Intangible Assets, Net (Details) - USD ($) |
3 Months Ended | 9 Months Ended |
|---|---|---|
Feb. 03, 2019 |
Nov. 03, 2019 |
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| Gross Carrying Amount | $ 3,114,659 | $ 3,563,937 |
| Accumulated Amortization | (2,172,328) | (2,363,663) |
| Net Carrying Amount | $ 942,331 | $ 1,200,274 |
| Patents [Member] | ||
| Estimated Life | 10 years | 10 years |
| Gross Carrying Amount | $ 1,406,336 | $ 1,753,196 |
| Accumulated Amortization | (744,715) | (814,741) |
| Net Carrying Amount | $ 661,621 | $ 938,455 |
| Trademarks [Member] | ||
| Estimated Life | 3 years | 3 years |
| Gross Carrying Amount | $ 868,586 | $ 971,004 |
| Accumulated Amortization | (589,248) | (709,185) |
| Net Carrying Amount | $ 279,338 | $ 261,819 |
| Other Intangibles [Member] | ||
| Estimated Life | 5 years | 5 years |
| Gross Carrying Amount | $ 839,737 | $ 839,737 |
| Accumulated Amortization | (838,365) | (839,737) |
| Net Carrying Amount | $ 1,372 |
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- Definition Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. No definition available.
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- Definition Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount after amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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