per Share Basic
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1.14
CY2015Q2 us-gaap Earnings Per Share Basic
EarningsPerShareBasic
0.04
CY2015Q3 us-gaap Earnings Per Share Basic
EarningsPerShareBasic
0.27
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0.04
CY2015Q3 us-gaap Earnings Per Share Diluted
EarningsPerShareDiluted
0.27
CY2015Q4 us-gaap Earnings Per Share Diluted
EarningsPerShareDiluted
-0.88
CY2015 us-gaap Earnings Per Share Diluted
EarningsPerShareDiluted
0.56
CY2016Q1 us-gaap Earnings Per Share Diluted
EarningsPerShareDiluted
0.04
CY2016Q2 us-gaap Earnings Per Share Diluted
EarningsPerShareDiluted
-1.55
CY2016Q3 us-gaap Earnings Per Share Diluted
EarningsPerShareDiluted
-0.05
CY2016Q4 us-gaap Earnings Per Share Diluted
EarningsPerShareDiluted
-1.11
CY2015Q4 us-gaap Earnings Per Share Basic
EarningsPerShareBasic
-0.88
CY2015 us-gaap Earnings Per Share Basic
EarningsPerShareBasic
0.56
CY2016Q1 us-gaap Earnings Per Share Basic
EarningsPerShareBasic
0.04
CY2016Q2 us-gaap Earnings Per Share Basic
EarningsPerShareBasic
-1.55
CY2016Q3 us-gaap Earnings Per Share Basic
EarningsPerShareBasic
-0.05
CY2016Q4 us-gaap Earnings Per Share Basic
EarningsPerShareBasic
-1.11
CY2016 us-gaap Earnings Per Share Basic
EarningsPerShareBasic
-2.71
CY2014 us-gaap Earnings Per Share Diluted
EarningsPerShareDiluted
2.54
CY2015Q1 us-gaap Earnings Per Share Diluted
EarningsPerShareDiluted
1.14
CY2016 us-gaap Earnings Per Share Diluted
EarningsPerShareDiluted
-2.71
CY2014 us-gaap Effective Income Tax Rate Continuing Operations
EffectiveIncomeTaxRateContinuingOperations
0.296
CY2015 us-gaap Effective Income Tax Rate Continuing Operations
EffectiveIncomeTaxRateContinuingOperations
0.245
CY2016 us-gaap Effective Income Tax Rate Continuing Operations
EffectiveIncomeTaxRateContinuingOperations
0.668
CY2016 us-gaap Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate
EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate
0.35
CY2014 us-gaap Employee Service Share Based Compensation Tax Benefit Realized From Exercise Of Stock Options
EmployeeServiceShareBasedCompensationTaxBenefitRealizedFromExerciseOfStockOptions
45900000 USD
CY2015 us-gaap Employee Service Share Based Compensation Tax Benefit Realized From Exercise Of Stock Options
EmployeeServiceShareBasedCompensationTaxBenefitRealizedFromExerciseOfStockOptions
43100000 USD
CY2016 us-gaap Employee Service Share Based Compensation Tax Benefit Realized From Exercise Of Stock Options
EmployeeServiceShareBasedCompensationTaxBenefitRealizedFromExerciseOfStockOptions
22200000 USD
CY2015Q4 us-gaap Equity Method Investments
EquityMethodInvestments
77025000 USD
CY2016Q4 us-gaap Equity Method Investments
EquityMethodInvestments
184562000 USD
CY2014 us-gaap Excess Tax Benefit From Share Based Compensation Operating Activities
ExcessTaxBenefitFromShareBasedCompensationOperatingActivities
33216000 USD
CY2015 us-gaap Excess Tax Benefit From Share Based Compensation Operating Activities
ExcessTaxBenefitFromShareBasedCompensationOperatingActivities
22945000 USD
CY2016 us-gaap Excess Tax Benefit From Share Based Compensation Operating Activities
ExcessTaxBenefitFromShareBasedCompensationOperatingActivities
1148000 USD
CY2014 us-gaap Exploration Abandonment And Impairment Expense
ExplorationAbandonmentAndImpairmentExpense
14600000 USD
CY2015 us-gaap Exploration Abandonment And Impairment Expense
ExplorationAbandonmentAndImpairmentExpense
37400000 USD
CY2016 us-gaap Exploration Abandonment And Impairment Expense
ExplorationAbandonmentAndImpairmentExpense
8700000 USD
CY2014 us-gaap Exploration Expense
ExplorationExpense
21716000 USD
CY2015 us-gaap Exploration Expense
ExplorationExpense
61970000 USD
CY2016 us-gaap Exploration Expense
ExplorationExpense
13410000 USD
CY2014 us-gaap Extensions Discoveries Additions And Improved Recovery Less Related Costs
ExtensionsDiscoveriesAdditionsAndImprovedRecoveryLessRelatedCosts
2300923000 USD
CY2015 us-gaap Extensions Discoveries Additions And Improved Recovery Less Related Costs
ExtensionsDiscoveriesAdditionsAndImprovedRecoveryLessRelatedCosts
264735000 USD
CY2016 us-gaap Extensions Discoveries Additions And Improved Recovery Less Related Costs
ExtensionsDiscoveriesAdditionsAndImprovedRecoveryLessRelatedCosts
590885000 USD
CY2014Q4 us-gaap Future Net Cash Flows Relating To Proved Oil And Gas Reserves Cash Inflows
FutureNetCashFlowsRelatingToProvedOilAndGasReservesCashInflows
42352358000 USD
CY2015Q4 us-gaap Future Net Cash Flows Relating To Proved Oil And Gas Reserves Cash Inflows
FutureNetCashFlowsRelatingToProvedOilAndGasReservesCashInflows
17619037000 USD
CY2016Q4 us-gaap Future Net Cash Flows Relating To Proved Oil And Gas Reserves Cash Inflows
FutureNetCashFlowsRelatingToProvedOilAndGasReservesCashInflows
24011281000 USD
CY2014Q4 us-gaap Future Net Cash Flows Relating To Proved Oil And Gas Reserves Development Costs
FutureNetCashFlowsRelatingToProvedOilAndGasReservesDevelopmentCosts
5052195000 USD
CY2015Q4 us-gaap Future Net Cash Flows Relating To Proved Oil And Gas Reserves Development Costs
FutureNetCashFlowsRelatingToProvedOilAndGasReservesDevelopmentCosts
2377650000 USD
CY2016Q4 us-gaap Future Net Cash Flows Relating To Proved Oil And Gas Reserves Development Costs
FutureNetCashFlowsRelatingToProvedOilAndGasReservesDevelopmentCosts
3778698000 USD
CY2014Q4 us-gaap Future Net Cash Flows Relating To Proved Oil And Gas Reserves Income Tax Expense
FutureNetCashFlowsRelatingToProvedOilAndGasReservesIncomeTaxExpense
7718406000 USD
CY2015Q4 us-gaap Future Net Cash Flows Relating To Proved Oil And Gas Reserves Income Tax Expense
FutureNetCashFlowsRelatingToProvedOilAndGasReservesIncomeTaxExpense
1333989000 USD
CY2016Q4 us-gaap Future Net Cash Flows Relating To Proved Oil And Gas Reserves Income Tax Expense
FutureNetCashFlowsRelatingToProvedOilAndGasReservesIncomeTaxExpense
1753067000 USD
CY2014Q4 us-gaap Future Net Cash Flows Relating To Proved Oil And Gas Reserves Net Cash Flows
FutureNetCashFlowsRelatingToProvedOilAndGasReservesNetCashFlows
12790134000 USD
CY2015Q4 us-gaap Future Net Cash Flows Relating To Proved Oil And Gas Reserves Net Cash Flows
FutureNetCashFlowsRelatingToProvedOilAndGasReservesNetCashFlows
2944113000 USD
CY2016Q4 us-gaap Future Net Cash Flows Relating To Proved Oil And Gas Reserves Net Cash Flows
FutureNetCashFlowsRelatingToProvedOilAndGasReservesNetCashFlows
3615390000 USD
CY2014Q4 us-gaap Future Net Cash Flows Relating To Proved Oil And Gas Reserves Production Costs
FutureNetCashFlowsRelatingToProvedOilAndGasReservesProductionCosts
16791623000 USD
CY2015Q4 us-gaap Future Net Cash Flows Relating To Proved Oil And Gas Reserves Production Costs
FutureNetCashFlowsRelatingToProvedOilAndGasReservesProductionCosts
10963285000 USD
CY2016Q4 us-gaap Future Net Cash Flows Relating To Proved Oil And Gas Reserves Production Costs
FutureNetCashFlowsRelatingToProvedOilAndGasReservesProductionCosts
14864126000 USD
CY2014Q4 us-gaap Future Net Cash Flows Relating To Proved Oil And Gas Reserves Ten Percent Annual Discount For Estimated Timing Of Cash Flows
FutureNetCashFlowsRelatingToProvedOilAndGasReservesTenPercentAnnualDiscountForEstimatedTimingOfCashFlows
7980106000 USD
CY2015Q4 us-gaap Future Net Cash Flows Relating To Proved Oil And Gas Reserves Ten Percent Annual Discount For Estimated Timing Of Cash Flows
FutureNetCashFlowsRelatingToProvedOilAndGasReservesTenPercentAnnualDiscountForEstimatedTimingOfCashFlows
1966559000 USD
CY2016Q4 us-gaap Future Net Cash Flows Relating To Proved Oil And Gas Reserves Ten Percent Annual Discount For Estimated Timing Of Cash Flows
FutureNetCashFlowsRelatingToProvedOilAndGasReservesTenPercentAnnualDiscountForEstimatedTimingOfCashFlows
2626636000 USD
CY2014Q2 us-gaap Gain Loss On Discontinuation Of Cash Flow Hedge Due To Forecasted Transaction Probable Of Not Occurring Net
GainLossOnDiscontinuationOfCashFlowHedgeDueToForecastedTransactionProbableOfNotOccurringNet
28000000 USD
CY2014 us-gaap Gain Loss On Price Risk Derivative Instruments Not Designated As Hedging Instruments
GainLossOnPriceRiskDerivativeInstrumentsNotDesignatedAsHedgingInstruments
80942000 USD
CY2015 us-gaap Gain Loss On Price Risk Derivative Instruments Not Designated As Hedging Instruments
