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Note 2 - Revenue Recognition - Revenues by Major Customers (Details)	3 Months Ended
	Jun. 30, 2024	Jun. 30, 2023
Revenue Benchmark [Member] | Customer Concentration Risk [Member] | Inox Wind Limited [Member] | Wind [Member]
Concentration of risk, revenue	18.00%	12.00%

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- Definition

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

+ References

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