Written Communications Written Communications Pre-commencement Tender Offer Pre-commencement Tender Offer Entity Incorporation, State or Country Code Entity Incorporation, State or Country Code Entity Address, City or Town Entity Address, City or Town Entity Address, Address Line One Entity Address, Address Line One Soliciting Material Soliciting Material Security Exchange Name Security Exchange Name City Area Code City Area Code Cover page. Cover [Abstract] Entity Tax Identification Number Entity Tax Identification Number Entity File Number Entity File Number Document Type Document Type Entity Central Index Key Entity Central Index Key Entity Emerging Growth Company Entity Emerging Growth Company Title of 12(b) Security Title of 12(b) Security Entity Address, State or Province Entity Address, State or Province Amendment Flag Amendment Flag Local Phone Number Local Phone Number Entity Address, Postal Zip Code Entity Address, Postal Zip Code Trading Symbol Trading Symbol Pre-commencement Issuer Tender Offer Pre-commencement Issuer Tender Offer Document Period End Date Document Period End Date Entity Registrant Name Entity Registrant Name