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Cash flows
6 Months Ended
Jun. 30, 2022
Supplemental Cash Flow Elements [Abstract]  
Cash flows Cash flows
Six months ended June 3020222021
(in millions)  
Supplemental disclosures of cash flow information  
HEI consolidated
Interest paid to non-affiliates, net of amounts capitalized$47 $51 
Income taxes paid (including refundable credits)14 14 
Income taxes refunded (including refundable credits)— 
Hawaiian Electric consolidated
Interest paid to non-affiliates34 37 
Income taxes paid (including refundable credits)27 20 
Supplemental disclosures of noncash activities  
HEI consolidated
Property, plant and equipment
   Unpaid invoices and accruals for capital expenditures, balance, end of period (investing)25 31 
   Increase related to an acquisition (investing)15 — 
Right-of-use assets obtained in exchange for operating lease obligations (investing)40 38 
Common stock issued (gross) for director and executive/management compensation (financing)1
Obligations to fund low income housing investments (investing)— 
Loans transferred from held for investment to held for sale (investing)— 62 
Hawaiian Electric consolidated
Electric utility property, plant and equipment
   Unpaid invoices and accruals for capital expenditures, balance, end of period (investing)22 27 
   Increase related to an acquisition (investing)15 — 
Right-of-use assets obtained in exchange for operating lease obligations (investing)37 38 
1 The amounts shown represent the market value of common stock issued for director and executive/management compensation and withheld to satisfy statutory tax liabilities.