GainLossOnPriceRiskDerivativeInstrumentsNotDesignatedAsHedgingInstruments
385762000 USD
CY2016 us-gaap Gain Loss On Price Risk Derivative Instruments Not Designated As Hedging Instruments
GainLossOnPriceRiskDerivativeInstrumentsNotDesignatedAsHedgingInstruments
-248991000 USD
CY2014 us-gaap Gain Loss On Sale Of Property
GainLossOnSaleOfProperty
34146000 USD
CY2015 us-gaap Gain Loss On Sale Of Property
GainLossOnSaleOfProperty
0 USD
CY2016 us-gaap Gain Loss On Sale Of Property
GainLossOnSaleOfProperty
8025000 USD
CY2014 us-gaap Gain Loss On Sale Of Property Plant Equipment
GainLossOnSaleOfPropertyPlantEquipment
34146000 USD
CY2015 us-gaap Gain Loss On Sale Of Property Plant Equipment
GainLossOnSaleOfPropertyPlantEquipment
0 USD
CY2016 us-gaap Gain Loss On Sale Of Property Plant Equipment
GainLossOnSaleOfPropertyPlantEquipment
8025000 USD
CY2014 us-gaap Gas Gathering Transportation Marketing And Processing Costs
GasGatheringTransportationMarketingAndProcessingCosts
202203000 USD
CY2015 us-gaap Gas Gathering Transportation Marketing And Processing Costs
GasGatheringTransportationMarketingAndProcessingCosts
275348000 USD
CY2016 us-gaap Gas Gathering Transportation Marketing And Processing Costs
GasGatheringTransportationMarketingAndProcessingCosts
365817000 USD
CY2014 us-gaap Gas Gathering Transportation Marketing And Processing Revenue
GasGatheringTransportationMarketingAndProcessingRevenue
256359000 USD
CY2015 us-gaap Gas Gathering Transportation Marketing And Processing Revenue
GasGatheringTransportationMarketingAndProcessingRevenue
263640000 USD
CY2016 us-gaap Gas Gathering Transportation Marketing And Processing Revenue
GasGatheringTransportationMarketingAndProcessingRevenue
262342000 USD
CY2014 us-gaap Impairment Of Oil And Gas Properties
ImpairmentOfOilAndGasProperties
267339000 USD
CY2015 us-gaap Impairment Of Oil And Gas Properties
ImpairmentOfOilAndGasProperties
122469000 USD
CY2016 us-gaap Impairment Of Oil And Gas Properties
ImpairmentOfOilAndGasProperties
66687000 USD
CY2014 us-gaap Income Loss From Continuing Operations
IncomeLossFromContinuingOperations
385594000 USD
CY2015 us-gaap Income Loss From Continuing Operations
IncomeLossFromContinuingOperations
85171000 USD
CY2016 us-gaap Income Loss From Continuing Operations
IncomeLossFromContinuingOperations
-452983000 USD
CY2014 us-gaap Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest
IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
723711000 USD
CY2015 us-gaap Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest
IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
426561000 USD
CY2016 us-gaap Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest
IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
-394527000 USD
CY2014 us-gaap Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest
IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest
509619000 USD
CY2015 us-gaap Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest
IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest
321886000 USD
CY2016 us-gaap Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest
IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest
-131063000 USD
CY2014 us-gaap Income Loss From Continuing Operations Per Basic Share
IncomeLossFromContinuingOperationsPerBasicShare
2.54
CY2015 us-gaap Income Loss From Continuing Operations Per Basic Share
IncomeLossFromContinuingOperationsPerBasicShare
0.56
CY2016 us-gaap Income Loss From Continuing Operations Per Basic Share
IncomeLossFromContinuingOperationsPerBasicShare
-2.71
CY2014 us-gaap Income Loss From Continuing Operations Per Diluted Share
IncomeLossFromContinuingOperationsPerDilutedShare
2.53
CY2015 us-gaap Income Loss From Continuing Operations Per Diluted Share
IncomeLossFromContinuingOperationsPerDilutedShare
0.56
CY2016 us-gaap Income Loss From Continuing Operations Per Diluted Share
IncomeLossFromContinuingOperationsPerDilutedShare
-2.71
CY2015 us-gaap Income Loss From Discontinued Operations Net Of Tax Per Basic Share
IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare
0.00
CY2016 us-gaap Income Loss From Discontinued Operations Net Of Tax Per Basic Share
IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare
0.00
CY2014 us-gaap Income Loss From Discontinued Operations Net Of Tax Per Diluted Share
IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare
0.01
CY2015 us-gaap Income Loss From Discontinued Operations Net Of Tax Per Diluted Share
IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare
0.00
CY2016 us-gaap Income Loss From Discontinued Operations Net Of Tax Per Diluted Share
IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare
0.00
CY2014 us-gaap Income Tax Expense Benefit
IncomeTaxExpenseBenefit
214092000 USD
CY2015 us-gaap Income Tax Expense Benefit
IncomeTaxExpenseBenefit
104675000 USD
CY2016 us-gaap Income Tax Expense Benefit
IncomeTaxExpenseBenefit
-263464000 USD
CY2014 us-gaap Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance
IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance
10012000 USD
CY2015 us-gaap Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance
IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance
91144000 USD
CY2016 us-gaap Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance
IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance
23808000 USD
CY2014 us-gaap Income Tax Reconciliation Disposition Of Assets
IncomeTaxReconciliationDispositionOfAssets
0 USD
CY2015 us-gaap Income Tax Reconciliation Disposition Of Assets
IncomeTaxReconciliationDispositionOfAssets
-35438000 USD
CY2014 us-gaap Income Loss From Discontinued Operations Net Of Tax
IncomeLossFromDiscontinuedOperationsNetOfTax
1371000 USD
CY2015 us-gaap Income Loss From Discontinued Operations Net Of Tax
IncomeLossFromDiscontinuedOperationsNetOfTax
0 USD
CY2016 us-gaap Income Loss From Discontinued Operations Net Of Tax
IncomeLossFromDiscontinuedOperationsNetOfTax
0 USD
CY2014 us-gaap Income Loss From Discontinued Operations Net Of Tax Per Basic Share
IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare
0.01
CY2016 us-gaap Income Tax Reconciliation Disposition Of Assets
IncomeTaxReconciliationDispositionOfAssets
35438000 USD
CY2014 us-gaap Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate
IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate
253299000 USD
CY2015 us-gaap Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate
IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate
149296000 USD
CY2016 us-gaap Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate
IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate
-138084000 USD
CY2014 us-gaap Income Tax Reconciliation Other Adjustments
IncomeTaxReconciliationOtherAdjustments
-2350000 USD
CY2015 us-gaap Income Tax Reconciliation Other Adjustments
IncomeTaxReconciliationOtherAdjustments
-2668000 USD
CY2016 us-gaap Income Tax Reconciliation Other Adjustments
IncomeTaxReconciliationOtherAdjustments
4198000 USD
CY2014 us-gaap Income Tax Reconciliation State And Local Income Taxes
IncomeTaxReconciliationStateAndLocalIncomeTaxes
-2992000 USD
CY2015 us-gaap Income Tax Reconciliation State And Local Income Taxes
IncomeTaxReconciliationStateAndLocalIncomeTaxes
-7566000 USD
CY2016 us-gaap Income Tax Reconciliation State And Local Income Taxes
IncomeTaxReconciliationStateAndLocalIncomeTaxes
-71613000 USD
CY2014 us-gaap Income Tax Reconciliation Tax Credits Research
IncomeTaxReconciliationTaxCreditsResearch
468000 USD
CY2015 us-gaap Income Tax Reconciliation Tax Credits Research
IncomeTaxReconciliationTaxCreditsResearch
7243000 USD
CY2016 us-gaap Income Tax Reconciliation Tax Credits Research
IncomeTaxReconciliationTaxCreditsResearch
4539000 USD
CY2014 us-gaap Income Tax Reconciliation Tax Exempt Income
IncomeTaxReconciliationTaxExemptIncome
43409000 USD
CY2015 us-gaap Income Tax Reconciliation Tax Exempt Income
IncomeTaxReconciliationTaxExemptIncome
82850000 USD
CY2016 us-gaap Income Tax Reconciliation Tax Exempt Income
IncomeTaxReconciliationTaxExemptIncome
112672000 USD
CY2014 us-gaap Income Taxes Paid Net
IncomeTaxesPaidNet
204818000 USD
CY2015 us-gaap Income Taxes Paid Net
IncomeTaxesPaidNet
95708000 USD
CY2016 us-gaap Income Taxes Paid Net
IncomeTaxesPaidNet
-41142000 USD
CY2014 us-gaap Increase Decrease In Accounts Payable
IncreaseDecreaseInAccountsPayable
30350000 USD
CY2015 us-gaap Increase Decrease In Accounts Payable
IncreaseDecreaseInAccountsPayable
-37623000 USD
CY2016 us-gaap Increase Decrease In Accounts Payable
IncreaseDecreaseInAccountsPayable
40548000 USD
CY2015Q1 us-gaap Increase Decrease In Deferred Income Taxes
IncreaseDecreaseInDeferredIncomeTaxes
73500000 USD
us-gaap Increase Decrease In Deferred Income Taxes
IncreaseDecreaseInDeferredIncomeTaxes
7400000 USD
CY2015Q4 us-gaap Increase Decrease In Deferred Income Taxes
IncreaseDecreaseInDeferredIncomeTaxes
31300000 USD
CY2016 us-gaap Increase Decrease In Deferred Income Taxes
IncreaseDecreaseInDeferredIncomeTaxes
15000000 USD
CY2014 us-gaap Increase Decrease In Dividends Receivable
IncreaseDecreaseInDividendsReceivable
-9463000 USD
CY2015 us-gaap Increase Decrease In Dividends Receivable
IncreaseDecreaseInDividendsReceivable
0 USD
CY2016 us-gaap Increase Decrease In Dividends Receivable
IncreaseDecreaseInDividendsReceivable
0 USD
CY2014 us-gaap Increase Due To Purchases Of Minerals In Place
IncreaseDueToPurchasesOfMineralsInPlace
72139000 USD
CY2014 us-gaap Increase Decrease In Estimated Future Development Costs
IncreaseDecreaseInEstimatedFutureDevelopmentCosts
1023075000 USD
CY2016 us-gaap Increase Decrease In Restricted Cash
IncreaseDecreaseInRestrictedCash
75000000 USD
CY2015 us-gaap Increase Decrease In Estimated Future Development Costs
IncreaseDecreaseInEstimatedFutureDevelopmentCosts
971186000 USD
CY2014 us-gaap Noncontrolling Interest Increase From Subsidiary Equity Issuance
NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance
902467000 USD
CY2015 us-gaap Noncontrolling Interest Increase From Subsidiary Equity Issuance
NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance
1182002000 USD
CY2016 us-gaap Noncontrolling Interest Increase From Subsidiary Equity Issuance
NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance
217102000 USD
CY2016Q4 us-gaap Number Of Reportable Segments
NumberOfReportableSegments
2 segment
CY2016 us-gaap Number Of Reportable Segments
NumberOfReportableSegments
3 segment
CY2014 us-gaap Oil And Gas Revenue
OilAndGasRevenue
2469710000 USD
CY2015Q1 us-gaap Oil And Gas Revenue
OilAndGasRevenue
714815000 USD
CY2015Q2 us-gaap Oil And Gas Revenue
OilAndGasRevenue
439589000 USD
CY2016 us-gaap Increase Decrease In Estimated Future Development Costs
IncreaseDecreaseInEstimatedFutureDevelopmentCosts
402891000 USD
CY2014 us-gaap Increase Decrease In Future Income Tax Expense Estimates On Future Cash Flows Related To Proved Oil And Gas Reserves
IncreaseDecreaseInFutureIncomeTaxExpenseEstimatesOnFutureCashFlowsRelatedToProvedOilAndGasReserves
-529337000 USD
CY2015 us-gaap Increase Decrease In Future Income Tax Expense Estimates On Future Cash Flows Related To Proved Oil And Gas Reserves
IncreaseDecreaseInFutureIncomeTaxExpenseEstimatesOnFutureCashFlowsRelatedToProvedOilAndGasReserves
2424200000 USD
CY2016 us-gaap Increase Decrease In Future Income Tax Expense Estimates On Future Cash Flows Related To Proved Oil And Gas Reserves
IncreaseDecreaseInFutureIncomeTaxExpenseEstimatesOnFutureCashFlowsRelatedToProvedOilAndGasReserves
-91823000 USD
CY2014 us-gaap Increase Decrease In Receivables
IncreaseDecreaseInReceivables
70392000 USD
CY2015 us-gaap Increase Decrease In Receivables
IncreaseDecreaseInReceivables
-131031000 USD
CY2016 us-gaap Increase Decrease In Receivables
IncreaseDecreaseInReceivables
165507000 USD
CY2014 us-gaap Increase Decrease In Restricted Cash
IncreaseDecreaseInRestrictedCash
0 USD
CY2015 us-gaap Increase Decrease In Restricted Cash
IncreaseDecreaseInRestrictedCash
0 USD
CY2015 us-gaap Increase Due To Purchases Of Minerals In Place
IncreaseDueToPurchasesOfMineralsInPlace
0 USD
CY2016 us-gaap Increase Due To Purchases Of Minerals In Place
IncreaseDueToPurchasesOfMineralsInPlace
592078000 USD
CY2014 us-gaap Incremental Common Shares Attributable To Share Based Payment Arrangements
IncrementalCommonSharesAttributableToShareBasedPaymentArrangements
960000 shares
CY2015 us-gaap Incremental Common Shares Attributable To Share Based Payment Arrangements
IncrementalCommonSharesAttributableToShareBasedPaymentArrangements
541000 shares
CY2016 us-gaap Incremental Common Shares Attributable To Share Based Payment Arrangements
IncrementalCommonSharesAttributableToShareBasedPaymentArrangements
0 shares
CY2014 us-gaap Interest Costs Capitalized
InterestCostsCapitalized
35000000 USD
CY2015 us-gaap Interest Costs Capitalized
InterestCostsCapitalized
35800000 USD
CY2016 us-gaap Interest Costs Capitalized
InterestCostsCapitalized
19200000 USD
CY2014 us-gaap Interest Expense
InterestExpense
136537000 USD
CY2015 us-gaap Interest Expense
InterestExpense
146531000 USD
CY2016 us-gaap Interest Expense
InterestExpense
147920000 USD
CY2014 us-gaap Interest Paid Net
InterestPaidNet
128567000 USD
CY2015 us-gaap Interest Paid Net
InterestPaidNet
147550000 USD
CY2016 us-gaap Interest Paid Net
InterestPaidNet
144657000 USD
CY2015Q4 us-gaap Interest Payable Current
InterestPayableCurrent
36330000 USD
CY2016Q4 us-gaap Interest Payable Current
InterestPayableCurrent
39593000 USD
CY2014 us-gaap Inventory Write Down
InventoryWriteDown
3200000 USD
CY2015 us-gaap Inventory Write Down
InventoryWriteDown
0 USD
CY2016 us-gaap Inventory Write Down
InventoryWriteDown
0 USD
CY2014 us-gaap Lease And Rental Expense
LeaseAndRentalExpense
65600000 USD
CY2015 us-gaap Lease And Rental Expense
LeaseAndRentalExpense
85200000 USD
CY2016 us-gaap Lease And Rental Expense
LeaseAndRentalExpense
44100000 USD
CY2015Q4 us-gaap Liabilities
Liabilities
5948130000 USD
CY2016Q4 us-gaap Liabilities
Liabilities
6353675000 USD
CY2015Q4 us-gaap Liabilities And Stockholders Equity
LiabilitiesAndStockholdersEquity
13976172000 USD
CY2016Q4 us-gaap Liabilities And Stockholders Equity
LiabilitiesAndStockholdersEquity
15472922000 USD
CY2015Q4 us-gaap Liabilities Current
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795819000 USD
CY2016Q4 us-gaap Liabilities Current
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804640000 USD
CY2016Q4 us-gaap Line Of Credit Facility Maximum Borrowing Capacity
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1500000000.0 USD
CY2015Q4 us-gaap Lines Of Credit Current
LinesOfCreditCurrent
299000000 USD
CY2016Q4 us-gaap Lines Of Credit Current
LinesOfCreditCurrent
0 USD
CY2015Q4 us-gaap Long Term Debt
LongTermDebt
2793343000 USD
CY2016Q4 us-gaap Long Term Debt
LongTermDebt
3289459000 USD
CY2015Q4 us-gaap Long Term Debt Current
LongTermDebtCurrent
0 USD
CY2016Q4 us-gaap Long Term Debt Current
LongTermDebtCurrent
0 USD
CY2015Q4 us-gaap Long Term Debt Fair Value
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2803267000 USD
CY2016Q4 us-gaap Long Term Debt Fair Value
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3510217000 USD
CY2015Q3 us-gaap Oil And Gas Revenue
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583978000 USD
CY2015Q4 us-gaap Oil And Gas Revenue
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601380000 USD
CY2016Q4 us-gaap Long Term Debt Maturities Repayments Of Principal In Next Twelve Months
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0 USD
CY2016Q4 us-gaap Long Term Debt Maturities Repayments Of Principal In Year Five
LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive
1899000000 USD
CY2015 us-gaap Net Cash Provided By Used In Investing Activities
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-2525607000 USD
CY2015 us-gaap Noncontrolling Interest Increase From Sale Of Parent Equity Interest
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673964000 USD
CY2016Q4 us-gaap Long Term Debt Maturities Repayments Of Principal In Year Four
LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour
11200000 USD
CY2016Q4 us-gaap Long Term Debt Maturities Repayments Of Principal In Year Three
LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree
700000000 USD
CY2016Q4 us-gaap Long Term Debt Maturities Repayments Of Principal In Year Two
LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo
708000000 USD
CY2015Q4 us-gaap Long Term Debt Noncurrent
LongTermDebtNoncurrent
2793343000 USD
CY2016Q4 us-gaap Long Term Debt Noncurrent
LongTermDebtNoncurrent
3289459000 USD
CY2015Q4 us-gaap Minority Interest
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2950251000 USD
CY2016Q4 us-gaap Minority Interest
MinorityInterest
3258966000 USD
CY2014 us-gaap Minority Interest Decrease From Distributions To Noncontrolling Interest Holders
MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders
67819000 USD
CY2015 us-gaap Minority Interest Decrease From Distributions To Noncontrolling Interest Holders
MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders
121759000 USD
CY2016 us-gaap Minority Interest Decrease From Distributions To Noncontrolling Interest Holders
MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders
189981000 USD
CY2014 us-gaap Net Cash Provided By Used In Financing Activities
NetCashProvidedByUsedInFinancingActivities
1261258000 USD
CY2015 us-gaap Net Cash Provided By Used In Financing Activities
NetCashProvidedByUsedInFinancingActivities
1832470000 USD
CY2016 us-gaap Net Cash Provided By Used In Financing Activities
NetCashProvidedByUsedInFinancingActivities
1399469000 USD
CY2014 us-gaap Net Cash Provided By Used In Investing Activities
NetCashProvidedByUsedInInvestingActivities
-2444212000 USD
CY2016 us-gaap Net Cash Provided By Used In Investing Activities
NetCashProvidedByUsedInInvestingActivities
-2961481000 USD
CY2014 us-gaap Net Cash Provided By Used In Operating Activities
NetCashProvidedByUsedInOperatingActivities
1414742000 USD
CY2015 us-gaap Net Cash Provided By Used In Operating Activities
NetCashProvidedByUsedInOperatingActivities
1216940000 USD
CY2016 us-gaap Net Cash Provided By Used In Operating Activities
NetCashProvidedByUsedInOperatingActivities
1064320000 USD
CY2014 us-gaap Net Income Loss
NetIncomeLoss
386965000 USD
CY2015Q1 us-gaap Net Income Loss
NetIncomeLoss
173427000 USD
CY2015Q2 us-gaap Net Income Loss
NetIncomeLoss
5536000 USD
CY2015Q3 us-gaap Net Income Loss
NetIncomeLoss
40787000 USD
CY2015Q4 us-gaap Net Income Loss
NetIncomeLoss
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CY2015 us-gaap Net Income Loss
NetIncomeLoss
85171000 USD
CY2016Q1 us-gaap Net Income Loss
NetIncomeLoss
5636000 USD
CY2016Q2 us-gaap Net Income Loss
NetIncomeLoss
-258645000 USD
CY2016Q3 us-gaap Net Income Loss
NetIncomeLoss
-8016000 USD
CY2016Q4 us-gaap Net Income Loss
NetIncomeLoss
-191958000 USD
CY2016 us-gaap Net Income Loss
NetIncomeLoss
-452983000 USD
CY2014 us-gaap Net Income Loss Attributable To Noncontrolling Interest
NetIncomeLossAttributableToNoncontrollingInterest
124025000 USD
CY2015 us-gaap Net Income Loss Attributable To Noncontrolling Interest
NetIncomeLossAttributableToNoncontrollingInterest
236715000 USD
CY2016 us-gaap Net Income Loss Attributable To Noncontrolling Interest
NetIncomeLossAttributableToNoncontrollingInterest
321920000 USD
CY2014 us-gaap Net Income Loss Available To Common Stockholders Basic
NetIncomeLossAvailableToCommonStockholdersBasic
386965000 USD
CY2015 us-gaap Net Income Loss Available To Common Stockholders Basic
NetIncomeLossAvailableToCommonStockholdersBasic
85171000 USD
CY2016 us-gaap Net Income Loss Available To Common Stockholders Basic
NetIncomeLossAvailableToCommonStockholdersBasic
-452983000 USD
CY2014 us-gaap Net Income Loss Available To Common Stockholders Diluted
NetIncomeLossAvailableToCommonStockholdersDiluted
386965000 USD
CY2015 us-gaap Net Income Loss Available To Common Stockholders Diluted
NetIncomeLossAvailableToCommonStockholdersDiluted
85171000 USD
CY2016 us-gaap Net Income Loss Available To Common Stockholders Diluted
NetIncomeLossAvailableToCommonStockholdersDiluted
-452983000 USD
CY2014 us-gaap Net Increase Decrease In Sales And Transfer Prices And Production Costs
NetIncreaseDecreaseInSalesAndTransferPricesAndProductionCosts
-1548352000 USD
CY2015 us-gaap Net Increase Decrease In Sales And Transfer Prices And Production Costs
NetIncreaseDecreaseInSalesAndTransferPricesAndProductionCosts
-5546405000 USD
CY2016 us-gaap Net Increase Decrease In Sales And Transfer Prices And Production Costs
NetIncreaseDecreaseInSalesAndTransferPricesAndProductionCosts
-1129026000 USD
CY2014 us-gaap Operating Income Loss
OperatingIncomeLoss
853395000 USD
CY2015Q1 us-gaap Operating Income Loss
OperatingIncomeLoss
314759000 USD
CY2015Q2 us-gaap Operating Income Loss
OperatingIncomeLoss
33034000 USD
CY2015Q3 us-gaap Operating Income Loss
OperatingIncomeLoss
170055000 USD
CY2015Q4 us-gaap Operating Income Loss
OperatingIncomeLoss
45291000 USD
CY2015 us-gaap Operating Income Loss
OperatingIncomeLoss
563139000 USD
CY2015 us-gaap Oil And Gas Revenue
OilAndGasRevenue
2339762000 USD
CY2016Q1 us-gaap Oil And Gas Revenue
OilAndGasRevenue
545069000 USD
CY2016Q2 us-gaap Oil And Gas Revenue
OilAndGasRevenue
127531000 USD
CY2016Q3 us-gaap Oil And Gas Revenue
OilAndGasRevenue
556726000 USD
CY2016Q4 us-gaap Oil And Gas Revenue
OilAndGasRevenue
379022000 USD
CY2016 us-gaap Oil And Gas Revenue
OilAndGasRevenue
1608348000 USD
CY2014 us-gaap Oil And Gas Sales Revenue
OilAndGasSalesRevenue
2132409000 USD
CY2015 us-gaap Oil And Gas Sales Revenue
OilAndGasSalesRevenue
1690360000 USD
CY2016 us-gaap Oil And Gas Sales Revenue
OilAndGasSalesRevenue
1594997000 USD
CY2014 us-gaap Operating Costs And Expenses
OperatingCostsAndExpenses
54528000 USD
CY2015 us-gaap Operating Costs And Expenses
OperatingCostsAndExpenses
69760000 USD
CY2016 us-gaap Operating Costs And Expenses
OperatingCostsAndExpenses
73266000 USD
CY2016Q1 us-gaap Operating Income Loss
OperatingIncomeLoss
127201000 USD
CY2016Q2 us-gaap Operating Income Loss
OperatingIncomeLoss
-324492000 USD
CY2016Q3 us-gaap Operating Income Loss
OperatingIncomeLoss
108457000 USD
CY2016Q4 us-gaap Operating Income Loss
OperatingIncomeLoss
-189466000 USD
CY2016 us-gaap Operating Income Loss
OperatingIncomeLoss
-278300000 USD
CY2016Q4 us-gaap Operating Leases Future Minimum Payments Due
OperatingLeasesFutureMinimumPaymentsDue
143300000 USD
CY2016Q4 us-gaap Operating Leases Future Minimum Payments Due Current
OperatingLeasesFutureMinimumPaymentsDueCurrent
55500000 USD
CY2016Q4 us-gaap Operating Leases Future Minimum Payments Due In Five Years
OperatingLeasesFutureMinimumPaymentsDueInFiveYears
9800000 USD
CY2016Q4 us-gaap Operating Leases Future Minimum Payments Due In Four Years
OperatingLeasesFutureMinimumPaymentsDueInFourYears
9800000 USD
CY2016Q4 us-gaap Operating Leases Future Minimum Payments Due In Three Years
OperatingLeasesFutureMinimumPaymentsDueInThreeYears
12200000 USD
CY2016Q4 us-gaap Operating Leases Future Minimum Payments Due In Two Years
OperatingLeasesFutureMinimumPaymentsDueInTwoYears
24500000 USD
CY2016Q4 us-gaap Operating Leases Future Minimum Payments Due Thereafter
OperatingLeasesFutureMinimumPaymentsDueThereafter
31500000 USD
CY2015Q4 us-gaap Operating Loss Carryforwards Valuation Allowance
OperatingLossCarryforwardsValuationAllowance
156100000 USD
CY2016Q4 us-gaap Operating Loss Carryforwards Valuation Allowance
OperatingLossCarryforwardsValuationAllowance
201400000 USD
CY2015Q4 us-gaap Other Accrued Liabilities Current
OtherAccruedLiabilitiesCurrent
27566000 USD
CY2016Q4 us-gaap Other Accrued Liabilities Current
OtherAccruedLiabilitiesCurrent
39490000 USD
CY2015Q4 us-gaap Other Assets Noncurrent
OtherAssetsNoncurrent
176107000 USD
CY2016Q4 us-gaap Other Assets Noncurrent
OtherAssetsNoncurrent
222925000 USD
CY2014 us-gaap Other Comprehensive Income Loss Before Reclassifications Net Of Tax
OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax
156207000 USD
CY2014 us-gaap Other Comprehensive Income Loss Derivatives Qualifying As Hedges Net Of Tax
OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax
155422000 USD
CY2015 us-gaap Other Comprehensive Income Loss Derivatives Qualifying As Hedges Net Of Tax
OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax
-152359000 USD
CY2016 us-gaap Other Comprehensive Income Loss Derivatives Qualifying As Hedges Net Of Tax
OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax
-55155000 USD
CY2014 us-gaap Other Comprehensive Income Loss Derivatives Qualifying As Hedges Tax
OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesTax
102850000 USD
CY2015 us-gaap Other Comprehensive Income Loss Derivatives Qualifying As Hedges Tax
OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesTax
-102271000 USD
CY2016 us-gaap Other Comprehensive Income Loss Derivatives Qualifying As Hedges Tax
OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesTax
-36296000 USD
CY2014 us-gaap Other Comprehensive Income Loss Net Of Tax
OtherComprehensiveIncomeLossNetOfTax
154791000 USD
CY2015 us-gaap Other Comprehensive Income Loss Net Of Tax
OtherComprehensiveIncomeLossNetOfTax
-153116000 USD
CY2016 us-gaap Other Comprehensive Income Loss Net Of Tax
OtherComprehensiveIncomeLossNetOfTax
-44336000 USD
CY2014 us-gaap Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax
OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax
776000 USD
CY2015 us-gaap Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax
OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax
901000 USD
CY2016 us-gaap Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax
OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax
-10675000 USD
CY2014 us-gaap Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Tax
OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax
515000 USD
CY2015 us-gaap Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Tax
OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax
564000 USD
CY2016 us-gaap Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Tax
OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax
-6778000 USD
CY2015Q4 us-gaap Other Liabilities Current
OtherLiabilitiesCurrent
181835000 USD
CY2016Q4 us-gaap Other Liabilities Current
OtherLiabilitiesCurrent
236719000 USD
CY2015Q4 us-gaap Other Liabilities Noncurrent
OtherLiabilitiesNoncurrent
386798000 USD
CY2016Q4 us-gaap Other Liabilities Noncurrent
OtherLiabilitiesNoncurrent
499572000 USD
CY2014 us-gaap Other Noncash Income Expense
OtherNoncashIncomeExpense
6853000 USD
CY2015 us-gaap Other Noncash Income Expense
OtherNoncashIncomeExpense
9953000 USD
CY2016 us-gaap Other Noncash Income Expense
OtherNoncashIncomeExpense
31693000 USD
CY2014 us-gaap Other Nonoperating Income
OtherNonoperatingIncome
6853000 USD
CY2015 us-gaap Other Nonoperating Income
OtherNonoperatingIncome
9953000 USD
CY2016 us-gaap Other Nonoperating Income
OtherNonoperatingIncome
31693000 USD
CY2014 us-gaap Other Operating Activities Cash Flow Statement
OtherOperatingActivitiesCashFlowStatement
47412000 USD
CY2015 us-gaap Other Operating Activities Cash Flow Statement
OtherOperatingActivitiesCashFlowStatement
-27847000 USD
CY2016 us-gaap Other Operating Activities Cash Flow Statement
OtherOperatingActivitiesCashFlowStatement
-48165000 USD
CY2014 us-gaap Payments For Repurchase Of Common Stock
PaymentsForRepurchaseOfCommonStock
32368000 USD
CY2015 us-gaap Payments For Repurchase Of Common Stock
PaymentsForRepurchaseOfCommonStock
3375000 USD
CY2016 us-gaap Payments For Repurchase Of Common Stock
PaymentsForRepurchaseOfCommonStock
30000 USD
CY2014 us-gaap Payments Of Debt Issuance Costs
PaymentsOfDebtIssuanceCosts
12764000 USD
CY2015 us-gaap Payments Of Debt Issuance Costs
PaymentsOfDebtIssuanceCosts
0 USD
CY2016 us-gaap Payments Of Debt Issuance Costs
PaymentsOfDebtIssuanceCosts
8580000 USD
CY2014 us-gaap Payments Of Dividends Common Stock
PaymentsOfDividendsCommonStock
18207000 USD
CY2015 us-gaap Payments Of Dividends Common Stock
PaymentsOfDividendsCommonStock
18310000 USD
CY2016 us-gaap Payments Of Dividends Common Stock
PaymentsOfDividendsCommonStock
20156000 USD
CY2014 us-gaap Payments Of Dividends Minority Interest
PaymentsOfDividendsMinorityInterest
67819000 USD
CY2015 us-gaap Payments Of Dividends Minority Interest
PaymentsOfDividendsMinorityInterest
121759000 USD
CY2016 us-gaap Payments Of Dividends Minority Interest
PaymentsOfDividendsMinorityInterest
189981000 USD
CY2014 us-gaap Payments Related To Tax Withholding For Share Based Compensation
PaymentsRelatedToTaxWithholdingForShareBasedCompensation
51262000 USD
CY2015 us-gaap Payments Related To Tax Withholding For Share Based Compensation
PaymentsRelatedToTaxWithholdingForShareBasedCompensation
47013000 USD
CY2016 us-gaap Payments Related To Tax Withholding For Share Based Compensation
PaymentsRelatedToTaxWithholdingForShareBasedCompensation
26931000 USD
CY2014 us-gaap Payments To Acquire Businesses Gross
PaymentsToAcquireBusinessesGross
174184000 USD
CY2015 us-gaap Payments To Acquire Businesses Gross
PaymentsToAcquireBusinessesGross
0 USD
CY2016 us-gaap Payments To Acquire Businesses Gross
PaymentsToAcquireBusinessesGross
1051239000 USD
CY2016 us-gaap Payments To Acquire Businesses Gross
PaymentsToAcquireBusinessesGross
1051200000 USD
CY2014 us-gaap Payments To Acquire Investments
PaymentsToAcquireInvestments
0 USD
CY2015 us-gaap Payments To Acquire Investments
PaymentsToAcquireInvestments
84182000 USD
CY2016 us-gaap Payments To Acquire Investments
PaymentsToAcquireInvestments
98399000 USD
CY2014 us-gaap Payments To Acquire Marketable Securities
PaymentsToAcquireMarketableSecurities
0 USD
CY2015 us-gaap Payments To Acquire Marketable Securities
PaymentsToAcquireMarketableSecurities
0 USD
CY2016 us-gaap Payments To Acquire Marketable Securities
PaymentsToAcquireMarketableSecurities
288772000 USD
CY2014 us-gaap Payments To Acquire Productive Assets
PaymentsToAcquireProductiveAssets
2900186000 USD
CY2015 us-gaap Payments To Acquire Productive Assets
PaymentsToAcquireProductiveAssets
2344414000 USD
CY2016 us-gaap Payments To Acquire Productive Assets
PaymentsToAcquireProductiveAssets
2668273000 USD
CY2014 us-gaap Payments To Acquire Property Plant And Equipment
PaymentsToAcquirePropertyPlantAndEquipment
2277306000 USD
CY2015 us-gaap Payments To Acquire Property Plant And Equipment
PaymentsToAcquirePropertyPlantAndEquipment
2434018000 USD
CY2016 us-gaap Payments To Acquire Property Plant And Equipment
PaymentsToAcquirePropertyPlantAndEquipment
1539494000 USD
CY2014 us-gaap Pension Expense
PensionExpense
0 USD
CY2015 us-gaap Pension Expense
PensionExpense
0 USD
CY2016 us-gaap Pension Expense
PensionExpense
9403000 USD
CY2014Q4 us-gaap Preferred Stock Shares Authorized
PreferredStockSharesAuthorized
3000000 shares
CY2015Q4 us-gaap Preferred Stock Shares Authorized
PreferredStockSharesAuthorized
3000000 shares
CY2016Q4 us-gaap Preferred Stock Shares Authorized
PreferredStockSharesAuthorized
3000000 shares
CY2014Q4 us-gaap Preferred Stock Shares Issued
PreferredStockSharesIssued
0 shares
CY2015Q4 us-gaap Preferred Stock Shares Issued
PreferredStockSharesIssued
0 shares
CY2016Q4 us-gaap Preferred Stock Shares Issued
PreferredStockSharesIssued
0 shares
CY2014Q4 us-gaap Preferred Stock Shares Outstanding
PreferredStockSharesOutstanding
0 shares
CY2015Q4 us-gaap Preferred Stock Shares Outstanding
PreferredStockSharesOutstanding
0 shares
CY2016Q4 us-gaap Preferred Stock Shares Outstanding
PreferredStockSharesOutstanding
0 shares
CY2015Q4 us-gaap Prepaid Expense And Other Assets Current
PrepaidExpenseAndOtherAssetsCurrent
55433000 USD
CY2016Q4 us-gaap Prepaid Expense And Other Assets Current
PrepaidExpenseAndOtherAssetsCurrent
63602000 USD
CY2016Q4 us-gaap Price Risk Cash Flow Hedge Unrealized Gain Loss To Be Reclassified During Next12 Months
PriceRiskCashFlowHedgeUnrealizedGainLossToBeReclassifiedDuringNext12Months
4900000 USD
CY2014 us-gaap Proceeds And Excess Tax Benefit From Sharebased Compensation
ProceedsAndExcessTaxBenefitFromSharebasedCompensation
52373000 USD
CY2015 us-gaap Proceeds And Excess Tax Benefit From Sharebased Compensation
ProceedsAndExcessTaxBenefitFromSharebasedCompensation
36965000 USD
CY2016 us-gaap Proceeds And Excess Tax Benefit From Sharebased Compensation
ProceedsAndExcessTaxBenefitFromSharebasedCompensation
6165000 USD
CY2014 us-gaap Proceeds From Issuance Of Common Limited Partners Units
ProceedsFromIssuanceOfCommonLimitedPartnersUnits
902467000 USD
CY2015 us-gaap Proceeds From Issuance Of Common Limited Partners Units
ProceedsFromIssuanceOfCommonLimitedPartnersUnits
1182002000 USD
CY2016 us-gaap Proceeds From Issuance Of Common Limited Partners Units
ProceedsFromIssuanceOfCommonLimitedPartnersUnits
