Condensed Consolidated Balance Sheets - PNMR - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021
Current Assets:
Cash and cash equivalents	$ 4,389	$ 1,104
Accounts receivable, net of allowance for credit losses of $6,392 and $7,265	116,015	123,292
Unbilled revenues	42,153	57,736
Other receivables	19,414	18,784
Materials, supplies, and fuel stock	70,244	65,061
Regulatory assets	18,597	14,785
Prepaid assets	25,149	37,325
Income taxes receivable	4,102	4,878
Other current assets	1,082	1,635
Total current assets	301,145	324,600
Other Property and Investments:
Investment securities	431,097	463,126
Equity investment in NMRD	89,344	89,158
Other investments	174	265
Non-utility property, net	24,420	25,439
Total other property and investments	545,035	577,988
Utility Plant:
Plant in service, held for future use, and to be abandoned	9,448,704	9,357,849
Less accumulated depreciation and amortization	3,003,558	2,952,743
Net plant in service and plant held for future use	6,445,146	6,405,106
Construction work in progress	313,901	248,856
Nuclear fuel, net of accumulated amortization of $47,131 and $41,181	99,381	98,937
Net utility plant	6,858,428	6,752,899
Deferred Charges and Other Assets:
Regulatory assets	511,639	514,258
Goodwill	278,297	278,297
Operating lease right-of-use assets, net of accumulated amortization	74,126	79,511
Other deferred charges	159,016	139,332
Total deferred charges and other assets	1,023,078	1,011,398
Assets	8,727,686	8,666,885
Current Liabilities:
Short-term debt	86,000	62,700
Current installments of long-term debt	179,419	179,339
Accounts payable	117,772	172,595
Customer deposits	5,364	5,095
Accrued interest and taxes	70,238	70,105
Regulatory liabilities	12,885	8,316
Operating lease liabilities	27,722	27,218
Dividends declared	29,960	132
Transmission interconnection arrangement liabilities	42,666	39,564
Other current liabilities	101,017	99,149
Total current liabilities	673,043	664,213
Long-term Debt, net of Unamortized Premiums, Discounts, and Debt Issuance Costs	3,620,041	3,519,580
Deferred Credits and Other Liabilities:
Accumulated deferred income taxes	772,263	764,850
Regulatory liabilities	845,701	841,393
Asset retirement obligations	236,877	234,146
Accrued pension liability and postretirement benefit cost	15,772	19,057
Operating lease liabilities	47,369	55,993
Other deferred credits	335,291	333,195
Total deferred credits and liabilities	2,253,273	2,248,634
Total liabilities	6,546,357	6,432,427
Commitments and Contingencies (Note 11)
Cumulative Preferred Stock of Subsidiary without mandatory redemption requirements ($100 stated value; 10,000,000 shares authorized; issued and outstanding 115,293 shares)	11,529	11,529
PNM common stockholder’s equity:
Common stock (no par value; 120,000,000 shares authorized; issued and outstanding 85,834,874 shares)	1,425,574	1,429,257
Accumulated other comprehensive income (loss), net of income taxes	(76,580)	(71,936)
Retained earnings	766,538	810,203
Total PNM common stockholder’s equity	2,115,532	2,167,524
Non-controlling interest in Valencia	54,268	55,405
Total equity	2,169,800	2,222,929
Total liabilities and stockholders' equity	$ 8,727,686	$ 8,666,885