Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Cash Flows From Operating Activities:
Net earnings	$ (11,399)	$ 21,662
Adjustments to reconcile net earnings (loss) to net cash flows from operating activities:
Depreciation and amortization	77,535	73,946
Deferred income tax expense (benefit)	(1,826)	1,122
(Gains) losses on investment securities	32,849	(14,014)
Stock based compensation expense	3,801	3,257
Regulatory disallowances and restructuring costs	0	1,345
Allowance for equity funds used during construction	(1,195)	(2,049)
Other, net	776	444
Changes in certain assets and liabilities:
Accounts receivable and unbilled revenues	14,027	15,842
Materials, supplies, and fuel stock	3,806	3,826
Other current assets	105	(1,778)
Other assets	7,429	13,463
Accounts payable	(1,224)	(7,642)
Accrued interest and taxes	(10,830)	6,443
Other current liabilities	(3,570)	2,060
Other liabilities	(16,485)	(13,243)
Net cash flows from operating activities	93,799	104,684
Cash Flows From Investing Activities:
Additions to utility plant and non-utility plant	(140,208)	(141,986)
Proceeds from sales of investment securities	149,355	74,460
Purchases of investment securities	(152,108)	(77,363)
Investments in NMRD	(10,000)	(7,000)
Other, net	122	(13)
Net cash flows from investing activities	(152,839)	(151,902)
Cash Flows From Financing Activities:
Revolving credit facilities borrowings (repayments), net	115,500	(12,100)
Long-term borrowings	0	475,000
Repayment of long-term debt	0	(200,000)
Proceeds from stock option exercise	24	930
Awards of common stock	(11,498)	(8,936)
Dividends paid	(24,625)	(23,232)
Valencia’s transactions with its owner	(6,434)	(4,263)
Transmission interconnection and security deposit arrangements	370	0
Refunds paid under transmission interconnection arrangements	(1,744)	0
Debt issuance costs and other, net	(137)	(2,215)
Net cash flows from financing activities	71,456	225,184
Change in Cash, Restricted Cash, and Equivalents	12,416	177,966
Cash, Restricted Cash, and Equivalents at Beginning of Period	3,833	2,122
Cash, Restricted Cash, and Equivalents at End of Period	16,249	180,088
Supplemental Cash Flow Disclosures:
Interest paid, net of amounts capitalized	26,658	20,518
Income taxes paid (refunded), net	(131)	(235)
Supplemental schedule of noncash investing activities:
(Increase) decrease in accrued plant additions	6,699	26,636
PNM
Cash Flows From Operating Activities:
Net earnings	(12,196)	21,974
Net earnings	(15,925)	19,144
Adjustments to reconcile net earnings (loss) to net cash flows from operating activities:
Depreciation and amortization	49,422	47,218
Deferred income tax expense (benefit)	(2,141)	2,063
(Gains) losses on investment securities	32,849	(14,014)
Regulatory disallowances and restructuring costs	0	1,345
Allowance for equity funds used during construction	(1,044)	(1,807)
Other, net	811	432
Changes in certain assets and liabilities:
Accounts receivable and unbilled revenues	11,927	15,212
Materials, supplies, and fuel stock	4,340	3,671
Other current assets	(393)	(4,098)
Other assets	4,612	10,399
Accounts payable	(260)	(8,257)
Accrued interest and taxes	5,917	14,764
Other current liabilities	746	32,683
Other liabilities	(12,588)	(13,524)
Net cash flows from operating activities	82,002	108,061
Cash Flows From Investing Activities:
Additions to utility plant and non-utility plant	(70,586)	(75,876)
Proceeds from sales of investment securities	149,355	74,460
Purchases of investment securities	(152,108)	(77,363)
Other, net	122	(48)
Net cash flows from investing activities	(73,217)	(78,827)
Cash Flows From Financing Activities:
Revolving credit facilities borrowings (repayments), net	2,000	(42,400)
Short-term borrowings (repayments) – affiliate, net	0	(19,800)
Long-term borrowings	0	250,000
Repayment of long-term debt	0	(200,000)
Dividends paid	(132)	(132)
Valencia’s transactions with its owner	(6,434)	(4,263)
Transmission interconnection and security deposit arrangements	370	0
Refunds paid under transmission interconnection arrangements	(1,744)	0
Debt issuance costs and other, net	(81)	(635)
Net cash flows from financing activities	(6,021)	(17,230)
Change in Cash, Restricted Cash, and Equivalents	2,764	12,004
Cash, Restricted Cash, and Equivalents at Beginning of Period	1,001	85
Cash, Restricted Cash, and Equivalents at End of Period	3,765	12,089
Supplemental Cash Flow Disclosures:
Interest paid, net of amounts capitalized	9,397	9,070
Income taxes paid (refunded), net	0	0
Supplemental schedule of noncash investing activities:
(Increase) decrease in accrued plant additions	(2,366)	11,407
Texas-New Mexico Power Company
Cash Flows From Operating Activities:
Net earnings	7,092	4,098
Adjustments to reconcile net earnings (loss) to net cash flows from operating activities:
Depreciation and amortization	22,117	20,514
Deferred income tax expense (benefit)	(2,090)	(4,343)
Other, net	(141)	(231)
Changes in certain assets and liabilities:
Accounts receivable and unbilled revenues	2,099	630
Materials, supplies, and fuel stock	(534)	155
Other current assets	939	581
Other assets	2,310	2,712
Accounts payable	(1,828)	1,075
Accrued interest and taxes	(11,376)	(990)
Other current liabilities	(2,681)	3,190
Other liabilities	(700)	(1,536)
Net cash flows from operating activities	15,207	25,855
Cash Flows From Investing Activities:
Additions to utility plant and non-utility plant	(60,419)	(58,624)
Net cash flows from investing activities	(60,419)	(58,624)
Cash Flows From Financing Activities:
Revolving credit facilities borrowings (repayments), net	55,000	(17,500)
Short-term borrowings (repayments) – affiliate, net	0	(100)
Long-term borrowings	0	225,000
Dividends paid	0	(10,713)
Debt issuance costs and other, net	(53)	(1,561)
Net cash flows from financing activities	54,947	195,126
Change in Cash, Restricted Cash, and Equivalents	9,735	162,357
Cash, Restricted Cash, and Equivalents at Beginning of Period	1,000	0
Cash, Restricted Cash, and Equivalents at End of Period	10,735	162,357
Supplemental Cash Flow Disclosures:
Interest paid, net of amounts capitalized	9,452	3,829
Income taxes paid (refunded), net	(131)	(235)
Supplemental schedule of noncash investing activities:
(Increase) decrease in accrued plant additions	$ 2,839	$ 10,646