Table: Tax Credit Carryforward [Table]

Line Label Object Class Period Type Balance Name
1 Tax Credit Carryforward [Table] [Table]

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 us-gaap:TaxCreditCarryforwardTable
2 Legal Entity [Axis] [Axis]

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 dei:LegalEntityAxis
3 Consolidated Entity [Domain] [Domain]

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*

 dei:EntityDomain
4 Tax Credit Carryforward [Axis] [Axis]

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 us-gaap:TaxCreditCarryforwardAxis
5 Tax Credit Carryforward, Name [Domain] [Domain]

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 us-gaap:TaxCreditCarryforwardNameDomain
6 General Business [Member] [Member]

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 us-gaap:GeneralBusinessMember
7 Research [Member] [Member]

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 us-gaap:ResearchMember
8 Investment Credit [Member] [Member]

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*

 us-gaap:InvestmentCreditMember
9 Tax Credit Carryforward [Line Items] [Line Items]

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 us-gaap:TaxCreditCarryforwardLineItems
10 Summary of Tax Credit Carryforwards [Table Text Block] [Concept] Text Block (HTML) For Period

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 us-gaap:SummaryOfTaxCreditCarryforwardsTextBlock
11 Tax Credit Carryforward [Hierarchy] [Abstract]

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 added:TaxCreditCarryforwardHierarchy
12 Tax Credit Carryforward, Description [Concept] Text/String For Period

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 us-gaap:TaxCreditCarryforwardDescription
13 Tax Credit Carryforward, Amount [Concept] Monetary As Of Debit us-gaap:TaxCreditCarryforwardAmount
14 Tax Credit Carryforward, Expiration Dates [Concept] Text/String For Period

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 us-gaap:TaxCreditCarryforwardExpirationDates
15 Tax Credit Carryforward, Limitations on Use [Concept] Text/String For Period

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 us-gaap:TaxCreditCarryforwardLimitationsOnUse
16 Tax Credit Carryforward, Deferred Tax Asset [Concept] Monetary As Of Debit us-gaap:TaxCreditCarryforwardDeferredTaxAsset
17 Tax Credit Carryforward, Valuation Allowance [Concept] Monetary As Of Credit us-gaap:TaxCreditCarryforwardValuationAllowance