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Schedule I - Condensed Financial Information of Parent Company - Statement of Cash flow (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Cash Flows From Operating Activities: |  |  |
Net Cash Flows From Operating Activities | $ 547,873 | $ 485,700 | $ 503,163
Cash Flows From Investing Activities: |  |  |
Net cash flows used in investing activities | (952,258) | (733,799) | (673,898)
Cash Flows From Financing Activities: |  |  |
Revolving credit facility borrowings (repayments), net | 30,700 | (153,100) | 99,200
Long-term borrowings | 1,816,345 | 1,267,845 | 745,000
Repayment of long-term debt | (1,411,345) | (977,845) | (407,302)
Issuance of common stock | 0 | 283,208 | 0
Proceeds from stock option exercise | 0 | 24 | 943
Dividends paid | (112,972) | (98,502) | (92,926)
Debt issuance costs and other, net | (6,306) | (4,943) | (2,840)
Net cash flows from financing activities | 357,561 | 292,194 | 172,446
Change in Cash and Cash Equivalents | (46,824) | 44,095 | 1,711
Cash and Cash Equivalents at Beginning of Year | 47,928 | 3,833 | 2,122
Cash and Cash Equivalents at End of Year | 1,104 | 47,928 | 3,833
Supplemental Cash Flow Disclosures: |  |  |
Interest paid, net of amounts capitalized | 91,276 | 106,575 | 115,476
Income taxes paid (refunded), net | 1,042 | 969 | (2,929)
PNM Resources |  |  |
Cash Flows From Operating Activities: |  |  |
Net Cash Flows From Operating Activities | (28,514) | (17,646) | 2,001
Cash Flows From Investing Activities: |  |  |
Utility plant additions | 543 | 1,122 | 1,100
Investments in subsidiaries | (178,071) | (301,000) | (80,000)
Cash dividends from subsidiaries | 60,000 | 99,187 | 54,465
Net cash flows used in investing activities | (117,528) | (200,691) | (24,435)
Cash Flows From Financing Activities: |  |  |
Short-term borrowings (repayments), net | 0 | 0 | (150,000)
Short-term borrowings (repayments) -affiliate, net | 6,400 | 0 | 0
Revolving credit facility borrowings (repayments), net | 42,900 | (131,900) | 123,900
Long-term borrowings | 1,120,000 | 230,000 | 150,000
Repayment of long-term debt | (900,000) | (50,000) | 0
Issuance of common stock | 0 | 283,208 | 0
Proceeds from stock option exercise | 0 | 24 | 943
Awards of common stock | (10,130) | (11,984) | (9,918)
Dividends paid | (112,444) | (97,974) | (92,398)
Debt issuance costs and other, net | (673) | (3,064) | (107)
Net cash flows from financing activities | 146,053 | 218,310 | 22,420
Change in Cash and Cash Equivalents | 11 | (27) | (14)
Cash and Cash Equivalents at Beginning of Year | 52 | 79 | 93
Cash and Cash Equivalents at End of Year | 63 | 52 | 79
Supplemental Cash Flow Disclosures: |  |  |
Interest paid, net of amounts capitalized | 13,425 | 16,869 | 18,702
Income taxes paid (refunded), net | $ 0 | $ 0 | $ 0

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