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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 & Africa [Member]
Segment Reporting Information [Line Items]
Total Revenues	262,164	22,406	445,057
Middle East & 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 & Africa [Member]
Segment Reporting Information [Line Items]
Total Revenues	262,164	22,406	445,057
Marine Technology Business Products [Member] | Middle East & 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 & Africa [Member]
Segment Reporting Information [Line Items]
Total Revenues
Marine Engineering Business Services [Member] | Middle East & Africa [Member] | Geographic Concentration Risk [Member]
Segment Reporting Information [Line Items]
Total Revenues

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Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

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