Taxonomy Viewer

Name	AuctionMarketPreferredSecuritiesSharesIssued
Namespace	http://fasb.org/us-gaap/2020-01-31
Prefix	us-gaap
Data type	xbrli:sharesItemType
Period type	duration
Substitution Group	xbrli:item
Balance	None
Nillable	True
Abstract	False

Text	Lang	Role	Container role
Auction Market Preferred Securities, Shares, Issued	en-US	http://www.xbrl.org/2003/role/label	http://www.xbrl.org/2003/role/link

Name	Relation Type	Role
Movement in Auction Market Preferred Securities, Shares Outstanding [Roll Forward] `us-gaap:MovementInAuctionMarketPreferredSecuritiesSharesOutstandingRollForward`	parent-child	http://fasb.org/us-gaap/role/disclosure/Equity
Auction Market Preferred Securities, Stock, Shares Outstanding, Period Increase (Decrease) `us-gaap:AuctionMarketPreferredSecuritiesStockSharesOutstandingPeriodIncreaseDecrease`	summation-item	http://fasb.org/us-gaap/role/disclosure/Equity
Movement in Auction Market Preferred Securities, Shares Outstanding [Roll Forward] `us-gaap:MovementInAuctionMarketPreferredSecuritiesSharesOutstandingRollForward`	domain-member	http://fasb.org/us-gaap/role/disclosure/EquityAuctionMarketPreferredSecuritiesStockSeriesTable