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SCHEDULE OF DISAGGREGATE OF REVENUE FROM CONTRACTS FOR SALE WITH CUSTOMERS BY GEOGRAPHIC LOCATION (Details) - USD ($) | 3 Months Ended | 9 Months Ended
--- | --- | ---
Jul. 31, 2021 | Jul. 31, 2020 | Jul. 31, 2021 | Jul. 31, 2020
Segment Reporting Information [Line Items] |  |  |  |
Total Revenues | $ 5,827,375 | $ 5,396,036 | $ 16,250,910 |
Geographic Concentration Risk [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total Revenues |  |  |  | $ 15,366,233
Product Concentration Risk [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total Revenues |  |  |  | 15,366,233
Revenue from Rights Concentration Risk [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total Revenues |  |  |  | 15,366,233
Transferred at Point in Time [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total Revenues | 2,969,217 | 2,309,243 | 9,651,231 |
Transferred at Point in Time [Member] | Revenue from Rights Concentration Risk [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total Revenues |  |  |  | 5,628,532
Transferred over Time [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total Revenues | 2,858,158 | 3,086,793 | 6,599,679 |
Transferred over Time [Member] | Revenue from Rights Concentration Risk [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total Revenues |  |  |  | 9,737,701
Equipment Sales [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total Revenues | 2,933,775 | 2,218,703 | 9,132,187 |
Equipment Sales [Member] | Product Concentration Risk [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total Revenues |  |  |  | 5,402,074
Equipment Rentals [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total Revenues | 713,389 | 119,100 | 1,645,942 |
Equipment Rentals [Member] | Product Concentration Risk [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total Revenues |  |  |  | 947,664
Software Sales [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total Revenues | 153,150 | 90,540 | 599,425 |
Software Sales [Member] | Product Concentration Risk [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total Revenues |  |  |  | 358,467
Engineering Parts [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total Revenues | 1,093,176 | 1,895,509 | 2,941,848 |
Engineering Parts [Member] | Product Concentration Risk [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total Revenues |  |  |  | 5,883,872
Services [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total Revenues | 933,885 | 1,072,184 | 1,931,508 |
Services [Member] | Product Concentration Risk [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total Revenues |  |  |  | 2,774,156
Americas [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total Revenues | 1,551,603 | 2,825,555 | 4,129,314 |
Americas [Member] | Geographic Concentration Risk [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total Revenues |  |  |  | 7,026,539
Europe [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total Revenues | 3,042,045 | 829,431 | 7,209,743 |
Europe [Member] | Geographic Concentration Risk [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total Revenues |  |  |  | 3,468,610
Australia/Asia [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total Revenues | 971,563 | 1,718,644 | 4,466,796 |
Australia/Asia [Member] | Geographic Concentration Risk [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total Revenues |  |  |  | 4,760,390
Middle East &amp;amp;amp; Africa [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total Revenues | 262,164 | 22,406 | 445,057 |
Middle East &amp;amp;amp; Africa [Member] | Geographic Concentration Risk [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total Revenues |  |  |  | 110,694
Marine Technology Business Products [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total Revenues | 3,845,051 | 3,053,070 | 11,777,739 |
Marine Technology Business Products [Member] | Geographic Concentration Risk [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total Revenues |  |  |  | 8,377,081
Marine Technology Business Products [Member] | Product Concentration Risk [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total Revenues |  |  |  | 8,377,081
Marine Technology Business Products [Member] | Revenue from Rights Concentration Risk [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total Revenues |  |  |  | 8,377,081
Marine Technology Business Products [Member] | Transferred at Point in Time [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total Revenues | 2,298,962 | 2,148,706 | 8,666,514 |
Marine Technology Business Products [Member] | Transferred at Point in Time [Member] | Revenue from Rights Concentration Risk [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total Revenues |  |  |  | 5,467,995
Marine Technology Business Products [Member] | Transferred over Time [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total Revenues | 1,546,089 | 904,364 | 3,111,225 |
Marine Technology Business Products [Member] | Transferred over Time [Member] | Revenue from Rights Concentration Risk [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total Revenues |  |  |  | 2,909,086
Marine Technology Business Products [Member] | Equipment Sales [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total Revenues | 2,151,520 | 2,058,166 | 8,035,469 |
Marine Technology Business Products [Member] | Equipment Sales [Member] | Product Concentration Risk [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total Revenues |  |  |  | 5,241,537
Marine Technology Business Products [Member] | Equipment Rentals [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total Revenues | 713,389 | 119,100 | 1,645,942 |
Marine Technology Business Products [Member] | Equipment Rentals [Member] | Product Concentration Risk [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total Revenues |  |  |  | 947,664
Marine Technology Business Products [Member] | Software Sales [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total Revenues | 153,150 | 90,540 | 599,425 |
Marine Technology Business Products [Member] | Software Sales [Member] | Product Concentration Risk [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total Revenues |  |  |  | 358,467
Marine Technology Business Products [Member] | Engineering Parts [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total Revenues |  |  | 213,956 |
