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cm:Level3TextBlock: us-gaap:CapitalizedCostsRelatingToOilAndGasProducingActivitiesDisclosureTextBlock
Standard label: Capitalized Costs Relating to Oil and Gas Producing Activities Disclosure [Table Text Block]
Name: us-gaap:CapitalizedCostsRelatingToOilAndGasProducingActivitiesDisclosureTextBlock
Documentation: Tabular disclosure of aggregate capitalized costs relating to an enterprise's oil and gas producing activities and the aggregate related accumulated depreciation, depletion, amortization, and valuation allowances.
Object type: cm:Level3TextBlock
Data type: Text Block (HTML) (nonnum:textBlockItemType)
Period type: For Period (duration)
Balance type: (no balance type)
Abstract: false
Workiva Wdesk Taxonomy Analyzer: us-gaap:CapitalizedCostsRelatingToOilAndGasProducingActivitiesDisclosureTextBlock

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Labels
Label Role Language
Capitalized Costs Relating to Oil and Gas Producing Activities Disclosure [Table Text Block] http://www.xbrl.org/2003/role/label en-US

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References
Reference Role Topic
FASB Accounting Standards Codification 932 235 55 3 http://fasb.org/us-gaap/role/ref/legacyRef 932
FASB Accounting Standards Codification 932 235 50 13 http://fasb.org/us-gaap/role/ref/legacyRef 932
FASB Accounting Standards Codification 932 235 50 14 http://fasb.org/us-gaap/role/ref/legacyRef 932
FASB Accounting Standards Codification 932 235 50 15 http://fasb.org/us-gaap/role/ref/legacyRef 932