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Commitments and Contingencies (Details) (USD $) |  |  |  | 12 Months Ended |  | 0 Months Ended |  |  | 0 Months Ended |  |  |  | 0 Months Ended | 12 Months Ended |  |  |  |  |  | 12 Months Ended |  |  |  |  | 0 Months Ended |  | 12 Months Ended | 1 Months Ended |  |  | 1 Months Ended | 12 Months Ended |  | 12 Months Ended
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Dec. 31, 2012 | Dec. 31, 2011 | Dec. 21, 2011 mw | Dec. 31, 2010 Positive Outcome of 1992 Litigation [Member] | Oct. 21, 2009 Positive Outcome of 1992 Litigation [Member] | Jun. 18, 2010 Palo Verde Nuclear Generating Station [Member] | Dec. 21, 2011 San Juan Generating Station [Member] | Nov. 08, 2010 Four Corners [Member] | Jun. 18, 2010 Public Service Company of New Mexico [Member] | Dec. 31, 2012 Public Service Company of New Mexico [Member] | Oct. 31, 2012 Public Service Company of New Mexico [Member] | Dec. 31, 2011 Public Service Company of New Mexico [Member] | Jun. 18, 2010 Public Service Company of New Mexico [Member] Palo Verde Nuclear Generating Station [Member] | Dec. 31, 2012 Public Service Company of New Mexico [Member] Palo Verde Nuclear Generating Station [Member] | Dec. 31, 2011 Public Service Company of New Mexico [Member] Palo Verde Nuclear Generating Station [Member] | Dec. 31, 2010 Public Service Company of New Mexico [Member] Palo Verde Nuclear Generating Station [Member] | Dec. 31, 2012 Public Service Company of New Mexico [Member] Palo Verde Nuclear Generating Station [Member] Nuclear Spent Fuel And Waste Disposal [Member] | Dec. 31, 2012 Public Service Company of New Mexico [Member] San Juan Generating Station [Member] | Dec. 31, 2012 Public Service Company of New Mexico [Member] Other Deferred Credits [Member] Palo Verde Nuclear Generating Station [Member] Nuclear Spent Fuel And Waste Disposal [Member] | Dec. 31, 2011 Public Service Company of New Mexico [Member] Other Deferred Credits [Member] Palo Verde Nuclear Generating Station [Member] Nuclear Spent Fuel And Waste Disposal [Member] | Dec. 31, 2012 Public Service Company of New Mexico [Member] Coal Supply [Member] San Juan Generating Station [Member] | Dec. 31, 2011 Public Service Company of New Mexico [Member] Coal Supply [Member] San Juan Generating Station [Member] | Dec. 31, 2012 Public Service Company of New Mexico [Member] Surface [Member] | Dec. 31, 2012 Public Service Company of New Mexico [Member] Surface [Member] Loss on Long-term Purchase Commitment [Member] | Dec. 31, 2011 Public Service Company of New Mexico [Member] Surface [Member] Loss on Long-term Purchase Commitment [Member] | Dec. 31, 2012 Public Service Company of New Mexico [Member] Surface [Member] San Juan Generating Station [Member] Loss on Long-term Purchase Commitment [Member] | Dec. 31, 2012 Public Service Company of New Mexico [Member] Underground [Member] Loss on Long-term Purchase Commitment [Member] | Dec. 31, 2011 Public Service Company of New Mexico [Member] Underground [Member] Loss on Long-term Purchase Commitment [Member] | Dec. 31, 2012 Public Service Company of New Mexico [Member] Underground [Member] San Juan Generating Station [Member] Loss on Long-term Purchase Commitment [Member] | Dec. 31, 2012 Public Service Company of New Mexico [Member] Nuclear Plant [Member] Palo Verde Nuclear Generating Station [Member] | Dec. 31, 2012 Public Service Company of New Mexico [Member] Nuclear Plant [Member] Maximum [Member] Palo Verde Nuclear Generating Station [Member] | Dec. 31, 2012 Public Service Company of New Mexico [Member] Commercial Providers [Member] Nuclear Plant [Member] Palo Verde Nuclear Generating Station [Member] | Dec. 31, 2012 Public Service Company of New Mexico [Member] Industry Wide Retrospective Assessment Program [Member] Nuclear Plant [Member] Palo Verde Nuclear Generating Station [Member] | Jun. 18, 2010 Cost of Energy [Member] Public Service Company of New Mexico [Member] Palo Verde Nuclear Generating Station [Member] | Jun. 18, 2010 Reduction of Utility Plant [Member] Public Service Company of New Mexico [Member] Palo Verde Nuclear Generating Station [Member] | Dec. 31, 2012 Fuel and purchased power adjustment clause [Member] Public Service Company of New Mexico [Member] San Juan Generating Station [Member] | Dec. 31, 2012 TGP Granada, LLC and its affiliate Complaint [Member] Public Service Company of New Mexico [Member] | Dec. 31, 2012 TGP