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DERIVATIVE INSTRUMENTS (Tables) | 6 Months Ended
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Jun. 30, 2025
Derivative Instruments and Hedging Activities Disclosure [Abstract] |
Gross Fair Values and Net Amounts of Contracts | The following table presents the gross fair values of contracts, categorized by risk type, and the net amounts recorded as current or long-term derivative assets or liabilities:
|  |  | As of June 30, 2025 |  | As of December 31, 2024
CL&P (Millions of Dollars) | Fair Value Hierarchy |  | Commodity Supply and Price Risk Management |  | Netting (1) |  | Net Amount Recorded as a Derivative |  | Commodity Supply and Price Risk Management |  | Netting (1) |  | Net Amount Recorded as a Derivative
Current Derivative Assets | Level 2 |  | $ | 6.5 |  |  | $ | (0.3) |  |  | $ | 6.2 |  |  | $ | 14.2 |  |  | $ | (0.3) |  |  | $ | 13.9 |
Current Derivative Liabilities | Level 2 |  | (32.5) |  |  | — |  |  | (32.5) |  |  | (71.1) |  |  | — |  |  | (71.1) |
(1) Amounts represent derivative assets and liabilities that Eversource elected to record net on the balance sheets. These amounts are subject to master netting agreements or similar agreements for which the right of offset exists.

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