Taxonomy Viewer

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

Text	Lang	Role	Container role
Schedule of Gain (Loss) on Securities [Table]	en-US	http://www.xbrl.org/2003/role/label	http://www.xbrl.org/2003/role/link

Name	Relation Type	Role
Financial Instrument [Axis] `us-gaap:FinancialInstrumentAxis`	parent-child	http://fasb.org/us-gaap/role/disclosure/InvestmentsDebtAndEquitySecurities
Gain (Loss) on Securities [Line Items] `us-gaap:ScheduleOfGainLossOnInvestmentsIncludingMarketableSecuritiesAndInvestmentsHeldAtCostIncomeStatementReportedAmountsSummaryLineItems`	parent-child	http://fasb.org/us-gaap/role/disclosure/InvestmentsDebtAndEquitySecurities
Financial Instrument [Axis] `us-gaap:FinancialInstrumentAxis`	hypercube-dimension	http://fasb.org/us-gaap/role/disclosure/InvestmentsDebtAndEquitySecuritiesScheduleOfGainLossOnInvestmentsTable

	Name	Relation Type	Role
	Gain (Loss) on Securities [Table Text Block] `us-gaap:GainLossOnInvestmentsTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/InvestmentsDebtAndEquitySecurities
	Gain (Loss) on Securities [Line Items] `us-gaap:ScheduleOfGainLossOnInvestmentsIncludingMarketableSecuritiesAndInvestmentsHeldAtCostIncomeStatementReportedAmountsSummaryLineItems`	all	http://fasb.org/us-gaap/role/disclosure/InvestmentsDebtAndEquitySecuritiesScheduleOfGainLossOnInvestmentsTable