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Regulatory Matters - Public Utilities General Disclosures (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2022 | Jun. 30, 2021 | Jun. 30, 2022 | Jun. 30, 2021
Revenue accounts: |  |  |  |
Beginning Balance | $ 14,362 | $ 11,645 | $ 18,451 | $ 10,043
Regulatory Asset Increase (Decrease) | 1,522 | 1,570 | 3,926 | 3,171
Refunds (Collections) Adjustments | (10,900) | 5 | (17,393) | 6
Ending Balance | 4,984 | 13,220 | 4,984 | 13,220
Cost-recovery accounts: |  |  |  |
Beginning Balance | 19,438 | 16,492 | 19,883 | 15,420
Regulatory Asset Increase (Decrease) | 440 | 1,703 | 71 | 2,856
Refunds (Collections) Adjustments | (90) | (98) | (166) | (179)
Ending Balance | 19,788 | 18,097 | 19,788 | 18,097
Total |  |  |  |
Beginning Balance | 33,800 | 28,137 | 38,334 | 25,463
Regulatory Asset Increase (Decrease) | 1,962 | 3,273 | 3,997 | 6,027
Refunds (Collections) Adjustments | (10,990) | (93) | (17,559) | (173)
Ending Balance | 24,772 | 31,317 | 24,772 | 31,317
MWRAM |  |  |  |
Revenue accounts: |  |  |  |
Beginning Balance | 19,060 | 13,853 | 16,866 | 12,077
Regulatory Asset Increase (Decrease) | 2,036 | 1,424 | 4,229 | 3,200
Refunds (Collections) Adjustments | 0 | 1 | 1 | 1
Ending Balance | 21,096 | 15,278 | 21,096 | 15,278
WCMA |  |  |  |
Revenue accounts: |  |  |  |
Beginning Balance | (3,061) | 666 | 3,534 | 666
Regulatory Asset Increase (Decrease) | (1,000) | 0 | (1,100) | 0
Refunds (Collections) Adjustments | (10,900) | 2 | (17,395) | 2
Ending Balance | (14,961) | 668 | (14,961) | 668
Cost of capital memorandum account |  |  |  |
Revenue accounts: |  |  |  |
Beginning Balance | (1,564) | (1,561) | (1,563) | (1,561)
Regulatory Asset Increase (Decrease) | (4) | (1) | (5) | (1)
Refunds (Collections) Adjustments | 0 | 0 | 0 | 0
Ending Balance | (1,568) | (1,562) | (1,568) | (1,562)
All others |  |  |  |
Revenue accounts: |  |  |  |
Beginning Balance | (73) | (1,313) | (386) | (1,139)
Regulatory Asset Increase (Decrease) | 490 | 147 | 802 | (28)
Refunds (Collections) Adjustments | 0 | 2 | 1 | 3
Ending Balance | 417 | (1,164) | 417 | (1,164)
Cost-recovery accounts: |  |  |  |
Beginning Balance | 573 | 445 | 445 | 445
Regulatory Asset Increase (Decrease) | (94) | 1 | 34 | 1
Refunds (Collections) Adjustments | 0 | 0 | 0 | 0
Ending Balance | 479 | 446 | 479 | 446
Water supply costs |  |  |  |
Cost-recovery accounts: |  |  |  |
Beginning Balance | 10,789 | 8,910 | 10,545 | 8,123
Regulatory Asset Increase (Decrease) | 322 | 984 | 566 | 1,771
Refunds (Collections) Adjustments | 0 | 1 | 0 | 1
Ending Balance | 11,111 | 9,895 | 11,111 | 9,895
Pension |  |  |  |
Cost-recovery accounts: |  |  |  |
Beginning Balance | 5,006 | 3,844 | 4,941 | 3,478
Regulatory Asset Increase (Decrease) | 63 | 366 | 128 | 732
Refunds (Collections) Adjustments | 0 | 0 | 0 | 0
Ending Balance | 5,069 | 4,210 | 5,069 | 4,210
PRVMA |  |  |  |
Cost-recovery accounts: |  |  |  |
Beginning Balance | 632 | 1,027 | 707 | 1,108
Regulatory Asset Increase (Decrease) | 1 | 0 | 2 | 0
Refunds (Collections) Adjustments | (90) | (99) | (166) | (180)
Ending Balance | 543 | 928 | 543 | 928
CEMA |  |  |  |
Cost-recovery accounts: |  |  |  |
Beginning Balance | 2,438 | 2,266 | 3,245 | 2,266
Regulatory Asset Increase (Decrease) | 148 | 352 | (659) | 352
Refunds (Collections) Adjustments | 0 | 0 | 0 | 0
Ending Balance | $ 2,586 | $ 2,618 | $ 2,586 | $ 2,618

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