217102000 USD
CY2014 us-gaap Proceeds From Issuance Of Common Stock
ProceedsFromIssuanceOfCommonStock
0 USD
CY2015 us-gaap Proceeds From Issuance Of Common Stock
ProceedsFromIssuanceOfCommonStock
0 USD
CY2016 us-gaap Proceeds From Issuance Of Common Stock
ProceedsFromIssuanceOfCommonStock
1225999000 USD
CY2014 us-gaap Proceeds From Issuance Of Long Term Debt
ProceedsFromIssuanceOfLongTermDebt
500000000 USD
CY2015 us-gaap Proceeds From Issuance Of Long Term Debt
ProceedsFromIssuanceOfLongTermDebt
0 USD
CY2016 us-gaap Proceeds From Issuance Of Long Term Debt
ProceedsFromIssuanceOfLongTermDebt
500000000 USD
CY2014 us-gaap Proceeds From Issuance Of Shares Under Incentive And Share Based Compensation Plans
ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlans
19200000 USD
CY2015 us-gaap Proceeds From Issuance Of Shares Under Incentive And Share Based Compensation Plans
ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlans
14000000 USD
CY2016 us-gaap Proceeds From Issuance Of Shares Under Incentive And Share Based Compensation Plans
ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlans
5000000 USD
CY2014 us-gaap Proceeds From Repayments Of Short Term Debt
ProceedsFromRepaymentsOfShortTermDebt
450000000 USD
CY2015 us-gaap Proceeds From Repayments Of Short Term Debt
ProceedsFromRepaymentsOfShortTermDebt
617000000 USD
CY2016 us-gaap Proceeds From Repayments Of Short Term Debt
ProceedsFromRepaymentsOfShortTermDebt
740000000 USD
CY2014 us-gaap Proceeds From Sale Maturity And Collections Of Investments
ProceedsFromSaleMaturityAndCollectionsOfInvestments
0 USD
CY2015 us-gaap Proceeds From Sale Maturity And Collections Of Investments
ProceedsFromSaleMaturityAndCollectionsOfInvestments
9723000 USD
CY2016 us-gaap Proceeds From Sale Maturity And Collections Of Investments
ProceedsFromSaleMaturityAndCollectionsOfInvestments
12533000 USD
CY2014 us-gaap Proceeds From Sale Of Interest In Partnership Unit
ProceedsFromSaleOfInterestInPartnershipUnit
0 USD
CY2015 us-gaap Proceeds From Sale Of Interest In Partnership Unit
ProceedsFromSaleOfInterestInPartnershipUnit
673964000 USD
CY2016 us-gaap Proceeds From Sale Of Interest In Partnership Unit
ProceedsFromSaleOfInterestInPartnershipUnit
0 USD
CY2014 us-gaap Proceeds From Sale Of Productive Assets
ProceedsFromSaleOfProductiveAssets
7444000 USD
CY2015 us-gaap Proceeds From Sale Of Productive Assets
ProceedsFromSaleOfProductiveAssets
0 USD
CY2016 us-gaap Proceeds From Sale Of Productive Assets
ProceedsFromSaleOfProductiveAssets
75000000 USD
CY2014 us-gaap Proceeds From Sale Of Trading Securities Heldforinvestment
ProceedsFromSaleOfTradingSecuritiesHeldforinvestment
0 USD
CY2015 us-gaap Proceeds From Sale Of Trading Securities Heldforinvestment
ProceedsFromSaleOfTradingSecuritiesHeldforinvestment
0 USD
CY2016 us-gaap Proceeds From Sale Of Trading Securities Heldforinvestment
ProceedsFromSaleOfTradingSecuritiesHeldforinvestment
3890000 USD
CY2014 us-gaap Profit Loss
ProfitLoss
510990000 USD
CY2015Q1 us-gaap Profit Loss
ProfitLoss
221168000 USD
CY2015Q2 us-gaap Profit Loss
ProfitLoss
63747000 USD
CY2015Q3 us-gaap Profit Loss
ProfitLoss
100233000 USD
CY2015Q4 us-gaap Profit Loss
ProfitLoss
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CY2015 us-gaap Profit Loss
ProfitLoss
321886000 USD
CY2016Q1 us-gaap Profit Loss
ProfitLoss
88425000 USD
CY2016Q2 us-gaap Profit Loss
ProfitLoss
-180807000 USD
CY2016Q3 us-gaap Profit Loss
ProfitLoss
70104000 USD
CY2016Q4 us-gaap Profit Loss
ProfitLoss
-108785000 USD
CY2016 us-gaap Profit Loss
ProfitLoss
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CY2015Q4 us-gaap Property Plant And Equipment Gross
PropertyPlantAndEquipmentGross
15635549000 USD
CY2016Q4 us-gaap Property Plant And Equipment Gross
PropertyPlantAndEquipmentGross
18216775000 USD
CY2015Q4 us-gaap Property Plant And Equipment Net
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11472021000 USD
CY2016Q4 us-gaap Property Plant And Equipment Net
PropertyPlantAndEquipmentNet
13162216000 USD
CY2014 us-gaap Proved Developed And Undeveloped Reserve Extension And Discovery Energy
ProvedDevelopedAndUndevelopedReserveExtensionAndDiscoveryEnergy
197 Bcfe
CY2015 us-gaap Proved Developed And Undeveloped Reserve Extension And Discovery Energy
ProvedDevelopedAndUndevelopedReserveExtensionAndDiscoveryEnergy
386 Bcfe
CY2016 us-gaap Proved Developed And Undeveloped Reserve Extension And Discovery Energy
ProvedDevelopedAndUndevelopedReserveExtensionAndDiscoveryEnergy
68 Bcfe
CY2014 us-gaap Proved Developed And Undeveloped Reserve Net Energy Period Increase Decrease
ProvedDevelopedAndUndevelopedReserveNetEnergyPeriodIncreaseDecrease
3276 Bcfe
CY2015 us-gaap Proved Developed And Undeveloped Reserve Net Energy Period Increase Decrease
ProvedDevelopedAndUndevelopedReserveNetEnergyPeriodIncreaseDecrease
2051 Bcfe
CY2016 us-gaap Proved Developed And Undeveloped Reserve Net Energy Period Increase Decrease
ProvedDevelopedAndUndevelopedReserveNetEnergyPeriodIncreaseDecrease
2385 Bcfe
CY2014 us-gaap Proved Developed And Undeveloped Reserve Production Energy
ProvedDevelopedAndUndevelopedReserveProductionEnergy
488 Bcfe
CY2015 us-gaap Proved Developed And Undeveloped Reserve Production Energy
ProvedDevelopedAndUndevelopedReserveProductionEnergy
619 Bcfe
CY2016 us-gaap Proved Developed And Undeveloped Reserve Production Energy
ProvedDevelopedAndUndevelopedReserveProductionEnergy
776 Bcfe
CY2014 us-gaap Proved Developed And Undeveloped Reserve Revision Of Previous Estimate Energy
ProvedDevelopedAndUndevelopedReserveRevisionOfPreviousEstimateEnergy
711 Bcfe
CY2014 us-gaap Proved Developed And Undeveloped Reserves Extensions Discoveries And Additions
ProvedDevelopedAndUndevelopedReservesExtensionsDiscoveriesAndAdditions
3276054 MMcf
CY2015 us-gaap Proved Developed And Undeveloped Reserves Extensions Discoveries And Additions
ProvedDevelopedAndUndevelopedReservesExtensionsDiscoveriesAndAdditions
2051071 MMcf
CY2016 us-gaap Proved Developed And Undeveloped Reserves Extensions Discoveries And Additions
ProvedDevelopedAndUndevelopedReservesExtensionsDiscoveriesAndAdditions
2384682 MMcf
CY2013Q4 us-gaap Proved Developed And Undeveloped Reserves Net
ProvedDevelopedAndUndevelopedReservesNet
8348269 MMcf
CY2014Q4 us-gaap Proved Developed And Undeveloped Reserves Net
ProvedDevelopedAndUndevelopedReservesNet
10738948 MMcf
CY2015Q4 us-gaap Proved Developed And Undeveloped Reserves Net
ProvedDevelopedAndUndevelopedReservesNet
9976597 MMcf
CY2016Q4 us-gaap Proved Developed And Undeveloped Reserves Net
ProvedDevelopedAndUndevelopedReservesNet
13508407 MMcf
CY2014 us-gaap Proved Developed And Undeveloped Reserves Production
ProvedDevelopedAndUndevelopedReservesProduction
488080 MMcf
CY2015 us-gaap Proved Developed And Undeveloped Reserves Production
ProvedDevelopedAndUndevelopedReservesProduction
618686 MMcf
CY2016 us-gaap Proved Developed And Undeveloped Reserves Production
ProvedDevelopedAndUndevelopedReservesProduction
776363 MMcf
CY2014 us-gaap Proved Developed And Undeveloped Reserves Purchases Of Minerals In Place
ProvedDevelopedAndUndevelopedReservesPurchasesOfMineralsInPlace
102713 MMcf
CY2015 us-gaap Proved Developed And Undeveloped Reserves Purchases Of Minerals In Place
ProvedDevelopedAndUndevelopedReservesPurchasesOfMineralsInPlace
0 MMcf
CY2016 us-gaap Proved Developed And Undeveloped Reserves Purchases Of Minerals In Place
ProvedDevelopedAndUndevelopedReservesPurchasesOfMineralsInPlace
2395776 MMcf
CY2014 us-gaap Proved Developed And Undeveloped Reserves Revisions Of Previous Estimates Increase Decrease
ProvedDevelopedAndUndevelopedReservesRevisionsOfPreviousEstimatesIncreaseDecrease
-301351 MMcf
CY2015 us-gaap Proved Developed And Undeveloped Reserves Revisions Of Previous Estimates Increase Decrease
ProvedDevelopedAndUndevelopedReservesRevisionsOfPreviousEstimatesIncreaseDecrease
-2194675 MMcf
CY2016 us-gaap Proved Developed And Undeveloped Reserves Revisions Of Previous Estimates Increase Decrease
ProvedDevelopedAndUndevelopedReservesRevisionsOfPreviousEstimatesIncreaseDecrease
-472285 MMcf
CY2014 us-gaap Proved Developed And Undeveloped Reserves Sales Of Minerals In Place
