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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, 2018 | Dec. 31, 2017 | Dec. 31, 2016
Cash Flows From Operating Activities: |  |  |
Net Cash Flows From Operating Activities | $ 428,226 | $ 523,462 | $ 408,283
Cash Flows From Investing Activities: |  |  |
Net cash flows from investing activities | (475,724) | (466,163) | (699,375)
Cash Flows From Financing Activities: |  |  |
Short-term loan | 50,000 | 0 | 100,000
Repayment of short-term loan | 0 | 0 | (150,000)
Revolving credit facility borrowings (repayments), net | (119,500) | 18,300 | 86,500
Long-term borrowings | 984,652 | 317,000 | 603,500
Repayment of long-term debt | (750,162) | (274,070) | (303,793)
Proceeds from stock option exercise | 963 | 1,739 | 7,028
Dividends paid | (84,961) | (77,792) | (70,623)
Other, net | (6,846) | (2,942) | (2,104)
Net cash flows from financing activities | 45,646 | (58,847) | 242,392
Change in Cash and Cash Equivalents | (1,852) | (1,548) | (48,700)
Cash and Cash Equivalents at Beginning of Period | 3,974 | 5,522 | 54,222
Cash and Cash Equivalents at End of Period | 2,122 | 3,974 | 5,522
Supplemental Cash Flow Disclosures: |  |  |
Interest paid, net of amounts capitalized | 119,308 | 120,955 | 115,043
Income taxes paid (refunded), net | 842 | 625 | (307)
PNM Resources |  |  |
Cash Flows From Operating Activities: |  |  |
Net Cash Flows From Operating Activities | (2,566) | (7,814) | 5,702
Cash Flows From Investing Activities: |  |  |
Utility plant additions | 826 | (180) | 341
Investments in subsidiaries | (30,000) | (50,000) | (98,343)
Cash dividends from subsidiaries | 129,379 | 105,084 | 35,959
Net cash flows from investing activities | 100,205 | 54,904 | (62,043)
Cash Flows From Financing Activities: |  |  |
Short-term loan | 50,000 | 0 | 100,000
Repayment of short-term loan | 0 | 0 | (150,000)
Revolving credit facility borrowings (repayments), net | (148,700) | 42,600 | 84,500
Long-term borrowings | 349,652 |  | 100,000
Repayment of long-term debt | (250,000) | 0 | 0
Proceeds from stock option exercise | 963 | 1,739 | 7,028
Purchases to satisfy awards of common stock | (12,635) | (13,929) | (15,451)
Dividends paid | (84,433) | (77,264) | (70,095)
Other, net | (2,414) | (269) | (28)
Net cash flows from financing activities | (97,567) | (47,123) | 55,954
Change in Cash and Cash Equivalents | 72 | (33) | (387)
Cash and Cash Equivalents at Beginning of Period | 21 | 54 |
Cash and Cash Equivalents at End of Period | 93 | 21 | 54
Supplemental Cash Flow Disclosures: |  |  |
Interest paid, net of amounts capitalized | 15,450 | 10,899 | 5,906
Income taxes paid (refunded), net | $ 0 | $ 0 | $ 0

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