Taxonomy Viewer

Name	RegulatoryReviewsOfFilingsMember
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
Regulatory Reviews of Filings [Member]	en-US	http://www.xbrl.org/2003/role/label	http://www.xbrl.org/2003/role/link
Revisions in estimates based on preliminary indications by regulators of findings that are favorable or unfavorable to the entity based upon the regulator's review of required filings, excluding tax returns. Examples of such filings are cost reports upon which retrospective reimbursements or prospective rates from third-party payers (Medicare and Medicaid) are based, and state environmental department permitting filings in which height, angle, width and length, and closure and post-closure activities of landfills are granted.	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

	Name	Relation Type	Role
	Change in Accounting Estimate, Type [Domain] `us-gaap:ChangeInAccountingEstimateTypeDomain`	parent-child	http://fasb.org/us-gaap/role/disclosure/AccountingChangesAndErrorCorrections
	Change in Accounting Estimate, Type [Domain] `us-gaap:ChangeInAccountingEstimateTypeDomain`	domain-member	http://fasb.org/us-gaap/role/disclosure/AccountingChangesAndErrorCorrectionsScheduleOfChangeInAccountingEstimateTable