ProvedDevelopedAndUndevelopedReservesSalesOfMineralsInPlace
198657 MMcf
CY2015 us-gaap Proved Developed And Undeveloped Reserves Sales Of Minerals In Place
ProvedDevelopedAndUndevelopedReservesSalesOfMineralsInPlace
61 MMcf
CY2016 us-gaap Proved Developed And Undeveloped Reserves Sales Of Minerals In Place
ProvedDevelopedAndUndevelopedReservesSalesOfMineralsInPlace
0 MMcf
CY2013Q4 us-gaap Proved Developed Reserves Volume
ProvedDevelopedReservesVolume
3985687 MMcf
CY2014Q4 us-gaap Proved Developed Reserves Volume
ProvedDevelopedReservesVolume
4826387 MMcf
CY2015Q4 us-gaap Proved Developed Reserves Volume
ProvedDevelopedReservesVolume
6279557 MMcf
CY2016Q4 us-gaap Proved Developed Reserves Volume
ProvedDevelopedReservesVolume
6842958 MMcf
CY2013Q4 us-gaap Proved Undeveloped Reserve Volume
ProvedUndevelopedReserveVolume
4362582 MMcf
CY2014Q4 us-gaap Proved Undeveloped Reserve Volume
ProvedUndevelopedReserveVolume
5912561 MMcf
CY2015Q4 us-gaap Proved Undeveloped Reserve Volume
ProvedUndevelopedReserveVolume
3697040 MMcf
CY2016Q4 us-gaap Proved Undeveloped Reserve Volume
ProvedUndevelopedReserveVolume
6665449 MMcf
CY2014 us-gaap Provision For Doubtful Accounts
ProvisionForDoubtfulAccounts
88000 USD
CY2015 us-gaap Provision For Doubtful Accounts
ProvisionForDoubtfulAccounts
-1903000 USD
CY2016 us-gaap Provision For Doubtful Accounts
ProvisionForDoubtfulAccounts
3856000 USD
CY2014 us-gaap Public Utilities Allowance For Funds Used During Construction Capitalized Cost Of Equity
PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity
3200000 USD
CY2015 us-gaap Public Utilities Allowance For Funds Used During Construction Capitalized Cost Of Equity
PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity
6300000 USD
CY2016 us-gaap Public Utilities Allowance For Funds Used During Construction Capitalized Cost Of Equity
PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity
19400000 USD
CY2014 us-gaap Public Utilities Allowance For Funds Used During Construction Capitalized Interest
PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedInterest
1000000 USD
CY2015 us-gaap Public Utilities Allowance For Funds Used During Construction Capitalized Interest
PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedInterest
1600000 USD
CY2016 us-gaap Public Utilities Allowance For Funds Used During Construction Capitalized Interest
PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedInterest
2400000 USD
CY2014 us-gaap Reclassification From Accumulated Other Comprehensive Income Current Period Net Of Tax
ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax
-15319000 USD
CY2015 us-gaap Reclassification From Accumulated Other Comprehensive Income Current Period Net Of Tax
ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax
153116000 USD
CY2016 us-gaap Reclassification From Accumulated Other Comprehensive Income Current Period Net Of Tax
ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax
44336000 USD
CY2016Q2 us-gaap Regulatory Asset Amortization Period
RegulatoryAssetAmortizationPeriod
P16Y
CY2014 us-gaap Repayments Of Long Term Debt
RepaymentsOfLongTermDebt
11162000 USD
CY2015 us-gaap Repayments Of Long Term Debt
RepaymentsOfLongTermDebt
169004000 USD
CY2016 us-gaap Repayments Of Long Term Debt
RepaymentsOfLongTermDebt
5119000 USD
CY2014 us-gaap Repayments Of Short Term Debt
RepaymentsOfShortTermDebt
450000000 USD
CY2015 us-gaap Repayments Of Short Term Debt
RepaymentsOfShortTermDebt
318000000 USD
CY2016 us-gaap Repayments Of Short Term Debt
RepaymentsOfShortTermDebt
1039000000 USD
CY2016Q4 us-gaap Restricted Cash And Investments Current
RestrictedCashAndInvestmentsCurrent
75000000 USD
CY2015Q4 us-gaap Restricted Cash And Investments Noncurrent
RestrictedCashAndInvestmentsNoncurrent
0 USD
CY2016Q4 us-gaap Restricted Cash And Investments Noncurrent
RestrictedCashAndInvestmentsNoncurrent
75000000 USD
CY2014 us-gaap Results Of Operations Production Or Lifting Costs
ResultsOfOperationsProductionOrLiftingCosts
187243000 USD
CY2015 us-gaap Results Of Operations Production Or Lifting Costs
ResultsOfOperationsProductionOrLiftingCosts
177935000 USD
CY2016 us-gaap Results Of Operations Production Or Lifting Costs
ResultsOfOperationsProductionOrLiftingCosts
174826000 USD
CY2015Q4 us-gaap Retained Earnings Accumulated Deficit
RetainedEarningsAccumulatedDeficit
2982212000 USD
CY2016Q4 us-gaap Retained Earnings Accumulated Deficit
RetainedEarningsAccumulatedDeficit
2509073000 USD
CY2014 us-gaap Revisions Of Previous Quantity Estimates
RevisionsOfPreviousQuantityEstimates
-222196000 USD
CY2015 us-gaap Revisions Of Previous Quantity Estimates
RevisionsOfPreviousQuantityEstimates
-1541418000 USD
CY2016 us-gaap Revisions Of Previous Quantity Estimates
RevisionsOfPreviousQuantityEstimates
-60959000 USD
CY2014 us-gaap Sales And Transfers Of Oil And Gas Produced Net Of Production Costs
SalesAndTransfersOfOilAndGasProducedNetOfProductionCosts
1413817000 USD
CY2015 us-gaap Sales And Transfers Of Oil And Gas Produced Net Of Production Costs
SalesAndTransfersOfOilAndGasProducedNetOfProductionCosts
813166000 USD
CY2016 us-gaap Sales And Transfers Of Oil And Gas Produced Net Of Production Costs
SalesAndTransfersOfOilAndGasProducedNetOfProductionCosts
539980000 USD
CY2014 us-gaap Selling General And Administrative Expense
SellingGeneralAndAdministrativeExpense
238134000 USD
CY2015 us-gaap Selling General And Administrative Expense
SellingGeneralAndAdministrativeExpense
249925000 USD
CY2016 us-gaap Selling General And Administrative Expense
SellingGeneralAndAdministrativeExpense
272747000 USD
CY2014 us-gaap Share Based Compensation
ShareBasedCompensation
42123000 USD
CY2015 us-gaap Share Based Compensation
ShareBasedCompensation
58629000 USD
CY2016 us-gaap Share Based Compensation
ShareBasedCompensation
44605000 USD
CY2014 us-gaap Standardized Measure Of Discounted Future Net Cash Flow Of Proved Oil And Gas Reserves Other
StandardizedMeasureOfDiscountedFutureNetCashFlowOfProvedOilAndGasReservesOther
744114000 USD
CY2015 us-gaap Standardized Measure Of Discounted Future Net Cash Flow Of Proved Oil And Gas Reserves Other
StandardizedMeasureOfDiscountedFutureNetCashFlowOfProvedOilAndGasReservesOther
-191662000 USD
CY2016 us-gaap Standardized Measure Of Discounted Future Net Cash Flow Of Proved Oil And Gas Reserves Other
StandardizedMeasureOfDiscountedFutureNetCashFlowOfProvedOilAndGasReservesOther
124460000 USD
CY2014 us-gaap Standardized Measure Of Discounted Future Net Cash Flow Of Proved Oil And Gas Reserves Period Increase Decrease
StandardizedMeasureOfDiscountedFutureNetCashFlowOfProvedOilAndGasReservesPeriodIncreaseDecrease
858749000 USD
CY2015 us-gaap Standardized Measure Of Discounted Future Net Cash Flow Of Proved Oil And Gas Reserves Period Increase Decrease
StandardizedMeasureOfDiscountedFutureNetCashFlowOfProvedOilAndGasReservesPeriodIncreaseDecrease
-3832474000 USD
CY2016 us-gaap Standardized Measure Of Discounted Future Net Cash Flow Of Proved Oil And Gas Reserves Period Increase Decrease
StandardizedMeasureOfDiscountedFutureNetCashFlowOfProvedOilAndGasReservesPeriodIncreaseDecrease
11200000 USD
CY2014 us-gaap Standardized Measure Of Discounted Future Net Cash Flow Relating To Proved Oil And Gas Reserves Accretion Of Discount
StandardizedMeasureOfDiscountedFutureNetCashFlowRelatingToProvedOilAndGasReservesAccretionOfDiscount
578676000 USD
CY2015 us-gaap Standardized Measure Of Discounted Future Net Cash Flow Relating To Proved Oil And Gas Reserves Accretion Of Discount
StandardizedMeasureOfDiscountedFutureNetCashFlowRelatingToProvedOilAndGasReservesAccretionOfDiscount
600099000 USD
CY2016 us-gaap Standardized Measure Of Discounted Future Net Cash Flow Relating To Proved Oil And Gas Reserves Accretion Of Discount
StandardizedMeasureOfDiscountedFutureNetCashFlowRelatingToProvedOilAndGasReservesAccretionOfDiscount
122674000 USD
CY2013Q4 us-gaap Standardized Measure Of Discounted Future Net Cash Flows Relating To Proved Oil And Gas Reserves
StandardizedMeasureOfDiscountedFutureNetCashFlowsRelatingToProvedOilAndGasReserves
3951279000 USD
CY2014Q4 us-gaap Standardized Measure Of Discounted Future Net Cash Flows Relating To Proved Oil And Gas Reserves
