Taxonomy Viewer

Name	PublicUtilitiesInventoryCoalMember
Namespace	http://fasb.org/us-gaap/2021-01-31
Prefix	us-gaap
Data type	dtr-types:domainItemType
Period type	duration
Substitution Group	xbrli:item
Balance	None
Nillable	True
Abstract	True

Text	Lang	Role	Container role
Coal [Member]	en-US	http://www.xbrl.org/2003/role/label	http://www.xbrl.org/2003/role/link
Combustible mineral substance consisting of carbonized vegetable matter used as fuel and in production of coal gas, water gas, and coal-tar compound.	en-US	http://www.xbrl.org/2003/role/documentation	http://www.xbrl.org/2003/role/link

Name	Value	Role
elementCreationTaxonomyVersion	2008	http://fasb.org/us-gaap/role/tin/taxonomyImplementationNote
Publisher	FASB	http://www.xbrl.org/2009/role/commonPracticeRef
Name	Accounting Standards Codification	http://www.xbrl.org/2009/role/commonPracticeRef
Topic	606	http://www.xbrl.org/2009/role/commonPracticeRef
SubTopic	10	http://www.xbrl.org/2009/role/commonPracticeRef
Section	55	http://www.xbrl.org/2009/role/commonPracticeRef
Paragraph	91	http://www.xbrl.org/2009/role/commonPracticeRef
Subparagraph	(a)	http://www.xbrl.org/2009/role/commonPracticeRef
URI	http://asc.fasb.org/extlink&oid=123410239&loc=SL49130690-203046-203046	http://www.xbrl.org/2009/role/commonPracticeRef
Publisher	FASB	http://fasb.org/us-gaap/role/ref/legacyRef
Name	Accounting Standards Codification	http://fasb.org/us-gaap/role/ref/legacyRef
Topic	210	http://fasb.org/us-gaap/role/ref/legacyRef
SubTopic	10	http://fasb.org/us-gaap/role/ref/legacyRef
Section	S99	http://fasb.org/us-gaap/role/ref/legacyRef
Paragraph	1	http://fasb.org/us-gaap/role/ref/legacyRef
Subparagraph	(SX 210.5-02(6)(a)(4))	http://fasb.org/us-gaap/role/ref/legacyRef
URI	http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682	http://fasb.org/us-gaap/role/ref/legacyRef

	Name	Relation Type	Role
	Mineral [Member] `us-gaap:MineralMember`	domain-member	http://fasb.org/us-gaap/role/eedm/ExtensibleEnumerationLists