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Research and Development Arrangement with Federal Government [Abstract]

Name	ResearchAndDevelopmentArrangementWithFederalGovernmentAbstract
Namespace	http://fasb.org/us-gaap/2021-01-31
Prefix	us-gaap
Data type	xbrli:stringItemType
Period type	duration
Substitution Group	xbrli:item
Balance	None
Nillable	True
Abstract	True

Labels

Text	Lang	Role	Container role
Research and Development Arrangement with Federal Government [Abstract]	en-US	http://www.xbrl.org/2003/role/label	http://www.xbrl.org/2003/role/link

Related Child Concepts

	Name	Relation Type	Role
	Research and Development Arrangement with Federal Government, Description and Terms `us-gaap:ResearchAndDevelopmentArrangementWithFederalGovernmentDescriptionAndTerms`	parent-child	http://fasb.org/us-gaap/role/disclosure/ResearchAndDevelopment
	Research and Development Arrangement with Federal Government, Costs Incurred, Net `us-gaap:ResearchAndDevelopmentArrangementWithFederalGovernmentCostsIncurredNet`	parent-child	http://fasb.org/us-gaap/role/disclosure/ResearchAndDevelopment
	Research and Development Arrangement with Federal Government, Customer Funding to Offset Costs Incurred `us-gaap:ResearchAndDevelopmentArrangementWithFederalGovernmentCustomerFundingToOffsetCostsIncurred`	parent-child	http://fasb.org/us-gaap/role/disclosure/ResearchAndDevelopment
	Research and Development Arrangement with Federal Government, Description and Terms `us-gaap:ResearchAndDevelopmentArrangementWithFederalGovernmentDescriptionAndTerms`	domain-member	http://fasb.org/us-gaap/role/disclosure/ResearchAndDevelopmentScheduleOfResearchAndDevelopmentArrangementContractToPerformForOthersTable
	Research and Development Arrangement with Federal Government, Costs Incurred, Net `us-gaap:ResearchAndDevelopmentArrangementWithFederalGovernmentCostsIncurredNet`	domain-member	http://fasb.org/us-gaap/role/disclosure/ResearchAndDevelopmentScheduleOfResearchAndDevelopmentArrangementContractToPerformForOthersTable
	Research and Development Arrangement with Federal Government, Customer Funding to Offset Costs Incurred `us-gaap:ResearchAndDevelopmentArrangementWithFederalGovernmentCustomerFundingToOffsetCostsIncurred`	domain-member	http://fasb.org/us-gaap/role/disclosure/ResearchAndDevelopmentScheduleOfResearchAndDevelopmentArrangementContractToPerformForOthersTable

Related Parent Concepts

	Name	Relation Type	Role
	Research and Development Arrangement, Contract to Perform for Others [Line Items] `us-gaap:ResearchAndDevelopmentArrangementContractToPerformForOthersLineItems`	parent-child	http://fasb.org/us-gaap/role/disclosure/ResearchAndDevelopment
	Research and Development Arrangement, Contract to Perform for Others [Line Items] `us-gaap:ResearchAndDevelopmentArrangementContractToPerformForOthersLineItems`	domain-member	http://fasb.org/us-gaap/role/disclosure/ResearchAndDevelopmentScheduleOfResearchAndDevelopmentArrangementContractToPerformForOthersTable