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Note 2 - NEPSI Acquisitions - Unaudited Pro Forma Operating Results (Details) - NEPSI [Member] - USD ($) | 3 Months Ended | 9 Months Ended
--- | --- | ---
Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2020 | Dec. 31, 2019
Revenues | $ 23,632,000 | $ 22,412,000 | $ 78,298,000 | $ 66,135,000
Operating loss | (8,769,000) | (6,988,000) | (15,016,000) | (15,469,000)
Net loss | $ (9,169) | $ (7,117) | $ (15,775) | $ (7,879)
Basic (in dollars per share) | $ (0.36) | $ (0.32) | $ (0.67) | $ (0.36)
Diluted (in dollars per share) | $ (0.36) | $ (0.35) | $ (0.67) | $ (0.57)
Shares - basic (in shares) | 25,470 | 22,059 | 23,594 | 21,660
Shares - diluted (in shares) | 25,470 | 22,077 | 23,594 | 21,768

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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 -Topic 805 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(3) -URI http://asc.fasb.org/extlink&oid=79982066&loc=d3e1392-128463 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(2) -URI http://asc.fasb.org/extlink&oid=79982066&loc=d3e1392-128463 + Details
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