StandardizedMeasureOfDiscountedFutureNetCashFlowsRelatingToProvedOilAndGasReserves
4810028000 USD
CY2015Q4 us-gaap Standardized Measure Of Discounted Future Net Cash Flows Relating To Proved Oil And Gas Reserves
StandardizedMeasureOfDiscountedFutureNetCashFlowsRelatingToProvedOilAndGasReserves
977554000 USD
CY2016Q4 us-gaap Standardized Measure Of Discounted Future Net Cash Flows Relating To Proved Oil And Gas Reserves
StandardizedMeasureOfDiscountedFutureNetCashFlowsRelatingToProvedOilAndGasReserves
988754000 USD
CY2016 us-gaap Stock Issued During Period Value New Issues
StockIssuedDuringPeriodValueNewIssues
1225999000 USD
CY2014 us-gaap Stock Issued During Period Value Share Based Compensation
StockIssuedDuringPeriodValueShareBasedCompensation
59081000 USD
CY2015 us-gaap Stock Issued During Period Value Share Based Compensation
StockIssuedDuringPeriodValueShareBasedCompensation
78434000 USD
CY2016 us-gaap Stock Issued During Period Value Share Based Compensation
StockIssuedDuringPeriodValueShareBasedCompensation
42943000 USD
CY2014 us-gaap Stock Repurchased And Retired During Period Value
StockRepurchasedAndRetiredDuringPeriodValue
32368000 USD
CY2015 us-gaap Stock Repurchased And Retired During Period Value
StockRepurchasedAndRetiredDuringPeriodValue
3375000 USD
CY2016 us-gaap Stock Repurchased And Retired During Period Value
StockRepurchasedAndRetiredDuringPeriodValue
30000 USD
CY2015Q4 us-gaap Stockholders Equity
StockholdersEquity
5077791000 USD
CY2016Q4 us-gaap Stockholders Equity
StockholdersEquity
5860281000 USD
CY2013Q4 us-gaap Stockholders Equity Including Portion Attributable To Noncontrolling Interest
StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
4864128000 USD
CY2014Q4 us-gaap Stockholders Equity Including Portion Attributable To Noncontrolling Interest
StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
6373063000 USD
CY2015Q4 us-gaap Stockholders Equity Including Portion Attributable To Noncontrolling Interest
StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
8028042000 USD
CY2016Q4 us-gaap Stockholders Equity Including Portion Attributable To Noncontrolling Interest
StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
9119247000 USD
CY2015Q4 us-gaap Trading Securities
TradingSecurities
0 USD
CY2016Q4 us-gaap Trading Securities
TradingSecurities
286396000 USD
CY2016 us-gaap Trading Securities Unrealized Holding Gain Loss
TradingSecuritiesUnrealizedHoldingGainLoss
1500000 USD
CY2015Q4 us-gaap Treasury Stock Shares
TreasuryStockShares
5793000 shares
CY2016Q4 us-gaap Treasury Stock Shares
TreasuryStockShares
5069000 shares
CY2015 us-gaap Treasury Stock Shares Acquired
TreasuryStockSharesAcquired
291919 shares
CY2016 us-gaap Treasury Stock Shares Acquired
TreasuryStockSharesAcquired
226288 shares
CY2015Q4 us-gaap Treasury Stock Value
TreasuryStockValue
104079000 USD
CY2016Q4 us-gaap Treasury Stock Value
TreasuryStockValue
91019000 USD
CY2014 us-gaap Unrealized Gain Loss On Derivatives And Commodity Contracts
UnrealizedGainLossOnDerivativesAndCommodityContracts
24774000 USD
CY2015 us-gaap Unrealized Gain Loss On Derivatives And Commodity Contracts
UnrealizedGainLossOnDerivativesAndCommodityContracts
0 USD
CY2016 us-gaap Unrealized Gain Loss On Derivatives And Commodity Contracts
UnrealizedGainLossOnDerivativesAndCommodityContracts
0 USD
CY2014 us-gaap Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions
UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions
1418000 USD
CY2015 us-gaap Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions
UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions
1327000 USD
CY2016 us-gaap Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions
UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions
51181000 USD
CY2014Q4 us-gaap Unrecognized Tax Benefits Income Tax Penalties And Interest Accrued
UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued
2000000 USD
CY2015Q4 us-gaap Unrecognized Tax Benefits Income Tax Penalties And Interest Accrued
UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued
3600000 USD
CY2016Q4 us-gaap Unrecognized Tax Benefits Income Tax Penalties And Interest Accrued
UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued
5200000 USD
CY2014 us-gaap Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions
UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions
1195000 USD
CY2015 us-gaap Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions
UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions
152983000 USD
CY2016 us-gaap Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions
UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions
23978000 USD
CY2014 us-gaap Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions
UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions
93000 USD
CY2015 us-gaap Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions
UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions
50688000 USD
CY2016 us-gaap Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions
UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions
20336000 USD
CY2014 us-gaap Unrecognized Tax Benefits Interest On Income Taxes Expense
UnrecognizedTaxBenefitsInterestOnIncomeTaxesExpense
1900000 USD
CY2015 us-gaap Unrecognized Tax Benefits Interest On Income Taxes Expense
UnrecognizedTaxBenefitsInterestOnIncomeTaxesExpense
1600000 USD
CY2016 us-gaap Unrecognized Tax Benefits Interest On Income Taxes Expense
UnrecognizedTaxBenefitsInterestOnIncomeTaxesExpense
1600000 USD
CY2014 us-gaap Unrecognized Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations
UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations
0 USD
CY2015 us-gaap Unrecognized Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations
UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations
0 USD
CY2016 us-gaap Unrecognized Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations
UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations
0 USD
CY2014 us-gaap Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
152513000 shares
CY2015 us-gaap Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
152939000 shares
CY2016 us-gaap Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
166978000 shares
CY2014 us-gaap Weighted Average Number Of Share Outstanding Basic And Diluted
WeightedAverageNumberOfShareOutstandingBasicAndDiluted
152513000 shares
CY2015 us-gaap Weighted Average Number Of Share Outstanding Basic And Diluted
WeightedAverageNumberOfShareOutstandingBasicAndDiluted
152939000 shares
CY2016 us-gaap Weighted Average Number Of Share Outstanding Basic And Diluted
WeightedAverageNumberOfShareOutstandingBasicAndDiluted
166978000 shares
CY2014 us-gaap Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
151553000 shares
CY2015 us-gaap Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
152398000 shares
CY2016 us-gaap Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
166978000 shares
CY2016 us-gaap Prior Period Reclassification Adjustment Description
PriorPeriodReclassificationAdjustmentDescription
<div style="font-family:Times New Roman;font-size:10pt;"><div style="line-height:120%;text-align:justify;text-indent:36px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;font-style:italic;">Reclassification:</font><font style="font-family:inherit;font-size:10pt;"> Certain previously reported amounts have been reclassified to conform to the current year presentation under the current segment reporting structure.</font></div></div>
CY2016 us-gaap Use Of Estimates
UseOfEstimates
<div style="font-family:Times New Roman;font-size:10pt;"><div style="line-height:120%;text-align:justify;text-indent:36px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;font-style:italic;">Use of Estimates:</font><font style="font-family:inherit;font-size:10pt;">&#160; The preparation of financial statements in conformity with United States generally accepted accounting principles (GAAP) requires management to make estimates and assumptions that affect the amounts reported in the Consolidated Financial Statements and accompanying notes.&#160; Actual results could differ from those estimates.</font></div></div>

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