Taxonomy Viewer

Name	JapaneseWelfarePensionInsuranceLawAbstract
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
Japanese Welfare Pension Insurance Law [Abstract]	en-US	http://www.xbrl.org/2003/role/label	http://www.xbrl.org/2003/role/link

	Name	Relation Type	Role
	Japanese Welfare Pension Insurance Law, Government Subsidy `us-gaap:JapaneseWelfarePensionInsuranceLawGovernmentSubsidies`	parent-child	http://fasb.org/us-gaap/role/disclosure/CompensationRelatedCostsRetirementBenefits
	Japanese Welfare Pension Insurance Law, Previously Accrued Salary Progression Derecognition `us-gaap:JapaneseWelfarePensionInsuranceLawPreviouslyAccruedSalaryProgressionDerecognition`	parent-child	http://fasb.org/us-gaap/role/disclosure/CompensationRelatedCostsRetirementBenefits

	Name	Relation Type	Role
	Retirement Benefits, Description [Abstract] `us-gaap:GeneralDiscussionOfPensionAndOtherPostretirementBenefitsAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/CompensationRelatedCostsRetirementBenefits