Disclosure informationAuction Market Preferred Securities, by Stock Series [Hierarchy]


Label:	Auction Market Preferred Securities, by Stock Series [Hierarchy]
Name:	AuctionMarketPreferredSecuritiesStockSeriesHierarchy
Parent Topic:	Equity
Documentation:	Disclosure of information about auction market preferred securities.
Commentary:
Level:	Detail
Information model:	[Hierarchy]
Completion state:	WIP
Status:
US GAAP XBRL Taxonomy Text Block:	NO TEXT BLOCK
US GAAP XBRL Taxonomy Network:	http://fasb.org/us-gaap/role/disclosure/Equity \| Machine-readable \| Human-readable

Prototype of Disclosure (Representation structure): Machine Readable

Line	Label	Object Class (Data type)	Period Type	Balance	Report Element Name
1	Auction Market Preferred Securities, Stock Series [Table]	Table			us-gaap:AuctionMarketPreferredSecuritiesStockSeriesTable
2	Legal Entity [Axis]	Axis			dei:LegalEntityAxis
3	Consolidated Entity [Domain]	Member			dei:EntityDomain
4	Auction Market Preferred Securities, Stock Series [Axis]	Axis			us-gaap:AuctionMarketPreferredSecuritiesStockSeriesAxis
5	Auction Market Preferred Securities, Stock Series, Title [Domain]	Member			us-gaap:AuctionMarketPreferredSecuritiesStockSeriesTitleDomain
6	Series A [Member]	Member			us-gaap:SeriesAMember
7	Series B [Member]	Member			us-gaap:SeriesBMember
8	Auction Market Preferred Securities, Stock Series [Line Items]	LineItems			us-gaap:AuctionMarketPreferredSecuritiesStockSeriesLineItems
9	Auction Market Preferred Securities, Stock Series [Hierarchy]	Concept (Text/String)	For Period		added:AuctionMarketPreferredSecuritiesStockSeriesHierarchy
10	Auction Market Preferred Securities, Stock Series, Liquidation Preference	Concept (Text/String)	For Period		us-gaap:AuctionMarketPreferredSecuritiesStockSeriesLiquidationPreference
11	Auction Market Preferred Securities, Stock Series, Liquidation Value	Concept (Monetary)	As Of	Credit	us-gaap:AuctionMarketPreferredSecuritiesStockSeriesLiquidationValue
12	Auction Market Preferred Securities, Stock Series, Par Value Per Share	Concept (Share)	As Of		us-gaap:AuctionMarketPreferredSecuritiesStockSeriesParValuePerShare
13	Auction Market Preferred Securities, Stock Series, Rate Setting Interval	Concept (Integer)	For Period		us-gaap:AuctionMarketPreferredSecuritiesStockSeriesRateSettingInterval
14	Auction Market Preferred Securities, Stock Series, Redemption Requirements	Concept (Text/String)	For Period		us-gaap:AuctionMarketPreferredSecuritiesStockSeriesRedemptionRequirements
15	Auction Market Preferred Securities, Stock Series, Aggregate Redemption Amount	Concept (Monetary)	As Of	Credit	us-gaap:AuctionMarketPreferredSecuritiesStockSeriesAggregateRedemptionAmount
16	Auction Market Preferred Securities, Stock Series, Per-Share Redemption Amount	Concept (Share)	As Of		us-gaap:AuctionMarketPreferredSecuritiesStockSeriesPerShareRedemptionAmount
17	Auction Market Preferred Securities, Stock Series, Shares Authorized	Concept (Shares)	As Of		us-gaap:AuctionMarketPreferredSecuritiesStockSeriesSharesAuthorized
18	Auction Market Preferred Securities, Stock Series, Value	Concept (Monetary)	As Of	Credit	us-gaap:AuctionMarketPreferredSecuritiesStockSeriesValue
19	Auction Market Preferred Securities, Stock Series, Variable Interest Rate Earned	Concept (Percent)	For Period		us-gaap:AuctionMarketPreferredSecuritiesStockSeriesVariableInterestRateEarned

From	Arcrole (predicate)	To
disclosures:AuctionMarketPreferredSecuritiesStockSeriesHierarchy	rules-arcroles:disclosure-isSECType	fro:DisclosureType
disclosures:AuctionMarketPreferredSecuritiesStockSeriesHierarchy	rules-arcroles:disclosure-hasConceptArrangementPattern	fro:Hierarchy
disclosures:AuctionMarketPreferredSecuritiesStockSeriesHierarchy	rules-arcroles:disclosure-requiresConcept	us-gaap:AuctionMarketPreferredSecuritiesStockSeriesValue