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Note 2 - NTI ASEAN (Tables) | 9 Months Ended
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May 31, 2013
Business Combination Disclosure [Text Block] |
Schedule of Business Acquisitions, by Acquisition [Table Text Block] |
Net assets acquired (liabilities assumed): |  |  |
Cash and cash equivalents |  | $ | 1,613,000 |
Accounts receivables |  |  | 1,342,000 |
Investments in joint ventures |  |  | 4,967,000 |
Value of assets |  | $ | 7,922,000 |
Purchase price: |  |  |  |
Fair value of non-controlling interest |  | $ | 3,961,000 |
Value of previously held interest |  |  | 3,961,000 |
Total consideration |  | $ | 7,922,000 |
Business Acquisition, Pro Forma Information [Table Text Block] |
|  | As Reported |  |  | NTI Asean |  |  | Eliminated in Consolidation |  |  | Pro Forma |
Net sales |  | $ | 7,804,904 |  |  | $ | — |  |  | $ | — |  |  | $ | 7,804,904 |
Cost of goods sold |  |  | 4,143,514 |  |  |  | — |  |  |  | — |  |  |  | 4,143,514 |
Gross profit |  |  | 3,661,390 |  |  |  | — |  |  |  | — |  |  |  | 3,661,390 |
Joint venture operations |  |  | 2,557,309 |  |  |  | 870,663 |  |  |  | (384,115 | ) |  |  | 3,043,857 |
Operating expenses |  |  | 3,780,363 |  |  |  | 110,637 |  |  |  | — |  |  |  | 3,891,000 |
Operating income |  |  | 2,438,336 |  |  |  | 760,026 |  |  |  | (384,115 | ) |  |  | 2,814,247 |
Income before income tax expense |  |  | 2,454,623 |  |  |  | 760,026 |  |  |  | (384,115 | ) |  |  | 2,830,534 |
Income tax expense |  |  | 814,000 |  |  |  | 99,208 |  |  |  | — |  |  |  | 913,208 |
Net income |  |  | 1,640,623 |  |  |  | 660,818 |  |  |  | (384,115 | ) |  |  | 1,917,326 |
Net income attributable to non-controlling interest |  |  | 186,586 |  |  |  | (264,327 | ) |  |  | — |  |  |  | (77,741 | )
Net income attributable to NTIC |  |  | 1,454,037 |  |  |  | 396,491 |  |  |  | (384,115 | ) |  |  | 1,466,413 |
Net income per common diluted share |  | $ | 0.33 |  |  | $ | 0.09 |  |  | $ | (0.09 | ) |  | $ | 0.33 |
|  | As Reported |  |  | NTI Asean |  |  | Eliminated in Consolidation |  |  | Pro Forma |
Net sales |  | $ | 17,611,346 |  |  | $ | — |  |  | $ | — |  |  | $ | 17,611,346 |
Cost of goods sold |  |  | 10,833,072 |  |  |  | — |  |  |  | — |  |  |  | 10,833,072 |
Gross profit |  |  | 6,778,274 |  |  |  | — |  |  |  | — |  |  |  | 6,778,274 |
Joint venture operations |  |  | 7,883,042 |  |  |  | 2,569,943 |  |  |  | (1,076,230 | ) |  |  | 9,376,755 |
Operating expenses |  |  | 10,498,659 |  |  |  | 133,772 |  |  |  | — |  |  |  | 10,632,431 |
Operating income |  |  | 4,162,657 |  |  |  | 2,436,171 |  |  |  | (1,076,230 | ) |  |  | 5,522,598 |
Income before income tax expense |  |  | 4,200,035 |  |  |  | 2,436,171 |  |  |  | (1,076,230 | ) |  |  | 5,559,976 |
Income tax expense |  |  | 1,020,000 |  |  |  | 284,019 |  |  |  | — |  |  |  | 1,304,019 |
Net income |  |  | 3,180,035 |  |  |  | 2,152,152 |  |  |  | (1,076,230 | ) |  |  | 4,255,957 |
Net income attributable to non-controlling interest |  |  | 161,048 |  |  |  | (860,861 | ) |  |  | — |  |  |  | (699,813 | )
Net income attributable to NTIC |  |  | 3,018,987 |  |  |  | 1,291,291 |  |  |  | (1,076,230 | ) |  |  | 3,234,048 |
Net income per common diluted share |  | $ | 0.68 |  |  | $ | 0.29 |  |  | $ | (0.24 | ) |  | $ | 0.73 |

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