XML 146 R111.htm IDEA: XBRL DOCUMENT v3.22.4
LONG-TERM DEBT - Schedule of Long-term Debt Maturities (Details)
$ in Millions
Dec. 31, 2022
USD ($)
Debt Instrument [Line Items]  
2023 $ 2,008.4
2024 1,950.0
2025 1,400.2
2026 940.2
2027 2,539.2
Thereafter 12,236.0
Total 21,074.0
CL&P  
Debt Instrument [Line Items]  
2023 400.0
2024 139.8
2025 400.0
2026 0.0
2027 500.0
Thereafter 2,780.0
Total 4,219.8
NSTAR Electric  
Debt Instrument [Line Items]  
2023 80.0
2024 0.0
2025 250.0
2026 300.0
2027 700.0
Thereafter 3,140.0
Total 4,470.0
PSNH  
Debt Instrument [Line Items]  
2023 325.0
2024 0.0
2025 0.0
2026 0.0
2027 0.0
Thereafter 850.0
Total $ 1,175.0