Document Type Document Type Written Communications Written Communications Amendment Flag Amendment Flag Title of 12(b) Security Title of 12(b) Security Security Exchange Name Security Exchange Name Soliciting Material Soliciting Material Document Period End Date Document Period End Date Entity Tax Identification Number Entity Tax Identification Number Cover [Abstract] Pre-commencement Issuer Tender Offer Pre-commencement Issuer Tender Offer Pre-commencement Tender Offer Pre-commencement Tender Offer Entity Incorporation, State or Country Code Entity Incorporation, State or Country Code Entity Emerging Growth Company Entity Emerging Growth Company Entity Registrant Name Entity Registrant Name Entity File Number Entity File Number Entity Central Index Key Entity Central Index Key Trading Symbol Trading Symbol