Marine Technology Business Products [Member] | Engineering Parts [Member] | Product Concentration Risk [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total Revenues |  |  |  |
Marine Technology Business Products [Member] | Services [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total Revenues | 826,992 | 785,264 | 1,282,947 |
Marine Technology Business Products [Member] | Services [Member] | Product Concentration Risk [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total Revenues |  |  |  | 1,829,413
Marine Technology Business Products [Member] | Americas [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total Revenues | 962,043 | 1,071,893 | 2,425,850 |
Marine Technology Business Products [Member] | Americas [Member] | Geographic Concentration Risk [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total Revenues |  |  |  | 2,126,863
Marine Technology Business Products [Member] | Europe [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total Revenues | 1,649,281 | 240,127 | 4,440,036 |
Marine Technology Business Products [Member] | Europe [Member] | Geographic Concentration Risk [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total Revenues |  |  |  | 1,379,134
Marine Technology Business Products [Member] | Australia/Asia [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total Revenues | 971,563 | 1,718,644 | 4,466,796 |
Marine Technology Business Products [Member] | Australia/Asia [Member] | Geographic Concentration Risk [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total Revenues |  |  |  | 4,760,390
Marine Technology Business Products [Member] | Middle East &amp;amp;amp; Africa [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total Revenues | 262,164 | 22,406 | 445,057 |
Marine Technology Business Products [Member] | Middle East &amp;amp;amp; Africa [Member] | Geographic Concentration Risk [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total Revenues |  |  |  | 110,694
Marine Engineering Business Services [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total Revenues | 1,982,324 | 2,342,966 | 4,473,171 |
Marine Engineering Business Services [Member] | Geographic Concentration Risk [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total Revenues |  |  |  | 6,989,152
Marine Engineering Business Services [Member] | Product Concentration Risk [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total Revenues |  |  |  | 6,989,152
Marine Engineering Business Services [Member] | Revenue from Rights Concentration Risk [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total Revenues |  |  |  | 6,989,152
Marine Engineering Business Services [Member] | Transferred at Point in Time [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total Revenues | 670,255 | 160,537 | 984,717 |
Marine Engineering Business Services [Member] | Transferred at Point in Time [Member] | Revenue from Rights Concentration Risk [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total Revenues |  |  |  | 160,537
Marine Engineering Business Services [Member] | Transferred over Time [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total Revenues | 1,312,069 | 2,182,429 | 3,488,454 |
Marine Engineering Business Services [Member] | Transferred over Time [Member] | Revenue from Rights Concentration Risk [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total Revenues |  |  |  | 6,828,615
Marine Engineering Business Services [Member] | Equipment Sales [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total Revenues | 782,255 | 160,537 | 1,096,718 |
Marine Engineering Business Services [Member] | Equipment Sales [Member] | Product Concentration Risk [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total Revenues |  |  |  | 160,537
Marine Engineering Business Services [Member] | Equipment Rentals [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total Revenues |  |  |  |
Marine Engineering Business Services [Member] | Equipment Rentals [Member] | Product Concentration Risk [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total Revenues |  |  |  |
Marine Engineering Business Services [Member] | Software Sales [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total Revenues |  |  |  |
Marine Engineering Business Services [Member] | Software Sales [Member] | Product Concentration Risk [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total Revenues |  |  |  |
Marine Engineering Business Services [Member] | Engineering Parts [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total Revenues | 1,093,176 | 1,895,509 | 2,727,892 |
Marine Engineering Business Services [Member] | Engineering Parts [Member] | Product Concentration Risk [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total Revenues |  |  |  | 5,883,872
Marine Engineering Business Services [Member] | Services [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total Revenues | 106,893 | 286,920 | 648,561 |
Marine Engineering Business Services [Member] | Services [Member] | Product Concentration Risk [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total Revenues |  |  |  | 944,743
Marine Engineering Business Services [Member] | Americas [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total Revenues | 589,560 | 1,753,662 | 1,703,464 |
Marine Engineering Business Services [Member] | Americas [Member] | Geographic Concentration Risk [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total Revenues |  |  |  | 4,899,676
Marine Engineering Business Services [Member] | Europe [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total Revenues | 1,392,764 | 589,304 | 2,769,707 |
Marine Engineering Business Services [Member] | Europe [Member] | Geographic Concentration Risk [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total Revenues |  |  |  | 2,089,476
Marine Engineering Business Services [Member] | Australia/Asia [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total Revenues |  |  |  |
Marine Engineering Business Services [Member] | Australia/Asia [Member] | Geographic Concentration Risk [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total Revenues |  |  |  |
Marine Engineering Business Services [Member] | Middle East &amp;amp;amp; Africa [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total Revenues |  |  |  |
Marine Engineering Business Services [Member] | Middle East &amp;amp;amp; Africa [Member] | Geographic Concentration Risk [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total Revenues |  |  |  |

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