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Condensed Consolidating Financial Statements - Condensed Consolidating Statement of Cash Flows (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2020 | Jun. 30, 2019 | Jun. 30, 2020 | Jun. 30, 2019
Condensed Consolidating Financial Statements |  |  |  |
Net Income (Loss) Attributable to Parent | $ 5,281 | $ 16,996 | $ (15,026) | $ 9,356
Adjustments to reconcile net (loss) income to net cash provided by operating activities: |  |  |  |
Equity loss of subsidiaries | 0 | 0 | 0 | 0
Dividends received from affiliates |  |  | 0 | 0
Depreciation and amortization |  |  | 50,251 | 45,744
Change in value of life insurance contracts |  |  | 872 | (3,147)
Allowance for equity funds used during construction | (1,705) | (1,686) | (3,319) | (3,219)
Changes in operating assets and liabilities: |  |  |  |
Changes in operating assets and liabilities |  |  | (10,539) | (16,837)
Other changes in noncurrent assets and liabilities |  |  | (2,235) | 11,494
Net cash provided by operating activities |  |  | 20,004 | 43,391
Investing activities: |  |  |  |
Utility plant expenditures |  |  | (133,537) | (121,936)
Business acquisition, net of cash acquired |  |  | (37,655) | 0
Investment in affiliates | 0 |  |  |
Changes in affiliate advances |  |  | 0 | 0
Issuance of affiliate short-term borrowings |  |  | 0 | 0
Issuance of affiliate long-term borrowings |  |  | 0 |
Reduction of affiliates long-term debt |  |  | 0 | 0
Net cash used in investing activities |  |  | (171,192) | (121,936)
Financing Activities: |  |  |  |
Short-term borrowings |  |  | 270,000 | 190,000
Repayment of short-term borrowings |  |  | (70,000) | (90,000)
Investment from affiliates | 0 |  |  |
Changes in affiliate advances |  |  | 0 | 0
Proceeds from affiliate short-term borrowings |  |  | 0 | 0
Proceeds from affiliate long-term borrowings |  |  | 0 |
Repayment of affiliates long-term borrowings |  |  | 0 | 0
Issuance of long-term debt, net of expenses |  |  | 0 | 398,442
Repayment of long-term debt |  |  | (1,293) | (401,358)
Advances and contributions in aid of construction |  |  | 12,569 | 12,755
Refunds of advances for construction |  |  | (4,341) | (3,555)
Repurchase of common stock |  |  | (1,479) | (2,203)
Issuance of common stock |  |  | 38,006 | 829
Dividends paid to non-affiliates |  |  | (20,671) | (19,000)
Dividends paid to affiliates |  |  | 0 | 0
Net cash provided by financing activities |  |  | 222,791 | 85,910
Change in cash, cash equivalents, and restricted cash |  |  | 71,603 | 7,365
Cash, cash equivalents, and restricted cash at beginning of period |  |  | 43,298 | 47,715
Cash, cash equivalents, and restricted cash at end of period | 114,901 | 55,080 | 114,901 | 55,080
Consolidating Adjustments |  |  |  |
Condensed Consolidating Financial Statements |  |  |  |
Net Income (Loss) Attributable to Parent | (5,159) | (16,909) | 15,259 | (9,160)
Adjustments to reconcile net (loss) income to net cash provided by operating activities: |  |  |  |
Equity loss of subsidiaries | 5,174 | 16,923 | (15,230) | 9,189
Dividends received from affiliates |  |  | (20,671) | (19,000)
Depreciation and amortization |  |  | (39) | (41)
Change in value of life insurance contracts |  |  | 0 | 0
Allowance for equity funds used during construction | 0 | 0 | 0 | 0
Changes in operating assets and liabilities: |  |  |  |
Changes in operating assets and liabilities |  |  | 0 | 0
Other changes in noncurrent assets and liabilities |  |  | 10 | 12
Net cash provided by operating activities |  |  | (20,671) | (19,000)
Investing activities: |  |  |  |
Utility plant expenditures |  |  | 0 | 0
Business acquisition, net of cash acquired |  |  | 0 |
Investment in affiliates |  |  | 70,724 |
Changes in affiliate advances |  |  | (8,577) | (1,238)
Issuance of affiliate short-term borrowings |  |  | 3,500 | 4,300
Issuance of affiliate long-term borrowings |  |  | 4,076 |
Reduction of affiliates long-term debt |  |  | (1,104) | (848)
Net cash used in investing activities |  |  | 68,619 | 2,214
Financing Activities: |  |  |  |
Short-term borrowings |  |  | 0 | 0
Repayment of short-term borrowings |  |  | 0 | 0
Investment from affiliates |  |  | (70,724) |
