XML 145 R117.htm IDEA: XBRL DOCUMENT v3.25.0.1
RATE REDUCTION BONDS AND VARIABLE INTEREST ENTITIES - Balance Sheet (Details) - USD ($)
$ in Thousands
Dec. 31, 2024
Dec. 31, 2023
Condensed Balance Sheet Statements, Captions [Line Items]    
Securitized Stranded Cost (included in Regulatory Assets) $ 7,070,700 $ 6,389,200
Regulatory Liabilities 4,032,564 4,022,923
Accrued Interest (included in Other Current Liabilities) 868,491 821,404
Rate Reduction Bonds - Current Portion 43,210 43,210
Rate Reduction Bonds - Long-Term Portion $ 324,072 $ 367,282
Other Current Assets    
Condensed Balance Sheet Statements, Captions [Line Items]    
Restricted Cash and Cash Equivalents, Statement of Financial Position [Extensible Enumeration] Prepayments and Other Current Assets Prepayments and Other Current Assets
Other Long-Term Assets    
Condensed Balance Sheet Statements, Captions [Line Items]    
Restricted Cash $ 9,000 $ 17,300
Restricted Cash and Cash Equivalents, Statement of Financial Position [Extensible Enumeration] Other Long-Term Assets Other Long-Term Assets
Securitized Stranded Costs    
Condensed Balance Sheet Statements, Captions [Line Items]    
Securitized Stranded Cost (included in Regulatory Assets) $ 349,300 $ 392,500
Other Regulatory Assets    
Condensed Balance Sheet Statements, Captions [Line Items]    
Securitized Stranded Cost (included in Regulatory Assets) 510,000 339,000
PSNH    
Condensed Balance Sheet Statements, Captions [Line Items]    
Securitized Stranded Cost (included in Regulatory Assets) 1,065,700 963,300
Regulatory Liabilities 394,982 393,574
Accrued Interest (included in Other Current Liabilities) 92,018 72,328
Rate Reduction Bonds - Current Portion 43,210 43,210
Rate Reduction Bonds - Long-Term Portion 324,072 367,282
PSNH | Other Long-Term Assets    
Condensed Balance Sheet Statements, Captions [Line Items]    
Restricted Cash 3,100 3,200
PSNH | Securitized Stranded Costs    
Condensed Balance Sheet Statements, Captions [Line Items]    
Securitized Stranded Cost (included in Regulatory Assets) 349,300 392,500
PSNH | Other Regulatory Assets    
Condensed Balance Sheet Statements, Captions [Line Items]    
Securitized Stranded Cost (included in Regulatory Assets) 3,700 8,000
Variable Interest Entity, Primary Beneficiary | PSNH    
Condensed Balance Sheet Statements, Captions [Line Items]    
Regulatory Liabilities 6,900 5,300
Accrued Interest (included in Other Current Liabilities) 5,700 6,300
Rate Reduction Bonds - Current Portion 43,200 43,200
Rate Reduction Bonds - Long-Term Portion 324,100 367,300
Variable Interest Entity, Primary Beneficiary | PSNH | Other Current Assets    
Condensed Balance Sheet Statements, Captions [Line Items]    
Restricted Cash 31,000 30,000
Variable Interest Entity, Primary Beneficiary | PSNH | Other Long-Term Assets    
Condensed Balance Sheet Statements, Captions [Line Items]    
Restricted Cash 3,100 3,200
Variable Interest Entity, Primary Beneficiary | PSNH | Securitized Stranded Costs    
Condensed Balance Sheet Statements, Captions [Line Items]    
Securitized Stranded Cost (included in Regulatory Assets) $ 349,300 $ 392,500