Document And Entity Information
Document And Entity Information | May 19, 2021 |
Document Information [Line Items] | |
Entity, Registrant Name | HECLA MINING COMPANY |
Document, Type | 8-K |
Document, Period End Date | May 19, 2021 |
Entity, Incorporation, State or Country Code | DE |
Entity, File Number | 1-8491 |
Entity, Tax Identification Number | 77-0664171 |
Entity, Address, Address Line One | 6500 North Mineral Drive, Suite 200 |
Entity, Address, City or Town | Coeur d'Alene |
Entity, Address, State or Province | ID |
Entity, Address, Postal Zip Code | 83815-9408 |
City Area Code | 208 |
Local Phone Number | 769-4100 |
Written Communications | false |
Soliciting Material | false |
Pre-commencement Tender Offer | false |
Pre-commencement Issuer Tender Offer | false |
Entity, Emerging Growth Company | false |
Amendment Flag | false |
Entity, Central Index Key | 0000719413 |
CommonStock Custom [Member] | |
Document Information [Line Items] | |
Title of 12(b) Security | Common Stock |
Trading Symbol | HL |
Security Exchange Name | NYSE |
SeriesBCumulativeConvertiblePreferredStock Custom [Member] | |
Document Information [Line Items] | |
Title of 12(b) Security | Series B Cumulative Convertible Preferred Stock |
Trading Symbol | HL-PB |
Security Exchange Name | NYSE |