Taxonomy Viewer

Name	DeferredRevenueDescription
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	False

Text	Lang	Role	Container role
Deferred Revenue, Description	en-US	http://www.xbrl.org/2003/role/label	http://www.xbrl.org/2003/role/link
Description of the transaction or nature of business giving rise to deferred revenue or unearned revenue, other than annual membership fees. Deferred revenue is a liability related to a revenue producing activity for which revenue has not yet been recognized. Generally, an entity records deferred revenue when it receives consideration from a customer before achieving certain criteria that must be met for revenue to be recognized in conformity with GAAP.	en-US	http://www.xbrl.org/2003/role/documentation	http://www.xbrl.org/2003/role/link

Name	Value	Role
Note	Element is intended to be used in periods before adoption of amendments from Accounting Standards Update 2014-09. Upon effective date of amendments from Accounting Standards Update 2014-09, element will be transitional and intended to be used by entity that has not adopted amendments from Accounting Standards Update 2014-09.	http://fasb.org/us-gaap/role/tin/taxonomyImplementationNote
PublishDate	2018-01	http://fasb.org/us-gaap/role/tin/taxonomyImplementationNote
Source	ASU	http://fasb.org/us-gaap/role/tin/taxonomyImplementationNote
SourceName	Revenue	http://fasb.org/us-gaap/role/tin/taxonomyImplementationNote
Source_ASU_Number	2014-09	http://fasb.org/us-gaap/role/tin/taxonomyImplementationNote
TaxonomyVersion	2018	http://fasb.org/srt/role/changeNote/changeNote
ChangeDate	2017-08	http://fasb.org/srt/role/changeNote/changeNote
ModifiedReferences	true	http://fasb.org/srt/role/changeNote/changeNote
Publisher	FASB	http://fasb.org/us-gaap/role/ref/otherTransitionRef
Name	Accounting Standards Codification	http://fasb.org/us-gaap/role/ref/otherTransitionRef
Topic	210	http://fasb.org/us-gaap/role/ref/otherTransitionRef
SubTopic	10	http://fasb.org/us-gaap/role/ref/otherTransitionRef
Section	45	http://fasb.org/us-gaap/role/ref/otherTransitionRef
Paragraph	8	http://fasb.org/us-gaap/role/ref/otherTransitionRef
Subparagraph	(b)	http://fasb.org/us-gaap/role/ref/otherTransitionRef
URI	http://asc.fasb.org/extlink&oid=121566466&loc=d3e6935-107765	http://fasb.org/us-gaap/role/ref/otherTransitionRef

	Name	Relation Type	Role
	ASU 2014-09 Transition [Abstract] `us-gaap:Asu201409TransitionAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue