XML 39 R43.htm IDEA: XBRL DOCUMENT v2.4.0.8
Fair Value of Derivative and Other Financial Instruments, Recurring (Details) (USD $)
In Thousands, unless otherwise specified
Mar. 31, 2014
Dec. 31, 2013
PNMR and PNM [Member]
    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Investments $ 230,250 $ 226,855
PNMR and PNM [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value [Member]
    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Investments 230,250 226,855
PNMR and PNM [Member] | Fair Value, Measurements, Recurring [Member] | Level 1 [Member]
    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Investments 158,376 158,180
PNMR and PNM [Member] | Fair Value, Measurements, Recurring [Member] | Level 2 [Member]
    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Investments 71,874 68,675
PNMR and PNM [Member] | Cash and equivalents [Member]
    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Investments 4,246 3,356
PNMR and PNM [Member] | Cash and equivalents [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value [Member]
    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Investments 4,246 3,356
PNMR and PNM [Member] | Cash and equivalents [Member] | Fair Value, Measurements, Recurring [Member] | Level 1 [Member]
    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Investments 4,246 3,356
PNMR and PNM [Member] | Cash and equivalents [Member] | Fair Value, Measurements, Recurring [Member] | Level 2 [Member]
    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Investments 0 0
PNMR and PNM [Member] | Domestic value [Member]
    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Investments 41,055 39,460
PNMR and PNM [Member] | Domestic value [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value [Member]
    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Investments 41,055 39,460
PNMR and PNM [Member] | Domestic value [Member] | Fair Value, Measurements, Recurring [Member] | Level 1 [Member]
    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Investments 41,055 39,460
PNMR and PNM [Member] | Domestic value [Member] | Fair Value, Measurements, Recurring [Member] | Level 2 [Member]
    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Investments 0 0
PNMR and PNM [Member] | Domestic growth [Member]
    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Investments 74,517 76,292
PNMR and PNM [Member] | Domestic growth [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value [Member]
    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Investments 74,517 76,292
PNMR and PNM [Member] | Domestic growth [Member] | Fair Value, Measurements, Recurring [Member] | Level 1 [Member]
    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Investments 74,517 76,292
PNMR and PNM [Member] | Domestic growth [Member] | Fair Value, Measurements, Recurring [Member] | Level 2 [Member]
    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Investments 0 0
PNMR and PNM [Member] | International and other [Member]
    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Investments 17,264 16,633
PNMR and PNM [Member] | International and other [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value [Member]
    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Investments 17,264 16,633
PNMR and PNM [Member] | International and other [Member] | Fair Value, Measurements, Recurring [Member] | Level 1 [Member]
    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Investments 17,264 16,633
PNMR and PNM [Member] | International and other [Member] | Fair Value, Measurements, Recurring [Member] | Level 2 [Member]
    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Investments 0 0
PNMR and PNM [Member] | U.S. Government [Member]
    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Investments 20,662 21,941
PNMR and PNM [Member] | U.S. Government [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value [Member]
    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Investments 20,662 21,941
PNMR and PNM [Member] | U.S. Government [Member] | Fair Value, Measurements, Recurring [Member] | Level 1 [Member]
    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Investments 18,909 20,194
PNMR and PNM [Member] | U.S. Government [Member] | Fair Value, Measurements, Recurring [Member] | Level 2 [Member]
    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Investments 1,753 1,747
PNMR and PNM [Member] | Municipals [Member]
    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Investments 61,158 58,568
PNMR and PNM [Member] | Municipals [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value [Member]
    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Investments 61,158 58,568
PNMR and PNM [Member] | Municipals [Member] | Fair Value, Measurements, Recurring [Member] | Level 1 [Member]
    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Investments 0 0
PNMR and PNM [Member] | Municipals [Member] | Fair Value, Measurements, Recurring [Member] | Level 2 [Member]
    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Investments 61,158 58,568
PNMR and PNM [Member] | Corporate and other [Member]
    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Investments 11,348 10,605
PNMR and PNM [Member] | Corporate and other [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value [Member]
    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Investments 11,348 10,605
PNMR and PNM [Member] | Corporate and other [Member] | Fair Value, Measurements, Recurring [Member] | Level 1 [Member]
    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Investments 2,385 2,245
PNMR and PNM [Member] | Corporate and other [Member] | Fair Value, Measurements, Recurring [Member] | Level 2 [Member]
    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Investments 8,963 8,360
Public Service Company of New Mexico [Member] | Fair Value [Member]
    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Long-term debt 1,515,097 1,382,938
Investment In PVNGS lessor notes 44,871 57,279
Other investments 436 445
Public Service Company of New Mexico [Member] | Level 1 [Member]
    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Long-term debt 0 0
Investment In PVNGS lessor notes 0 0
Other investments 436 445
Public Service Company of New Mexico [Member] | Level 2 [Member]
    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Long-term debt 1,515,097 1,382,938
Investment In PVNGS lessor notes 0 0
Other investments 0 0
Public Service Company of New Mexico [Member] | Level 3 [Member]
    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Long-term debt 0 0
Investment In PVNGS lessor notes 44,871 57,279
Other investments 0 0
PNM Resources [Member] | Fair Value [Member]
    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Long-term debt 2,040,868 1,905,230
Investment In PVNGS lessor notes 44,871 57,279
Other investments 2,529 3,196
PNM Resources [Member] | Level 1 [Member]
    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Long-term debt 0 0
Investment In PVNGS lessor notes 0 0
Other investments 681 690
PNM Resources [Member] | Level 2 [Member]
    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Long-term debt 2,040,868 1,905,230
Investment In PVNGS lessor notes 0 0
Other investments 0 0
PNM Resources [Member] | Level 3 [Member]
    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Long-term debt 0 0
Investment In PVNGS lessor notes 44,871 57,279
Other investments 1,848 2,506
Texas-New Mexico Power Company [Member] | Fair Value [Member]
    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Long-term debt 396,195 390,814
Other investments 245 245
Texas-New Mexico Power Company [Member] | Level 1 [Member]
    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Long-term debt 0 0
Other investments 245 245
Texas-New Mexico Power Company [Member] | Level 2 [Member]
    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Long-term debt 396,195 390,814
Other investments 0 0
Texas-New Mexico Power Company [Member] | Level 3 [Member]
    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Long-term debt 0 0
Other investments 0 0
Commodity Contract [Member] | PNMR and PNM [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value [Member]
    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Commodity derivative instruments, Assets 6,477 7,066
Commodity derivative instruments, Liabilities (6,353) (3,793)
Commodity Contract [Member] | PNMR and PNM [Member] | Fair Value, Measurements, Recurring [Member] | Level 1 [Member]
    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Commodity derivative instruments, Assets 0 0
Commodity derivative instruments, Liabilities 0 0
Commodity Contract [Member] | PNMR and PNM [Member] | Fair Value, Measurements, Recurring [Member] | Level 2 [Member]
    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Commodity derivative instruments, Assets 6,477 7,066
Commodity derivative instruments, Liabilities (6,353) (3,793)
Carrying Amount [Member] | Public Service Company of New Mexico [Member]
    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Long-term debt 1,390,627 1,290,618
Investment In PVNGS lessor notes 42,472 52,958
Other investments 436 445
Carrying Amount [Member] | PNM Resources [Member]
    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Long-term debt 1,845,338 1,745,420
Investment In PVNGS lessor notes 42,472 52,958
Other investments 1,813 1,835
Carrying Amount [Member] | Texas-New Mexico Power Company [Member]
    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Long-term debt 335,944 336,036
Other investments $ 245 $ 245