Granada, LLC and its affiliate Complaint [Member] Tortoise Capital Resources Corporation [Member] | Jul. 31, 2012 Transmissions Issues [Member] Public Service Company of New Mexico [Member] | Aug. 31, 2010 Transmissions Issues [Member] Public Service Company of New Mexico [Member] | Apr. 12, 2012 Sierra Club Allegations [Member] San Juan Generating Station [Member] | Apr. 12, 2012 Sierra Club Allegations [Member] Public Service Company of New Mexico [Member] San Juan Generating Station [Member] | Dec. 31, 2012 Clean Air Act related to Regional Haze [Member] state | Dec. 31, 2012 Clean Air Act related to Post-Combustion Controls [Member] Public Service Company of New Mexico [Member] Four Corners [Member] compliance_alternative | Dec. 31, 2012 Loss on Long-term Purchase Commitment [Member] Public Service Company of New Mexico [Member] | Aug. 31, 2012 Loss on Long-term Purchase Commitment [Member] Public Service Company of New Mexico [Member] | Dec. 31, 2012 Loss on Long-term Purchase Commitment [Member] Public Service Company of New Mexico [Member] | Dec. 31, 2012 Installation Costs Including Construction Management, Gross Receipts Taxes, AFUDC, and Other PNM Costs [Member] Clean Air Act, SNCR [Member] Public Service Company of New Mexico [Member] Minimum [Member] San Juan Generating Station [Member] | Dec. 31, 2012 Installation Costs Including Construction Management, Gross Receipts Taxes, AFUDC, and Other PNM Costs [Member] Clean Air Act, SNCR [Member] Public Service Company of New Mexico [Member] Maximum [Member] San Juan Generating Station [Member] | Dec. 31, 2012 Environmental Protection Agency [Member] Clean Air Act related to Post-Combustion Controls [Member] Public Service Company of New Mexico [Member] Four Corners [Member] | Dec. 31, 2012 Environmental Protection Agency [Member] WildEarth Guardians filed an action to challenge EPA's rule in the Tenth Circuit [Member] San Juan Generating Station [Member]
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Public Utilities, Number of Compliance alternatives |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2 |  |  |  |  |  |  |
Payments to Acquire Investments to be Held in Decommissioning Trust Fund |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 2,600,000 |  | $ 2,600,000 | $ 3,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Decommissioning Fund Investments, Fair Value |  |  |  |  |  |  |  |  |  |  |  |  |  | 189,000,000 |  | 168,900,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loss Contingency, Estimate of Possible Loss |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 42,800,000 |  |  |  |  |  |  |  |  | 61,400,000 |  |  | 19,700,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 75,400,000 |  |  |  |  |  |  |
Mine Reclamation and Closing Liability, Noncurrent |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 13,900,000 | 14,500,000 |  |  |  | 26,800,000 | 26,500,000 |  | 4,200,000 | 4,200,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Final Reclamation, capped amount to be collected |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 100,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Regulatory Assets |  |  |  |  |  |  |  |  |  | 468,446,000 |  | 396,867,000 |  |  |  |  |  |  |  |  |  |  |  | 100,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Preliminary estimate increased deferral related to mine fire incident |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 21,600,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Minimum Megawatt Capacity from Coal and Oil-Fired Electric Generating Units under Jurisdiction of the Merucy and Air Toxics Standards |  |  | 25 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Mercury Removal Rate, Percentage |  |  |  |  |  |  | 0.99 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Noncontrolling Interest, Ownership Percentage by Noncontrolling Owners |  |  |  |  |  |  |  | 48.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Jointly Owned Utility Plant, Proportionate Ownership Share |  |  |  |  |  |  |  |  |  |  |  |  |  | 10.20% | [1] |  |  |  | 46.30% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Public Utilities, Government Standard Emission Limit (pounds per MMBTU, parts per million) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0.015 |  |  |  |  |  |  |
