Taxonomy Viewer

Name	UnamortizedCostsCapitalizedLessRelatedDeferredIncomeTaxesExceedCeilingLimitationExpense
Namespace	http://fasb.org/us-gaap/2020-01-31
Prefix	us-gaap
Data type	xbrli:monetaryItemType
Period type	duration
Substitution Group	xbrli:item
Balance	debit
Nillable	True
Abstract	False

Text	Lang	Role	Container role
Unamortized Costs Capitalized Less Related Deferred Income Taxes Exceed Ceiling Limitations, Expense	en-US	http://www.xbrl.org/2003/role/label	http://www.xbrl.org/2003/role/link
The excess of unamortized costs capitalized within a cost center, less related deferred income taxes, over the cost center ceiling limitation, which is charged to expense for oil and gas producing companies that use full cost method of accounting for investments in oil and gas producing properties.	en-US	http://www.xbrl.org/2003/role/documentation	http://www.xbrl.org/2003/role/link

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	Name	Relation Type	Role
	Unamortized Costs Capitalized Exceed Ceiling Limitations [Abstract] `us-gaap:UnamortizedCostsCapitalizedExceedCeilingLimitationsAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/ExtractiveIndustries