Condensed Consolidated Statements of Earnings (Loss) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Electric Operating Revenues:
Contracts with customers	$ 455,120	$ 418,673	$ 1,121,177	$ 1,049,287
Alternative revenue programs	(12,376)	(6,779)	(7,484)	(300)
Other electric operating revenue	29,721	21,692	50,043	64,471
Total electric operating revenues	472,465	433,586	1,163,736	1,113,458
Operating Expenses:
Administrative and general	51,611	47,613	148,096	142,782
Regulatory disallowances and restructuring costs	0	0	0	150,599
Depreciation and amortization	68,400	68,350	207,395	199,771
Transmission and distribution costs	18,742	16,461	54,062	52,333
Taxes other than income taxes	20,768	21,009	62,815	61,327
Total operating expenses	324,660	293,046	897,043	1,029,810
Operating income	147,805	140,540	266,693	83,648
Other Income and Deductions:
Interest income	3,180	3,440	9,674	10,489
Gains on investment securities	14,401	1,686	3,172	20,299
Other income	7,022	4,256	13,728	11,050
Other (deductions)	(7,361)	(3,612)	(14,141)	(9,980)
Net other income and deductions	17,242	5,770	12,433	31,858
Interest Charges	27,263	30,359	88,785	91,785
Earnings before Income Taxes	137,784	115,951	190,341	23,721
Income Taxes (Benefits)	12,331	9,188	14,726	(32,420)
Net Earnings	125,453	106,763	175,615	56,141
(Earnings) Attributable to Valencia Non-controlling Interest	(3,553)	(3,860)	(11,222)	(10,188)
Preferred Stock Dividend Requirements of Subsidiary	(132)	(132)	(396)	(396)
Net Earnings Available for PNM Common Stock	$ 121,768	$ 102,771	$ 163,997	$ 45,557
Net Earnings Attributable to PNMR per Common Share:
Basic (dollars per share)	$ 1.52	$ 1.29	$ 2.05	$ 0.57
Diluted (dollars per share)	1.52	1.28	2.05	0.57
Dividends Declared per Common Share (dollars per share)	$ 0.3075	$ 0.2900	$ 0.9225	$ 0.8700
Cost of energy
Electric Operating Revenues:
Total electric operating revenues	$ 472,465	$ 433,586	$ 1,163,736	$ 1,113,458
Operating Expenses:
Energy costs	133,991	108,736	326,564	314,145
Energy production costs
Operating Expenses:
Energy costs	31,148	30,877	98,111	108,853
PNM
Electric Operating Revenues:
Contracts with customers	341,850	311,793	825,759	775,795
Alternative revenue programs	(7,067)	(2,372)	(2,377)	(1,617)
Other electric operating revenue	29,721	21,692	50,043	64,471
Total electric operating revenues	364,504	331,113	873,425	838,649
Operating Expenses:
Administrative and general	45,538	44,468	132,257	132,107
Regulatory disallowances and restructuring costs	0	0	0	150,599
Depreciation and amortization	40,509	40,545	123,721	119,581
Transmission and distribution costs	12,075	10,858	34,265	33,329
Taxes other than income taxes	10,410	10,997	34,651	34,292
Total operating expenses	247,964	222,660	673,697	821,881
Operating income	116,540	108,453	199,728	16,768
Other Income and Deductions:
Interest income	3,239	3,515	9,882	10,701
Gains on investment securities	14,401	1,686	3,172	20,299
Other income	2,752	2,095	6,019	6,647
Other (deductions)	(5,590)	(3,011)	(10,700)	(7,639)
Net other income and deductions	14,802	4,285	8,373	30,008
Interest Charges	14,747	18,492	51,554	55,379
Earnings before Income Taxes	116,595	94,246	156,547	(8,603)
Income Taxes (Benefits)	13,591	9,525	16,127	(31,984)
Net Earnings	103,004	84,721	140,420	23,381
(Earnings) Attributable to Valencia Non-controlling Interest	(3,553)	(3,860)	(11,222)	(10,188)
Preferred Stock Dividend Requirements of Subsidiary	(132)	(132)	(396)	(396)
Net Earnings Attributable to PNMR	99,451	80,861	129,198	13,193
Net Earnings Available for PNM Common Stock	99,319	80,729	128,802	12,797
PNM | Cost of energy
Operating Expenses:
Energy costs	108,284	84,915	250,692	243,120
PNM | Energy production costs
Operating Expenses:
Energy costs	31,148	30,877	98,111	108,853
Texas-New Mexico Power Company
Electric Operating Revenues:
Contracts with customers	113,270	106,880	295,418	273,492
Alternative revenue programs	(5,309)	(4,407)	(5,107)	1,317
Other electric operating revenue	0	0	0	0
Total electric operating revenues	107,961	102,473	290,311	274,809
Operating Expenses:
Administrative and general	11,868	9,418	33,398	30,073
Depreciation and amortization	22,492	22,005	66,696	62,722
Transmission and distribution costs	6,667	5,603	19,797	19,004
Taxes other than income taxes	9,448	9,030	25,249	24,226
Total operating expenses	76,182	69,877	221,012	207,050
Operating income	31,779	32,596	69,299	67,759
Other Income and Deductions:
Other income	3,546	2,012	6,245	3,952
Other (deductions)	(1,260)	(246)	(1,435)	(869)
Net other income and deductions	2,286	1,766	4,810	3,083
Interest Charges	7,942	7,047	22,475	22,408
Earnings before Income Taxes	26,123	27,315	51,634	48,434
Income Taxes (Benefits)	2,202	2,228	4,447	3,982
Net Earnings Attributable to PNMR	23,921	25,087	47,187	44,452
Texas-New Mexico Power Company | Cost of energy
Operating Expenses:
Energy costs	$ 25,707	$ 23,821	$ 75,872	$ 71,025