ACQUISITIONS AND DIVESTITURE - Narrative (Details) $ in Thousands, $ in Millions		1 Months Ended		3 Months Ended	12 Months Ended
	Apr. 30, 2024 USD ($)	Mar. 31, 2025 USD ($)	Feb. 28, 2025 USD ($)	Dec. 31, 2024 USD ($)	Dec. 31, 2025 USD ($)	Dec. 31, 2024 USD ($)	Dec. 31, 2023 USD ($)	Feb. 01, 2026 USD ($)	Feb. 01, 2026 CAD ($)
Business Combination [Line Items]
Impairment loss on assets held for sale					$ 67,224	$ 0	$ 0
Bargain purchase gain and measurement period adjustment					$ 0	13,532	(1,412)
Disposal Group, Held-for-Sale or Disposed of by Sale, Not Discontinued Operations | Canada Asset Divestment | Subsequent Event
Business Combination [Line Items]
Purchase price								$ 24,400	$ 33.4
Adjusted purchase price								$ 25,500	$ 34.9
FPSO
Business Combination [Line Items]
Consideration transferred			$ 20,000
Net cost to acquire business			$ 6,100
Svenska Petroleum Exploration Aktiebolag
Business Combination [Line Items]
Total purchase consideration	$ 40,166
Cash acquired from acquisition	31,800
Restricted cash acquired from acquisition	8,800
Cash received on the business combination	400
Bargain purchase gain and measurement period adjustment	$ 19,900			$ 6,400		$ 13,500	$ 1,400
CI-705 Block
Business Combination [Line Items]
Percentage of working interest		70.00%
Percentage of paying interest		100.00%
Payments to acquire productive assets		$ 3,000