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SCHEDULE I - CONDENSED FINANCIAL INFORMATION OF PARENT 3 (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Condensed financial statements |  |  |
Cash Flows From Operating Activities | $ 115,584 | $ 122,170 | $ 116,864
Cash Flows From Investing Activities: |  |  |
Net Cash Provided by (Used in) Investing Activities | (145,092) | (131,610) | (153,195)
Cash Flows From Financing Activities: |  |  |
Proceeds from stock option exercises |  | 30 | 519
Dividends paid | (51,689) | (47,206) | (42,702)
Net cash provided (used) in financing activities | (2,266) | 44,843 | 30,524
Change in cash and equivalents | (31,774) | 35,403 | (5,807)
Cash and cash equivalents, beginning of period | 36,737 |  |
Cash and cash equivalents, end of year | 4,963 | 36,737 |
Parent Company |  |  |
Condensed financial statements |  |  |
Cash Flows From Operating Activities | 36,799 | 47,307 | 40,459
Cash Flows From Investing Activities: |  |  |
Loans (made to)/repaid from, wholly-owned subsidiaries | (46,000) | 151,000 | (107,500)
Increase in investment of subsidiary | 0 | (60,000) | 0
Net Cash Provided by (Used in) Investing Activities | (46,000) | 91,000 | (107,500)
Cash Flows From Financing Activities: |  |  |
Proceeds from stock option exercises | 0 | 30 | 519
Net change in notes payable to banks | 60,500 | (91,000) | 109,500
Proceeds from note payable to GSWC | (26,000) | (6,000) | 0
Repayment of note payable to GSWC | 26,000 | 6,000 | 0
Dividends paid | (51,689) | (47,206) | (42,702)
Net cash provided (used) in financing activities | 8,811 | (138,176) | 67,317
Change in cash and equivalents | (390) | 131 | 276
Cash and cash equivalents, beginning of period | 441 | 310 | 34
Cash and cash equivalents, end of year | $ 51 | $ 441 | $ 310

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