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Note 4 - Revenue Recognition - Reconciliation of the Cost in Excess of Billings (Details) - USD ($) $ in Thousands | Jul. 31, 2025 | Jan. 31, 2025
--- | --- | ---
Costs incurred on uncompleted contracts | $ 16,079 | $ 11,621
Estimated earnings | 10,842 | 9,366
Earned revenue | 26,921 | 20,987
Less billings to date | 24,993 | 19,302
Costs in excess of billings, net | 1,928 | 1,685
Contract assets: Costs and estimated earnings in excess of billings on uncompleted contracts | 3,569 | 2,934
Contract liabilities: Billings in excess of costs and estimated earnings on uncompleted contracts | (1,641) | (1,249)
Costs in excess of billings, net | $ 1,928 | $ 1,685

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