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us-gaap: Long-Term Debt [Abstract]
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xbrli:stringItemType |
duration |
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us-gaap:LongTermDebtByCurrentAndNoncurrentAbstract |
| 137 |
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us-gaap: LONG-TERM DEBT
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us-types:textBlockItemType |
duration |
|
us-gaap:LongTermDebtTextBlock |
| * |
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Network: (0605 - Disclosure - Earnings Per Common Share) |
| 138 |
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us-gaap: Earnings Per Common Share [Abstract]
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xbrli:stringItemType |
duration |
|
us-gaap:EarningsPerShareAbstract |
| 139 |
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us-gaap: EARNINGS PER COMMON SHARE
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us-types:textBlockItemType |
duration |
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us-gaap:EarningsPerShareTextBlock |
| * |
|
Network: (0606 - Disclosure - Commitments and Contingencies) |
| 140 |
|
cog: Commitments and Contingencies [Abstract]
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xbrli:stringItemType |
duration |
|
cog:CommitmentsAndContingenciesAbstract |
| 141 |
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us-gaap: COMMITMENTS AND CONTINGENCIES
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us-types:textBlockItemType |
duration |
|
us-gaap:CommitmentsAndContingenciesDisclosureTextBlock |
| * |
|
Network: (0607 - Disclosure - Financial Instruments) |
| 142 |
|
cog: Financial Instruments [Abstract]
|
xbrli:stringItemType |
duration |
|
cog:FinancialInstrumentsAbstract |
| 143 |
|
cog: FINANCIAL INSTRUMENTS
|
us-types:textBlockItemType |
duration |
|
cog:DerivativeInstrumentsAndHedgingActivitiesFairValueMeasuresAndDisclosuresTextBlock |
| * |
|
Network: (0608 - Disclosure - Comprehensive Income (Loss)) |
| 144 |
|
us-gaap: ComprehensiveIncomeNoteTextBlock
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xbrli:stringItemType |
duration |
|
us-gaap:ComprehensiveIncomeNoteAbstract |
| 145 |
|
us-gaap: COMPREHENSIVE INCOME / (LOSS)
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us-types:textBlockItemType |
duration |
|
us-gaap:ComprehensiveIncomeNoteTextBlock |
| * |
|
Network: (0609 - Disclosure - Pension and Other Postretirement Benefits) |
| 146 |
|
us-gaap: Pension and Other Postretirement Benefits [Abstract]
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xbrli:stringItemType |
duration |
|
us-gaap:GeneralDiscussionOfPensionAndOtherPostretirementBenefitsAbstract |
| 147 |
|
us-gaap: PENSION AND OTHER POSTRETIREMENT BENEFITS
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us-types:textBlockItemType |
duration |
|
us-gaap:PensionAndOtherPostretirementBenefitsDisclosureTextBlock |
| * |
|
Network: (0610 - Disclosure - Stock Based Compensation) |
| 148 |
|
us-gaap: Stock-Based Compensation [Abstract]
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xbrli:stringItemType |
duration |
|
us-gaap:ShareBasedCompensationAbstract |
| 149 |
|
us-gaap: STOCK-BASED COMPENSATION
|
us-types:textBlockItemType |
duration |
|
us-gaap:DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock |
| * |
|
Network: (0611 - Disclosure - Increase in Authorized Shares) |
| 150 |
|
cog: Increase in Authorized Shares [Abstract]
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xbrli:stringItemType |
duration |
|
cog:IncreaseInAuthorizedSharesAbstract |
| 151 |
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cog: INCREASE IN AUTHORIZED SHARES
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us-types:textBlockItemType |
duration |
|
cog:IncreaseInAuthorizedSharesTextBlock |