Other, net | 31,490,000 | 33,397,000 |  |  |  |  |  |  |  | 27,457,000 |  | 26,776,000 |  |  |  |  |  |  |  |  |  | 9,900,000 | 14,600,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Public Utilities, Liability Insurance Coverage |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 12,600,000,000 | 375,000,000 | 12,200,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Public Utilities, Ownership Percentage in Nuclear Reactor |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 10.20% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Public Utilities, Maximum Potential Assessment Per Incident |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 36,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Public Utilities, Annual Payment Limitation Related to Incident |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 5,400,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Public Utilities, Aggregate Amount of All Risk Insurance |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2,750,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Public Utilities, Maximum Amount under Nuclear Electic Insurance Limited |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 4,300,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Litigation Settlement, Gross |  |  |  |  |  | 30,200,000 |  |  | 1,300,000 |  |  |  | 3,100,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2,100,000 | 1,000,000 |  |  |  | 200,000 | 200,000 |  |  |  |  |  |  |  |  |  |  |
Litigation Settlement Amount, Revised by Appellate Court |  |  |  |  | 9,700,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Litigation settlement recorded in other income |  |  |  | 1,200,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Public Utilitites, Plant Requirment to Meet Opacity Limit, Percentage |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 20.00% |  |  |  |  |  |  |
Public Utilities, Rule Imposes Opacity Limitation on Certain Fugitive Dust Emissions From Coal and Material Handling Operations |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 20.00% |  |  |  |  |  |  |
Public Utilities, Number of States To Address Regional Haze |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 50 |  |  |  |  |  |  |  |
Public Utilities, Potential to emit tons per year of visibility impairing pollution, maximum |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 250 |  |  |  |  |  |  |  |
Estimated Total Capital Cost If Requirement Occured |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 824,000,000 | 910,000,000 |  |
Estimated Installation Capital Costs |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 85,000,000 | 90,000,000 |  |
Estimated Portion of Total Capital Costs if Requirement Occured |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 105,000,000 | 110,000,000 |  |
Estimated Total Litigation Settlement Cost |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 10,200,000 |  |  |  |  |  |  |  |  |  |
Estimated Company Share Litigation Settlement Cost |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 4,500,000 |  |  |  |  |  |  |  |  |
Public Utilities, Estimated Initial Funding Requirements |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2,600,000 |  |  |  |  |
Public Utilities, Estimated Initial Funding Requirements, Additional to be Funded |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1,000,000 |  |  |  |  |  |
Public Utilities, Expected Funding Annual Requirements |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 800,000 |  |  |  |
Public Utilities, Lease ownership percentage in EIP |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 60.00% | 40.00% |  |  |  |  |  |  |  |  |  |  |  |  |
Public Utilites, Option to renew portion of current EIP lease payments for maximum term to be calculated at end of initial lease term |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 50.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |
Public Utilities, Option to Purchase Leased Capacity At Fair Value |  |  |  |  |  |  |  |  |  |  | $ 7,700,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Public Utilities, Proposed Seeking Shorter Compliance Period |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 5 years
Public Utilities, Number of years after issuance of final determination to achieve compliance with requirements |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 3 years |
[1] | (1) Includes interest in PVNGS Unit 3, interest in common facilities for all PVNGS units, and owned interests in PVNGS Units 1 and 2.

