Entity Address, State or Province Entity Address, State or Province Entity Tax Identification Number Entity Tax Identification Number Series I Preferred Stock Series I Preferred Stock [Member] Series I Preferred Stock Title of 12(b) Security Title of 12(b) Security Entity File Number Entity File Number Written Communications Written Communications Entity Emerging Growth Company Entity Emerging Growth Company Soliciting Material Soliciting Material City Area Code City Area Code Entity Incorporation, State or Country Code Entity Incorporation, State or Country Code Entity Listings, Exchange [Axis] Entity Listings, Exchange [Axis] Entity Address, Address Line One Entity Address, Address Line One Entity Information [Line Items] Entity Information [Line Items] Entity Address, Address Line Two Entity Address, Address Line Two Local Phone Number Local Phone Number Series H Preferred Stock Series H Preferred Stock [Member] Cover [Abstract] Cover [Abstract] Pre-commencement Tender Offer Pre-commencement Tender Offer Amendment Flag Amendment Flag Series J Preferred Stock Series J Preferred Stock [Member] Series J Preferred Stock [Member] Pre-commencement Issuer Tender Offer Pre-commencement Issuer Tender Offer Exchange [Domain] Exchange [Domain] Trading Symbol Trading Symbol Document Period End Date Document Period End Date New York Stock Exchange NEW YORK STOCK EXCHANGE, INC. [Member] Class of Stock [Domain] Class of Stock [Domain] Common Class A Common Class A [Member] Document Type Document Type Series G Preferred Stock Series G Preferred Stock [Member] Class of Stock [Axis] Class of Stock [Axis] Entity Registrant Name Entity Registrant Name Entity Address, City or Town Entity Address, City or Town Entity Address, Postal Zip Code Entity Address, Postal Zip Code Entities [Table] Entities [Table] Entity Central Index Key Entity Central Index Key Security Exchange Name Security Exchange Name