XML 113 R91.htm IDEA: XBRL DOCUMENT v3.22.4
Fair Value of Derivative and Other Financial Instruments - Items Recorded at Fair Value (Details) - Public Service Company of New Mexico - Measured on a recurring basis - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Debt securities, available-for-sale $ 417,476 $ 463,126
Unrealized Gains 9,986 15,741
Cash and cash equivalents    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Cash and cash equivalents 66,843 7,895
Corporate stocks, common    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Equity securities, at fair value 40,103 97,626
Unrealized Gains  
Corporate stocks, preferred    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Equity securities, at fair value 5,191 9,114
Unrealized Gains  
Mutual funds and other    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Equity securities, at fair value 66,359 75,285
Unrealized Gains  
U.S. government    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Debt securities, available-for-sale 45,905 43,128
Unrealized Gains 1,334 214
International government    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Debt securities, available-for-sale 9,762 16,001
Unrealized Gains 1,117 1,508
Municipals    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Debt securities, available-for-sale 43,136 47,050
Unrealized Gains 1,062 1,807
Corporate and other    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Debt securities, available-for-sale 140,177 167,027
Unrealized Gains 6,473 12,212
Quoted Prices in Active Markets for Identical Assets (Level 1)    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Debt securities, available-for-sale 219,740 197,741
Quoted Prices in Active Markets for Identical Assets (Level 1) | Cash and cash equivalents    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Cash and cash equivalents 66,843 7,895
Quoted Prices in Active Markets for Identical Assets (Level 1) | Corporate stocks, common    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Equity securities, at fair value 40,103 97,626
Quoted Prices in Active Markets for Identical Assets (Level 1) | Corporate stocks, preferred    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Equity securities, at fair value 790 3,775
Quoted Prices in Active Markets for Identical Assets (Level 1) | Mutual funds and other    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Equity securities, at fair value 66,359 75,241
Quoted Prices in Active Markets for Identical Assets (Level 1) | U.S. government    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Debt securities, available-for-sale 45,645 13,204
Quoted Prices in Active Markets for Identical Assets (Level 1) | International government    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Debt securities, available-for-sale 0 0
Quoted Prices in Active Markets for Identical Assets (Level 1) | Municipals    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Debt securities, available-for-sale 0 0
Quoted Prices in Active Markets for Identical Assets (Level 1) | Corporate and other    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Debt securities, available-for-sale 0 0
Significant Other Observable Inputs (Level 2)    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Debt securities, available-for-sale 197,736 265,385
Significant Other Observable Inputs (Level 2) | Cash and cash equivalents    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Cash and cash equivalents 0 0
Significant Other Observable Inputs (Level 2) | Corporate stocks, common    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Equity securities, at fair value 0 0
Significant Other Observable Inputs (Level 2) | Corporate stocks, preferred    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Equity securities, at fair value 4,401 5,339
Significant Other Observable Inputs (Level 2) | Mutual funds and other    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Equity securities, at fair value 0 44
Significant Other Observable Inputs (Level 2) | U.S. government    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Debt securities, available-for-sale 260 29,924
Significant Other Observable Inputs (Level 2) | International government    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Debt securities, available-for-sale 9,762 16,001
Significant Other Observable Inputs (Level 2) | Municipals    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Debt securities, available-for-sale 43,136 47,050
Significant Other Observable Inputs (Level 2) | Corporate and other    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Debt securities, available-for-sale $ 140,177 $ 167,027