XML 43 R29.htm IDEA: XBRL DOCUMENT
v3.22.4

REGULATORY ASSETS AND LIABILTIES (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2022
Regulated Operations [Abstract] |
Schedule of regulatory assets and liabilities | Regulatory assets and liabilities were comprised of the following as of December 31:
| Recovery Period |  | 2022 |  | 2021
Regulatory Assets |  |  |  |  |
Pension and retiree group health | Indefinitely |  | $ | 171 |  |  | $ | 17,607 |
Property-related temporary differences (tax benefits flowed through to customers) | Indefinitely |  | 143,546 |  |  | 130,565 |
Other accrued benefits | Indefinitely |  | 24,946 |  |  | 23,280 |
Net WRAM and MCBA long-term accounts receivable | 1-2 years |  | 41,558 |  |  | 29,789 |
Asset retirement obligations, net | Indefinitely |  | 24,548 |  |  | 22,935 |
IRMA long-term accounts receivable | 1-2 years |  | 3,682 |  |  | 9,032 |
Tank coating | Various |  | 16,395 |  |  | 13,680 |
Recoverable property losses | 7 Years |  | 3,144 |  |  | 3,843 |
PCBA | Various |  | 19,091 |  |  | 21,500 |
Other components of net periodic benefit cost | Indefinitely |  | — |  |  | 3,342 |
General district balancing account receivable | Various |  | 377 |  |  | 568 |
Customer assistance program (CAP) and Rate support fund (RSF) accounts receivable | 1 year |  | 2,965 |  |  | 5,991 |
Other regulatory assets | Various |  | 3,197 |  |  | 3,560 |
Total Regulatory Assets |  |  | $ | 283,620 |  |  | $ | 285,692 |
Regulatory Liabilities |  |  |  |  |
Future tax benefits due to customers |  |  | $ | 131,155 |  |  | $ | 135,027 |
Pension and retiree group health |  |  | 58,678 |  |  | 27,294 |
HCBA |  |  | 14,318 |  |  | 9,687 |
Conservation program |  |  | 6,036 |  |  | 7,206 |
Net WRAM and MCBA long-term payable |  |  | 172 |  |  | 143 |
Other components of net periodic benefit cost |  |  | 2,475 |  |  | 353 |
Other regulatory liabilities |  |  | 845 |  |  | 718 |
Total Regulatory Liabilities |  |  | $ | 213,679 |  |  | $ | 180,428 |

X
- Definition Tabular disclosure of detailed information about regulatory assets and liabilities. + References No definition available. + Details
Name: | cwt_ScheduleOfRegulatoryAssetsAndLiabilitiesTableTextBlock
Namespace Prefix: | cwt_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_RegulatedOperationsAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration