Taxonomy Viewer

Name	QuarterlyFinancialInformationTextBlock
Namespace	http://fasb.org/us-gaap/2020-01-31
Prefix	us-gaap
Data type	nonnum:textBlockItemType
Period type	duration
Substitution Group	xbrli:item
Balance	None
Nillable	True
Abstract	False

Text	Lang	Role	Container role
Quarterly Financial Information [Text Block]	en-US	http://www.xbrl.org/2003/role/label	http://www.xbrl.org/2003/role/link

Name	Relation Type	Role
Quarterly Financial Data [Abstract] `us-gaap:QuarterlyFinancialDataAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/InterimReporting
Effect of Fourth Quarter Events [Table Text Block] `us-gaap:EffectOfFourthQuarterEventsTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/InterimReporting
Interim Period, Costs Not Allocable [Table Text Block] `us-gaap:InterimPeriodCostsNotAllocableTableTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/InterimReporting

	Name	Relation Type	Role
	Disclosure Text Block [Abstract] `us-gaap:DisclosureTextBlockAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
	Quarterly Financial Information Disclosure [Abstract] `us-gaap:QuarterlyFinancialInformationDisclosureAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/InterimReporting