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RESTATEMENT OF PREVIOUSLY ISSUED FINANCIAL STATEMENTS (Tables) | 9 Months Ended
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Feb. 28, 2022
Prior Period Adjustment [Abstract] |
Schedule of Error Corrections and Prior Period Adjustments [Table Text Block] |
| As Previously Reported |  | Adjustments |  | As Restated
Cost of sales | $ | 3,667,143 |  | $ | 34,926 |  | $ | 3,702,069
Gross Profit |  | (38,505) |  |  | (34,926) |  |  | (73,431)
Operating Expenses: |  |  |  |  |  |  |  |
Selling, general and administrative |  | 1,278,393 |  |  | 249,554 |  |  | 1,527,947
Research and development |  | 563,216 |  |  | 751 |  |  | 563,967
Total operating expense |  | 1,841,609 |  |  | 250,305 |  |  | 2,091,914
Loss from operations |  | (1,880,114) |  |  | (285,231) |  |  | (2,165,345)
Loss before income taxes |  | (1,842,427) |  |  | (285,231) |  |  | (2,127,658)
Net loss | $ | (1,839,310) |  | $ | (285,231) |  | $ | (2,124,541)
Basic net loss per common share | $ | (0.15) |  | $ | (0.03) |  | $ | (0.18)
Diluted net loss per common share | $ | (0.15) |  | $ | (0.03) |  | $ | (0.18)
Comprehensive loss | $ | (1,844,747) |  | $ | (285,231) |  | $ | (2,129,978)
| As Previously Reported |  | Adjustments |  | As Restated
Cost of sales | $ | 5,639,103 |  | $ | 152,490 |  | $ | 5,791,593
Gross Profit |  | 505,867 |  |  | (152,490) |  |  | 353,377
Operating Expenses: |  |  |  |  |  |  |  |
Selling, general and administrative |  | 3,697,804 |  |  | 540,933 |  |  | 4,238,737
Research and development |  | 1,824,312 |  |  | 67,721 |  |  | 1,892,033
Total operating expense |  | 5,522,116 |  |  | 608,654 |  |  | 6,130,770
Loss from operations |  | (5,016,249) |  |  | (761,144) |  |  | (5,777,393)
Loss before income taxes |  | (4,962,488) |  |  | (761,144) |  |  | (5,723,632)
Net loss | $ | (4,973,889) |  | $ | (761,144) |  | $ | (5,735,033)
Basic net loss per common share | $ | (0.42) |  | $ | (0.07) |  | $ | (0.49)
Diluted net loss per common share | $ | (0.42) |  | $ | (0.07) |  | $ | (0.49)
Comprehensive loss | $ | (4,982,576) |  | $ | (761,144) |  | $ | (5,743,720)
| As Previously Reported |  | Adjustments |  | As Restated
Cash flows from operating activities: |  |  |  |  |  |  |  |
Net loss | $ | (4,973,889) |  | $ | (761,144) |  | $ | (5,735,033)
Adjustments to reconcile net loss to net cash used in operating activities: |  |  |  |  |  |  |  |
Stock option expense |  | 261,176 |  |  | 761,144 |  |  | 1,022,320
Net cash used in operating activities |  | (4,244,064) |  |  | - |  |  | (4,244,064)
Cash and cash equivalents at end of period | $ | 5,272,565 |  | $ | - |  | $ | 5,272,565

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- Definition Tabular disclosure of prior period adjustments to previously issued financial statements including (1) the effect of the correction on each financial statement line item and any per-share amounts affected for each prior period presented (2) the cumulative effect of the change on retained earnings or other appropriate components of equity or net assets in the statement of financial position, as of the beginning of the earliest period presented, and (3) the effect of the prior period adjustments (both gross and net of applicable income tax) on the net income of each prior period presented in the entity's annual report for the year in which the adjustments are made. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 250 -SubTopic 10 -Section 50 -Paragraph 9 -URI https://asc.fasb.org/extlink&oid=124431687&loc=d3e22663-107794 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 250 -SubTopic 10 -Section 50 -Paragraph 7 -URI https://asc.fasb.org/extlink&oid=124431687&loc=d3e22644-107794 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 250 -SubTopic 10 -Section 50 -Paragraph 8 -URI https://asc.fasb.org/extlink&oid=124431687&loc=d3e22658-107794 + Details
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