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Note 3 - NEPSI Acquisition - Unaudited Pro Forma Operating Results (Details) - NEPSI [Member] - USD ($)	12 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Revenues	$ 99,462,000	$ 88,578,000
Operating loss	(22,158,000)	(20,781,000)
Net loss	$ (23,050)	$ (12,922)
Basic (in dollars per share)	$ (0.97)	$ (0.59)
Diluted (in dollars per share)	$ (0.97)	$ (0.59)
Shares - basic (in shares)	23,879	21,859
Shares - diluted (in shares)	23,879	21,943

X

- Definition

The pro forma weighted average number of shares outstanding basic for the period as if the business combination or combinations had been completed at the beginning of a period.

+ References

No definition available.

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+ References

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- Definition

The pro forma basic net income per share for a period as if the business combination or combinations had been completed at the beginning of a period.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
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The pro forma diluted net income per share for a period as if the business combination or combinations had been completed at the beginning of a period.

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+ References

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The pro forma net Income or Loss for the period as if the business combination or combinations had been completed at the beginning of a period.

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