Consolidated Statements of Changes in Equity - PNMR - USD ($) $ in Thousands	Total	Total Stockholders' Equity	Common Stock	AOCI	Retained Earnings	Non- controlling Interest in Valencia
Beginning Balance at Dec. 31, 2020	$ 2,108,474	$ 2,049,465	$ 1,429,941	$ (79,183)	$ 698,707	$ 59,009
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net earnings before subsidiary preferred stock dividends	211,847	196,357			196,357	15,490
Total other comprehensive income	7,247	7,247		7,247
Subsidiary preferred stock dividends	(528)	(528)			(528)
Dividends declared on common stock	(84,333)	(84,333)			(84,333)
Proceeds from stock option exercise	0	0	0
Awards of common stock	(10,130)	(10,130)	(10,130)
Stock based compensation expense	9,446	9,446	9,446
Valencia’s transactions with its owner	(19,094)					(19,094)
Ending Balance at Dec. 31, 2021	2,222,929	2,167,524	1,429,257	(71,936)	810,203	55,405
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net earnings before subsidiary preferred stock dividends	185,180	170,058			170,058	15,122
Total other comprehensive income	5,888	5,888		5,888
Subsidiary preferred stock dividends	(528)	(528)			(528)
Dividends declared on common stock	(150,855)	(150,855)			(150,855)
Awards of common stock	(7,980)	(7,980)	(7,980)
Stock based compensation expense	7,825	7,825	7,825
Valencia’s transactions with its owner	(17,533)					(17,533)
Ending Balance at Dec. 31, 2022	2,244,926	2,191,932	1,429,102	(66,048)	828,878	52,994
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net earnings before subsidiary preferred stock dividends	106,879	88,346			88,346	18,533
Total other comprehensive income	3,208	3,208		3,208
Subsidiary preferred stock dividends	(528)	(528)			(528)
Dividends declared on common stock	(129,586)	(129,586)			(129,586)
Awards of common stock	(9,646)	(9,646)	(9,646)
Issuance of common stock	198,177	198,177	198,177
Stock based compensation expense	7,190	7,190	7,190
Valencia’s transactions with its owner	(21,569)					(21,569)
Ending Balance at Dec. 31, 2023	$ 2,399,051	$ 2,349,093	$ 1,624,823	$ (62,840)	$ 787,110	$ 49,958