SUBSEQUENT EVENT	3 Months Ended
Mar. 31, 2026
Subsequent Events [Abstract]
SUBSEQUENT EVENT	SUBSEQUENT EVENTS On April 1, 2026, LPEA withdrew from membership in Tri-State and pursuant to Rate Schedule No. 281 terminated its wholesale electric service contract with Tri-State. LPEA's contract termination payment amount was $208 million. LPEA's final payment amount in cash to Tri-State after applicable adjusting pursuant to Rate Schedule No. 281 was $159 million. Tri-State's Board deferred a portion of the contract termination payment and a portion was deferred as a transmission credit as required by Rate Schedule No. 281. On April 24, 2026, Tri-State and LPEA closed on Tri-State's sale to LPEA of certain assets for $7.3 million. On April 21, 2026, Tri-State entered into the 2026 Credit Agreement in the amount of $650 million. See Note 8 – Long-Term Debt.

SUBSEQUENT EVENT

3 Months Ended

Mar. 31, 2026

SUBSEQUENT EVENTS

On April 1, 2026, LPEA withdrew from membership in Tri-State and pursuant to Rate Schedule No. 281 terminated its wholesale electric service contract with Tri-State. LPEA's contract termination payment amount was $208 million. LPEA's final payment amount in cash to Tri-State after applicable adjusting pursuant to Rate Schedule No. 281 was $159 million. Tri-State's Board deferred a portion of the contract termination payment and a portion was deferred as a transmission credit as required by Rate Schedule No. 281. On April 24, 2026, Tri-State and LPEA closed on Tri-State's sale to LPEA of certain assets for $7.3 million.

On April 21, 2026, Tri-State entered into the 2026 Credit Agreement in the amount of $650 million. See Note 8 – Long-Term Debt.