Quarterly report pursuant to Section 13 or 15(d)

Segment Analysis - Schedule of Segment Reporting Information (Details)

v3.10.0.1
Segment Analysis - Schedule of Segment Reporting Information (Details) - USD ($)
 3 Months Ended 9 Months Ended
Jul. 31, 2018
Jul. 31, 2017
Jul. 31, 2018
Jul. 31, 2017
Oct. 31, 2017
Revenues from External Customers $ 5,778,473 $ 5,043,590 $ 12,355,426 $ 15,680,551  
Cost of Revenues 1,584,200 1,982,761 3,471,165 5,979,746  
Gross Profit 4,194,273 3,060,829 8,884,261 9,700,805  
Research & Development 530,392 200,118 1,841,408 699,106  
Selling, General & Administrative 1,640,842 1,717,264 5,172,229 4,741,968  
Total Operating Expenses 2,171,234 1,917,382 7,013,637 5,441,074  
Income (Loss) from Operations 2,023,039 1,143,447 1,870,624 4,259,731  
Other Income 3,972 89,931 94,642 204,914  
Interest (Expense) Income (29,421) (112,089) (212,910) (496,430)  
Total Other Income (Expense) (25,449) (22,158) (118,268) (291,516)  
Net Income (Loss) before income taxes 1,997,590 1,121,289 1,752,356 3,968,215  
Income tax Refund (20) (3,513) 10 (3,513)  
NET INCOME 1,997,610 1,124,802 1,752,346 3,971,728  
Total Assets 25,948,616 25,922,764 25,948,616 25,922,764 $ 24,060,073
Total Liabilities 4,416,803 11,028,399 4,416,803 11,028,399 $ 10,232,653
Revenues from Intercompany Sales - eliminated from sales above 902,980 1,407,994 3,052,455 2,554,212  
Depreciation and Amortization 209,589 234,701 605,645 631,062  
Purchases of Long-lived Assets 257,120 298,494 442,041 2,649,060  
USA [Member]          
Revenues from External Customers 2,060,203 1,550,141 5,082,194 6,825,815  
Europe [Member]          
Revenues from External Customers 3,718,877 2,942,364 7,017,581 7,574,299  
Australia [Member]          
Revenues from External Customers (607) 551,085 255,651 1,280,437  
Marine Technology Business (Products) [Member]          
Revenues from External Customers 3,926,491 3,439,587 8,142,724 9,189,731  
Cost of Revenues 650,669 1,054,369 1,298,022 2,753,297  
Gross Profit 3,275,822 2,385,218 6,844,702 6,436,434  
Research & Development 440,202 200,118 1,385,994 699,106  
Selling, General & Administrative 723,155 781,908 2,150,168 2,165,601  
Total Operating Expenses 1,163,357 982,026 3,536,162 2,864,707  
Income (Loss) from Operations 2,112,465 1,403,192 3,308,540 3,571,727  
Other Income 3,941 89,670 92,514 204,653  
Interest (Expense) Income (2,480) (5,947) (9,289) (538,088)  
Total Other Income (Expense) 1,461 83,723 83,225 (333,435)  
Net Income (Loss) before income taxes 2,113,926 1,486,915 3,391,765 3,238,292  
Income tax Refund 3,513 (6,596) 3,513  
NET INCOME 2,113,926 1,490,428 3,385,169 3,241,805  
Total Assets 14,016,131 12,300,376 14,016,131 12,300,376  
Total Liabilities 865,138 1,103,023 865,138 1,103,023  
Revenues from Intercompany Sales - eliminated from sales above 44,180 1,002,339 831,352 1,680,852  
Depreciation and Amortization 137,426 130,048 374,076 377,311  
Purchases of Long-lived Assets 232,575 252,653 486,604 2,541,716  
Marine Engineering Business (Services) [Member]          
Revenues from External Customers 1,851,982 1,604,003 4,212,702 6,490,820  
Cost of Revenues 933,531 928,392 2,173,143 3,226,449  
Gross Profit 918,451 675,611 2,039,559 3,264,371  
Research & Development 90,190 455,414  
Selling, General & Administrative 566,692 637,465 1,813,357 1,979,436  
Total Operating Expenses 656,882 637,465 2,268,771 1,979,436  
Income (Loss) from Operations 261,569 38,146 (229,212) 1,284,935  
Other Income 31 261 2,128 261  
Interest (Expense) Income (15,802) (15,451) (45,503) (214,674)  
Total Other Income (Expense) (15,771) (15,190) (43,375) (214,413)  
Net Income (Loss) before income taxes 245,798 22,956 (272,587) 1,070,522  
Income tax Refund  
NET INCOME 245,798 22,956 (272,587) 1,070,522  
Total Assets 11,378,558 12,529,169 11,378,558 12,529,169  
Total Liabilities 1,660,291 1,638,002 1,660,291 1,638,002  
Revenues from Intercompany Sales - eliminated from sales above 183,800 36,030 196,103 265,985  
Depreciation and Amortization 66,435 101,442 218,649 244,223  
Purchases of Long-lived Assets (6,122) 45,841 43,839 94,874  
Overhead [Member]          
Revenues from External Customers  
Cost of Revenues  
Gross Profit  
Research & Development  
Selling, General & Administrative 350,995 297,891 1,208,704 596,931  
Total Operating Expenses 350,995 297,891 1,208,704 596,931  
Income (Loss) from Operations (350,995) (297,891) (1,208,704) (596,931)  
Other Income  
Interest (Expense) Income (11,139) (90,691) (158,118) 256,332  
Total Other Income (Expense) (11,139) (90,691) (158,118) 256,332  
Net Income (Loss) before income taxes (362,134) (388,582) (1,366,822) (340,599)  
Income tax Refund 20 6,586  
NET INCOME (362,114) (388,582) (1,360,236) (340,599)  
Total Assets 553,927 1,093,219 553,927 1,093,219  
Total Liabilities 1,891,374 8,287,374 1,891,374 8,287,374  
Revenues from Intercompany Sales - eliminated from sales above 675,000 369,625 2,025,000 607,375  
Depreciation and Amortization 5,728 3,211 12,920 9,528  
Purchases of Long-lived Assets $ 30,667 $ 55,452 $ 12,470