Changes in affiliate advances |  |  | 8,577 | 1,238
Proceeds from affiliate short-term borrowings |  |  | (3,500) | (4,300)
Proceeds from affiliate long-term borrowings |  |  | (4,076) |
Repayment of affiliates long-term borrowings |  |  | 1,104 | 848
Issuance of long-term debt, net of expenses |  |  |  | 0
Repayment of long-term debt |  |  | 0 | 0
Advances and contributions in aid of construction |  |  | 0 | 0
Refunds of advances for construction |  |  | 0 | 0
Repurchase of common stock |  |  | 0 | 0
Issuance of common stock |  |  | 0 | 0
Dividends paid to non-affiliates |  |  | 0 | 0
Dividends paid to affiliates |  |  | 20,671 | 19,000
Net cash provided by financing activities |  |  | (47,948) | 16,786
Change in cash, cash equivalents, and restricted cash |  |  | 0 | 0
Cash, cash equivalents, and restricted cash at beginning of period |  |  | 0 | 0
Cash, cash equivalents, and restricted cash at end of period | 0 | 0 | 0 | 0
Parent Company | Reportable Legal Entities |  |  |  |
Condensed Consolidating Financial Statements |  |  |  |
Net Income (Loss) Attributable to Parent | 5,281 | 16,996 | (15,026) | 9,356
Adjustments to reconcile net (loss) income to net cash provided by operating activities: |  |  |  |
Equity loss of subsidiaries | (5,174) | (16,923) | 15,230 | (9,189)
Dividends received from affiliates |  |  | 20,671 | 19,000
Depreciation and amortization |  |  | 47 | 47
Change in value of life insurance contracts |  |  | 0 | 0
Allowance for equity funds used during construction | 0 | 0 | 0 | 0
Changes in operating assets and liabilities: |  |  |  |
Changes in operating assets and liabilities |  |  | (593) | 63
Other changes in noncurrent assets and liabilities |  |  | 1,361 | 3,763
Net cash provided by operating activities |  |  | 21,690 | 23,040
Investing activities: |  |  |  |
Utility plant expenditures |  |  | 0 | 0
Business acquisition, net of cash acquired |  |  | 0 |
Investment in affiliates |  |  | (70,724) |
Changes in affiliate advances |  |  | 5,783 | (1,453)
Issuance of affiliate short-term borrowings |  |  | (3,500) | (4,300)
Issuance of affiliate long-term borrowings |  |  | (4,076) |
Reduction of affiliates long-term debt |  |  | 1,104 | 848
Net cash used in investing activities |  |  | (71,413) | (4,905)
Financing Activities: |  |  |  |
Short-term borrowings |  |  | 50,000 | 0
Repayment of short-term borrowings |  |  | 0 | 0
Investment from affiliates | 0 |  |  |
Changes in affiliate advances |  |  | 0 | (17)
Proceeds from affiliate short-term borrowings |  |  | 0 | 0
Proceeds from affiliate long-term borrowings |  |  | 0 |
Repayment of affiliates long-term borrowings |  |  | 0 | 0
Issuance of long-term debt, net of expenses |  |  |  | 0
Repayment of long-term debt |  |  | 0 | 0
Advances and contributions in aid of construction |  |  | 0 | 0
Refunds of advances for construction |  |  | 0 | 0
Repurchase of common stock |  |  | (1,479) | (2,203)
Issuance of common stock |  |  | 38,006 | 829
Dividends paid to non-affiliates |  |  | (20,671) | (19,000)
Dividends paid to affiliates |  |  | 0 | 0
Net cash provided by financing activities |  |  | 65,856 | (20,391)
Change in cash, cash equivalents, and restricted cash |  |  | 16,133 | (2,256)
Cash, cash equivalents, and restricted cash at beginning of period |  |  | 3,096 | 3,779
Cash, cash equivalents, and restricted cash at end of period | 19,229 | 1,523 | 19,229 | 1,523
Cal Water | Reportable Legal Entities |  |  |  |
Condensed Consolidating Financial Statements |  |  |  |
Net Income (Loss) Attributable to Parent | 4,232 | 15,315 | (16,235) | 7,374
Adjustments to reconcile net (loss) income to net cash provided by operating activities: |  |  |  |
Equity loss of subsidiaries | 0 | 0 | 0 | 0
Dividends received from affiliates |  |  | 0 | 0
Depreciation and amortization |  |  | 47,053 | 42,717
Change in value of life insurance contracts |  |  | 872 | (3,147)
Allowance for equity funds used during construction | (1,705) | (1,686) | (3,319) | (3,219)
Changes in operating assets and liabilities: |  |  |  |
Changes in operating assets and liabilities |  |  | (10,083) | (16,581)
Other changes in noncurrent assets and liabilities |  |  | (4,089) | 6,289
