Taxonomy Viewer

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

Text	Lang	Role	Container role
Class of Stock Disclosures [Abstract]	en-US	http://www.xbrl.org/2003/role/label	http://www.xbrl.org/2003/role/link

	Name	Relation Type	Role
	Schedule of Stock by Class [Table Text Block] `us-gaap:ScheduleOfStockByClassTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/Equity
	Class of Treasury Stock [Table Text Block] `us-gaap:ScheduleOfTreasuryStockByClassTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/Equity

	Name	Relation Type	Role
	Stockholders' Equity Note Disclosure [Text Block] `us-gaap:StockholdersEquityNoteDisclosureTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/Equity