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Revenue - Narrative (Details) - USD ($) $ in Thousands	3 Months Ended		12 Months Ended
Revenue - Narrative (Details) - USD ($) $ in Thousands	Mar. 31, 2026	Mar. 31, 2025	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Disaggregation of Revenue [Line Items]
Contract assets	$ 0		$ 0	$ 0
Receivable related to contracts with customers	18,900		32,000	25,900
Contract liability	3,200		3,000	5,200
Revenue recognized on contract liability	300	$ 200	100	500	$ 0
Capitalized costs to obtain a contract	3,900		3,600	4,400
Remaining performance obligations	1,209		1,287
Capitalized contract cost, amortization			100	$ 100	$ 0
Plant and equipment
Disaggregation of Revenue [Line Items]
Capitalized cost, impairment loss		$ 800	800
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2026-01-01
Disaggregation of Revenue [Line Items]
Remaining performance obligations			160
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2026-04-01
Disaggregation of Revenue [Line Items]
Remaining performance obligations	131
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2027-01-01
Disaggregation of Revenue [Line Items]
Remaining performance obligations			159
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2027-04-01
Disaggregation of Revenue [Line Items]
Remaining performance obligations	159
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2028-01-01
Disaggregation of Revenue [Line Items]
Remaining performance obligations			158
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2028-04-01
Disaggregation of Revenue [Line Items]
Remaining performance obligations	158
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2029-01-01
Disaggregation of Revenue [Line Items]
Remaining performance obligations			148
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2029-04-01
Disaggregation of Revenue [Line Items]
Remaining performance obligations	136
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2030-01-01
Disaggregation of Revenue [Line Items]
Remaining performance obligations			97
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2030-04-01
Disaggregation of Revenue [Line Items]
Remaining performance obligations	80
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2031-01-01
Disaggregation of Revenue [Line Items]
Remaining performance obligations			$ 565
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2031-04-01
Disaggregation of Revenue [Line Items]
Remaining performance obligations	$ 545