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Note 9 - Net Income Per Common Share (Tables) | 3 Months Ended
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Nov. 30, 2020
Notes Tables |
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] |
|  | Three Months Ended |
Numerator: |  | November 30, 20 20 |  |  | November 30, 201 9 |
Net income attributable to NTIC |  | $ | 1,262,399 |  |  | $ | 1,212,550 |
Denominator: |  |  |  |  |  |  |  |
Basic – weighted shares outstanding |  |  | 9,104,623 |  |  |  | 9,095,607 |
Weighted shares assumed upon exercise of stock options |  |  | 540,007 |  |  |  | 312,035 |
Diluted – weighted shares outstanding |  |  | 9,644,630 |  |  |  | 9,407,642 |
Basic net income per share: |  | $ | 0.14 |  |  | $ | 0.13 |
Diluted net income per share: |  | $ | 0.13 |  |  | $ | 0.13 |

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- Definition Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + Details
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