Common Stock Common Stock [Member] Entity Tax Identification Number Entity Tax Identification Number Entity File Number Entity File Number Cover [Abstract] Title of 12(b) Security Title of 12(b) Security Entities [Table] Entities [Table] Local Phone Number Local Phone Number Class of Stock [Domain] Class of Stock [Domain] Soliciting Material Soliciting Material Entity Address, Street Entity Address, Address Line One Entity Address, Postal Zip Code Entity Address, Postal Zip Code Entity Registrant Name Entity Registrant Name Entity Address, State Entity Address, State or Province Entity Incorporation, State Entity Incorporation, State or Country Code Document Effective Date Document Effective Date Written Communications Written Communications Entity Information Entity Information [Line Items] Trading Symbol Trading Symbol City Area Code City Area Code Cumulative Capital Securities Cumulative Capital Securities [Member] Cumulative Capital Securities Document Period End Date Document Period End Date Amendment Flag Amendment Flag Pre-commencement Issuer Tender Offer Pre-commencement Issuer Tender Offer Entity Address, City Entity Address, City or Town Security Exchange Name Security Exchange Name Document Type Document Type Class of Stock [Axis] Class of Stock [Axis] Pre-commencement Tender Offer Pre-commencement Tender Offer Entity Central Index Key Entity Central Index Key Entity Emerging Growth Company Entity Emerging Growth Company