Net cash provided by operating activities |  |  | 14,199 | 33,433
Investing activities: |  |  |  |
Utility plant expenditures |  |  | (127,959) | (116,384)
Business acquisition, net of cash acquired |  |  | 0 |
Investment in affiliates | 0 |  |  |
Changes in affiliate advances |  |  | 2,790 | 2,856
Issuance of affiliate short-term borrowings |  |  | 0 | 0
Issuance of affiliate long-term borrowings |  |  | 0 |
Reduction of affiliates long-term debt |  |  | 0 | 0
Net cash used in investing activities |  |  | (125,169) | (113,528)
Financing Activities: |  |  |  |
Short-term borrowings |  |  | 220,000 | 190,000
Repayment of short-term borrowings |  |  | (70,000) | (90,000)
Investment from affiliates |  |  | 37,119 |
Changes in affiliate advances |  |  | (5,706) | 2,430
Proceeds from affiliate short-term borrowings |  |  | 0 | 0
Proceeds from affiliate long-term borrowings |  |  | 0 |
Repayment of affiliates long-term borrowings |  |  | 0 | 0
Issuance of long-term debt, net of expenses |  |  |  | 398,442
Repayment of long-term debt |  |  | (1,244) | (401,256)
Advances and contributions in aid of construction |  |  | 12,493 | 12,679
Refunds of advances for construction |  |  | (4,340) | (3,554)
Repurchase of common stock |  |  | 0 | 0
Issuance of common stock |  |  | 0 | 0
Dividends paid to non-affiliates |  |  | 0 | 0
Dividends paid to affiliates |  |  | (19,450) | (18,348)
Net cash provided by financing activities |  |  | 168,872 | 90,393
Change in cash, cash equivalents, and restricted cash |  |  | 57,902 | 10,298
Cash, cash equivalents, and restricted cash at beginning of period |  |  | 29,679 | 34,238
Cash, cash equivalents, and restricted cash at end of period | 87,581 | 44,536 | 87,581 | 44,536
All Other Subsidiaries | Reportable Legal Entities |  |  |  |
Condensed Consolidating Financial Statements |  |  |  |
Net Income (Loss) Attributable to Parent | 927 | 1,594 | 976 | 1,786
Adjustments to reconcile net (loss) income to net cash provided by operating activities: |  |  |  |
Equity loss of subsidiaries | 0 | 0 | 0 | 0
Dividends received from affiliates |  |  | 0 | 0
Depreciation and amortization |  |  | 3,190 | 3,021
Change in value of life insurance contracts |  |  | 0 | 0
Allowance for equity funds used during construction | 0 | 0 | 0 | 0
Changes in operating assets and liabilities: |  |  |  |
Changes in operating assets and liabilities |  |  | 137 | (319)
Other changes in noncurrent assets and liabilities |  |  | 483 | 1,430
Net cash provided by operating activities |  |  | 4,786 | 5,918
Investing activities: |  |  |  |
Utility plant expenditures |  |  | (5,578) | (5,552)
Business acquisition, net of cash acquired |  |  | (37,655) |
Investment in affiliates | 0 |  |  |
Changes in affiliate advances |  |  | 4 | (165)
Issuance of affiliate short-term borrowings |  |  | 0 | 0
Issuance of affiliate long-term borrowings |  |  | 0 |
Reduction of affiliates long-term debt |  |  | 0 | 0
Net cash used in investing activities |  |  | (43,229) | (5,717)
Financing Activities: |  |  |  |
Short-term borrowings |  |  | 0 | 0
Repayment of short-term borrowings |  |  | 0 | 0
Investment from affiliates | 33,605 |  |  |
Changes in affiliate advances |  |  | (2,871) | (3,651)
Proceeds from affiliate short-term borrowings |  |  | 3,500 | 4,300
Proceeds from affiliate long-term borrowings |  |  | 4,076 |
Repayment of affiliates long-term borrowings |  |  | (1,104) | (848)
Issuance of long-term debt, net of expenses |  |  |  | 0
Repayment of long-term debt |  |  | (49) | (102)
Advances and contributions in aid of construction |  |  | 76 | 76
Refunds of advances for construction |  |  | (1) | (1)
Repurchase of common stock |  |  | 0 | 0
Issuance of common stock |  |  | 0 | 0
Dividends paid to non-affiliates |  |  | 0 | 0
Dividends paid to affiliates |  |  | (1,221) | (652)
Net cash provided by financing activities |  |  | 36,011 | (878)
Change in cash, cash equivalents, and restricted cash |  |  | (2,432) | (677)
Cash, cash equivalents, and restricted cash at beginning of period |  |  | 10,523 | 9,698
Cash, cash equivalents, and restricted cash at end of period | $ 8,091 | $ 9,021 | $ 8,091 | $ 9,021

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