Condensed Consolidated Statements of Comprehensive Income (unaudited) - HECO (Parenthetical) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Retirement benefit plans:
Adjustment for amortization of prior service credit and net losses recognized during the period in net periodic benefit cost, tax	$ (122)	$ 44	$ (244)	$ 1,606
Reclassification adjustment for impact of D&Os of the PUC included in regulatory assets, tax	148	19	295	(1,481)
Hawaiian Electric Company, Inc. and Subsidiaries
Retirement benefit plans:
Adjustment for amortization of prior service credit and net losses recognized during the period in net periodic benefit cost, tax	(163)	(2)	(326)	1,516
Reclassification adjustment for impact of D&Os of the PUC included in regulatory assets, tax	$ 148	$ 19	$ 295	$ (1,481)