Debt Instrument, Basis Spread On Variable Rate, Increase

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- Definition

Term Of Loan

+ References

No definition available.

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- Definition

Long-Term advances receivable from a party that is affiliated with the reporting entity by means of direct or indirect ownership. This does not include advances to clients.

+ References

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- Definition

Face (par) amount of debt instrument at time of issuance.

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- Definition

Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium.

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- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ References

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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- Definition

Carrying amount of long-term debt, net of unamortized discount or premium, including current and noncurrent amounts. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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- References

No definition available.

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- Definition

Amount of long-term debt payable, sinking fund requirements, and other securities issued that are redeemable by holder at fixed or determinable prices and dates maturing in the next fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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- Definition

Amount of long-term debt payable, sinking fund requirements, and other securities issued that are redeemable by holder at fixed or determinable prices and dates maturing in the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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- Definition

Amount of long-term debt payable, sinking fund requirements, and other securities issued that are redeemable by holder at fixed or determinable prices and dates maturing in the fourth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

+ References

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- Definition

Amount of long-term debt payable, sinking fund requirements, and other securities issued that are redeemable by holder at fixed or determinable prices and dates maturing in the third fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

+ References

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- Definition

Amount of long-term debt payable, sinking fund requirements, and other securities issued that are redeemable by holder at fixed or determinable prices and dates maturing in the second fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

+ References

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- Definition

The cash inflow from a debt initially having maturity due after one year or beyond the operating cycle, if longer.

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- Definition

The cash outflow to repay long-term debt that is not secured by collateral. Excludes repayments of tax exempt unsecured debt.

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Long-term debt (Details) - USD ($)				12 Months Ended
Long-term debt (Details) - USD ($)	Oct. 18, 2015	May. 05, 2014	May. 02, 2014	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013	Dec. 15, 2015	Oct. 15, 2015
Long-term debt
Long-term debt				$ 1,586,546,000	$ 1,506,546,000
Aggregate principal payments
Proceeds from issuance of long-term debt				80,000,000	125,000,000	$ 286,000,000
Hawaiian Electric Company, Inc. and Subsidiaries
Aggregate principal payments
2016				75,000,000
2017				125,000,000
2018				50,000,000
2019				0
2020				96,000,000
Proceeds from issuance of long-term debt				80,000,000	0	$ 236,000,000
Electric utility
Aggregate principal payments
2016				0
2017				0
2018				50,000,000
2019				0
2020				96,000,000
Special purpose revenue bonds issued on behalf of electric utility subsidiaries
Long-term debt
Long-term debt				1,286,546,000	1,206,546,000
HEI Term loan LIBOR .75% (effective October 8, 2015), due 2017
Long-term debt
Long-term debt				125,000,000	125,000,000
HEI senior note 4.41%, due 2016
Long-term debt
Long-term debt				75,000,000	75,000,000
HEI senior note 5.67%, due 2021
Long-term debt
Long-term debt				50,000,000	50,000,000
HEI senior note 3.99%, due 2023
Long-term debt
Long-term debt				$ 50,000,000	$ 50,000,000
Medium-term Notes 6.51 Percent Due 2014
Long-term debt
Debt instrument, stated interest rate (as a percent)		6.51%
Aggregate principal payments
Refinancing of unsecured debt payable		$ 100,000,000
3.25% Refunding Series 2015 SPRBs due 2025
Long-term debt
Debt instrument, stated interest rate (as a percent)							3.25%
Debt instrument, face amount							$ 47,000,000
3.25% Refunding Series 2015 SPRBs due 2025 \| Hawaiian Electric Company, Inc. and Subsidiaries
Aggregate principal payments
Advances to affiliates							40,000,000
3.25% Refunding Series 2015 SPRBs due 2025 \| HELCO
Aggregate principal payments
Advances to affiliates							5,000,000
3.25% Refunding Series 2015 SPRBs due 2025 \| MECO
Aggregate principal payments
Advances to affiliates							$ 2,000,000
4.80%, refunding series 2005A, due 2025
Long-term debt
Debt instrument, stated interest rate (as a percent)							4.80%
Loans payable
Aggregate principal payments
Term Of Loan			2 years
Proceeds from issuance of long-term debt			$ 125,000,000
Increase in basis spread	0.15%
Loans payable \| Minimum
Aggregate principal payments
Effective interest rate			0.94%
Loans payable \| Maximum
Aggregate principal payments
Effective interest rate			1.23%
Unsecured Debt \| Hawaiian Electric, 5.23%, Series 2015A, due 2045
Long-term debt
Debt instrument, face amount								$ 50,000,000
Unsecured Debt \| Maui Electric, 5.23%, Series 2015A, due 2045
Long-term debt
Debt instrument, face amount								$ 5,000,000
Unsecured Debt \| Hawaii Electric Light, 5.23%, Series 2015A, due 2045
Long-term debt
Debt instrument, stated interest rate (as a percent)								5.23%
Debt instrument, face amount								$ 25,000,000