Regulatory Assets and Liabilities (Tables)

3 Months Ended

Mar. 31, 2022

Regulated Operations [Abstract]

Schedule of regulatory assets and liabilities

Regulatory assets and liabilities were comprised of the following as of March 31, 2022 and December 31, 2021:

	Recovery Period	March 31, 2022		December 31, 2021
Regulatory Assets
Pension and retiree group health	Indefinitely	$	17,443	$	17,607
Property-related temporary differences (tax benefits flowed through to customers)	Indefinitely	130,565		130,565
Other accrued benefits	Indefinitely	24,644		23,280
Net WRAM and MCBA long-term accounts receivable	1 - 2 years	39,013		29,789
Asset retirement obligations, net	Indefinitely	23,467		22,935
Interim rates memorandum account (IRMA) long-term accounts receivable	1 - 3 years	7,972		9,032
Tank coating	10 years	14,347		13,680
Recoverable property losses	Various	3,666		3,843
PCBA	1 year	20,877		21,500
Other components of net periodic benefit cost	Indefinitely	2,091		3,342
General district balancing account receivable	1 year	618		568
Customer assistance program (CAP) and Rate support fund (RSF) accounts receivable	1 year	3,392		5,991
Other regulatory assets	Various	3,482		3,560
Total Regulatory Assets		$	291,577	$	285,692
Regulatory Liabilities
Future tax benefits due to customers		$	134,378	$	135,027
Retiree group health		27,294		27,294
HCBA		11,355		9,687
CEBA		7,395		7,206
Net WRAM and MCBA long-term payable		262		143
Other regulatory liabilities		1,143		1,071
Total Regulatory Liabilities		$	181,827	$	180,428