Cover
Cover | Jun. 30, 2022 |
Cover [Abstract] | |
Document Type | 8-K |
Document Period End Date | Jun. 30, 2022 |
Entity Registrant Name | Hawaiian Electric Industries, Inc. |
Entity File Number | 1-8503 |
Entity Tax Identification Number | 99-0208097 |
Entity Incorporation, State or Country Code | HI |
Entity Address, Address Line One | 1001 Bishop Street, Suite 2900 |
Entity Address, City or Town | Honolulu |
Entity Address, State or Province | HI |
Entity Address, Postal Zip Code | 96813 |
City Area Code | 808 |
Local Phone Number | 543-5662 |
Written Communications | false |
Soliciting Material | false |
Pre-commencement Tender Offer | false |
Pre-commencement Issuer Tender Offer | false |
Title of each class | Common Stock, Without Par Value |
Trading Symbol | HE |
Security Exchange Name | NYSE |
Entity Emerging Growth Company | false |
Entity Central Index Key | 0000354707 |
Amendment Flag | false |