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- Definition Public Utilities, Government Standard Emission Limit + References No definition available. + Details
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- Definition Public Utilities, Lease ownership percentage in EIP + References No definition available. + Details
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Balance Type: | na
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- Definition Public Utilities, Liability Insurance Coverage + References No definition available. + Details
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Balance Type: | debit
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- Definition Public Utilities, Maximum Amount under Nuclear Electir Insurance Limited + References No definition available. + Details
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- Definition Public Utilities, Maximum Potential Assessment Per Incident + References No definition available. + Details
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- Definition Public Utilities, Number of Compliance alternatives + References No definition available. + Details
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Balance Type: | na
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- Definition Public Utilities, Number of States To Address Regional Haze + References No definition available. + Details
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Data Type: | xbrli:integerItemType
Balance Type: | na
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- Definition Public Utilities, Number of years after issuance of final determination to achieve compliance with requirements + References No definition available. + Details
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- Definition Public Utilities, Option to Purchase Leased Capacity At Fair Value + References No definition available. + Details
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- Definition Public Utilities, Ownership Percentage in Nuclear Reactor + References No definition available. + Details
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- Definition Public Utilities, Potential to emit tons per year of visibility impairing pollution, maximum + References No definition available. + Details
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- Definition Public Utilities, Proposed Seeking Shorter Compliance Period + References No definition available. + Details
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- Definition Public Utilities, Rule Imposes Opacity Limitation on Certain Fugitive Dust Emissions From Coal and Material Handling Operations + References No definition available. + Details
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- Definition Public Utilitites, Plant Requirment to Meet Opacity Limit, Percentage + References No definition available. + Details
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X
- Definition Public Utilties, Jointly Owned Utility Plant, Sale of Ownership Percentage + References No definition available. + Details
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X
- Definition The fair value of investments held in a trust fund to pay for the costs of decontaminating and decommissioning facilities, whether such amount is presented as a separate caption or as a parenthetical disclosure on the balance sheet. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 143 -Paragraph 22 -Subparagraph b -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 410 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6392692&loc=d3e7535-110849 + Details
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Balance Type: | debit
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X
- Definition The net proceeds or assets obtained in excess of (less than) the net carrying amount of assets recorded, or assets distributed and liabilities assumed less than (in excess of) estimated litigation liability extinguished, in settlement of a litigation matter. Represents (for other than an insurance entity in its normal claims settlement process), the amount of income (expense) recognized in the period to settle pending or threatened litigation and insurance claims. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 450 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6952336&loc=d3e14326-108349 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 5 -Paragraph 9, 10, 11, 12 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
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Balance Type: | credit
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X
- Definition The proportionate share of interest (percent) in a jointly owned utility plant. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 980 -SubTopic 360 -Section S99 -Paragraph 1 -Subparagraph (SAB TOPIC 10.C) -URI http://asc.fasb.org/extlink&oid=6500719&loc=d3e659983-123033 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Staff Accounting Bulletin (SAB) -Number Topic 10 -Section C + Details
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Data Type: | num:percentItemType
Balance Type: | na
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X
- Definition This element represents the gross amount awarded, to be received by, or to be remitted to the entity in settlement of litigation occurring during the period. + References No definition available. + Details
Name: | us-gaap_LitigationSettlementGross
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Balance Type: | credit
Period Type: | duration

X
- Details
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- Definition The carrying amount as of the balance sheet date of the combined total of loss contingency liabilities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 450 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6952336&loc=d3e14326-108349 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 5 -Paragraph 9, 10, 11, 12 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
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- Definition Reflects the estimated amount of loss from the specified contingency as of the balance sheet date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 5 -Paragraph 9, 10, 11, 12 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 450 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6952336&loc=d3e14435-108349 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 450 -SubTopic 20 -Section 50 -Paragraph 9 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6952336&loc=d3e14557-108349 + Details
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- Definition Aggregate carrying amount, as of the balance sheet date, of current assets not separately disclosed in the balance sheet. Current assets are expected to be realized or consumed within one year (or the normal operating cycle, if longer). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.8) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 8 -Article 5 + Details
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Balance Type: | debit
Period Type: | instant

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- Definition The cash outflow for the purchase of investments that will be held in a decommissioning trust fund. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Investing Activities -URI http://asc.fasb.org/extlink&oid=6516133 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -URI http://asc.fasb.org/extlink&oid=6943989&loc=d3e3213-108585 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 95 -Paragraph 15, 17 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
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Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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- Definition The amount for the individual regulatory asset as itemized in a table of regulatory assets as of the end of the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 71 -Paragraph 9, 10 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 980 -SubTopic 340 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6499975&loc=d3e44250-110382 + Details
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