v3.26.1

DEBT - Schedule of Debt (Details) - USD ($) $ in Thousands	Dec. 31, 2025	Dec. 31, 2024
Short-Term Debt [Line Items]
Total outstanding principal	$ 99,583	$ 0
Unamortized discount and issuance costs	(7,862)	0
Fair value adjustment for Convertible Debentures	2,877	0
Debt, current portion	(56,628)	0
Long-term debt	37,970	0
CRC Senior Notes
Short-Term Debt [Line Items]
Total outstanding principal	14,919	0
Cross Trails Senior Note
Short-Term Debt [Line Items]
Total outstanding principal	17,806	0
Sale of future receipts
Short-Term Debt [Line Items]
Total outstanding principal	3,058	0
Convertible Debentures
Short-Term Debt [Line Items]
Total outstanding principal	$ 63,800	$ 0

Fair Value Adjustment For Convertible Debentures

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- Definition

Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

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- Definition

Amount of unamortized debt discount (premium) and debt issuance costs.

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Amount, after deduction of unamortized premium (discount) and debt issuance cost, of long-term debt classified as current. Excludes lease obligation.

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Amount, after deduction of unamortized premium (discount) and debt issuance cost, of long-term debt classified as noncurrent. Excludes lease obligation.

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Energy Vault Holdings, Inc. 10-K