Taxonomy Viewer

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

Text	Lang	Role	Container role
Share-based Compensation Arrangement by Share-based Payment Award, Options, Number of Shares, Period Increase (Decrease)	en-US	http://www.xbrl.org/2003/role/label	http://www.xbrl.org/2003/role/link
Share-based Compensation Arrangement by Share-based Payment Award, Options, Number of Shares, Period Increase (Decrease), Total	en-US	http://www.xbrl.org/2003/role/totalLabel	http://www.xbrl.org/2003/role/link
Number of increase (decrease) of non-vested options.	en-US	http://www.xbrl.org/2003/role/documentation	http://www.xbrl.org/2003/role/link

Name	Relation Type	Role
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross `us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross`	summation-item	http://fasb.org/us-gaap/role/disclosure/CompensationRelatedCostsStockCompensation
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested, Number of Shares `us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedNumberOfShares`	summation-item	http://fasb.org/us-gaap/role/disclosure/CompensationRelatedCostsStockCompensation
Share-based Compensation Arrangement by Share-based Payment Award, Options, Nonvested Options Forfeited, Number of Shares `us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedOptionsForfeitedNumberOfShares`	summation-item	http://fasb.org/us-gaap/role/disclosure/CompensationRelatedCostsStockCompensation

	Name	Relation Type	Role
	Share-based Compensation Arrangement by Share-based Payment Award, Options, Nonvested, Number of Shares [Roll Forward] `us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedNumberOfSharesRollForward`	parent-child	http://fasb.org/us-gaap/role/disclosure/CompensationRelatedCostsStockCompensation
	Share-based Compensation Arrangement by Share-based Payment Award, Options, Nonvested, Number of Shares [Roll Forward] `us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedNumberOfSharesRollForward`	domain-member	http://fasb.org/us-gaap/role/disclosure/CompensationRelatedCostsStockCompensationScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable