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Credit agreements, long-term debt and changes in long-term debt - Schedule of Redemption (Details) - Senior Unsecured Notes - Senior Notes - Hawaiian Electric Company, Inc. and Subsidiaries | Sep. 18, 2025
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2028 |
Debt Instrument, Redemption [Line Items] |
Percentage | 103.00%
2029 |
Debt Instrument, Redemption [Line Items] |
Percentage | 101.50%
2030 and thereafter |
Debt Instrument, Redemption [Line Items] |
Percentage | 100.00%

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- Definition Percentage price of original principal amount of debt at which debt can be redeemed by the issuer. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 942 -SubTopic 470 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (e) -Publisher FASB -URI https://asc.fasb.org/1943274/2147477734/942-470-50-3 + Details
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