SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Schedule of Intangible Assets (Details) - USD ($) $ in Thousands	Oct. 31, 2024	Oct. 31, 2023
Finite-Lived Intangible Assets [Line Items]
Gross Intangible Assets	$ 5,909	$ 5,880
Accumulated Amortization	(5,146)	(4,886)
Net Intangible Assets	763	994
Customer relationships
Finite-Lived Intangible Assets [Line Items]
Gross Intangible Assets	371	369
Accumulated Amortization	(286)	(270)
Net Intangible Assets	$ 85	$ 99
Weighted Average Amortization Period	15 years	15 years
Technology
Finite-Lived Intangible Assets [Line Items]
Gross Intangible Assets	$ 666	$ 647
Accumulated Amortization	(581)	(514)
Net Intangible Assets	$ 85	$ 133
Weighted Average Amortization Period	13 years	13 years
Noncompete
Finite-Lived Intangible Assets [Line Items]
Gross Intangible Assets	$ 580	$ 580
Accumulated Amortization	$ (580)	(493)
Net Intangible Assets		$ 87
Weighted Average Amortization Period	5 years	5 years
Patents
Finite-Lived Intangible Assets [Line Items]
Gross Intangible Assets	$ 2,973	$ 2,973
Accumulated Amortization	(2,933)	(2,909)
Net Intangible Assets	$ 40	$ 64
Weighted Average Amortization Period	6 years	6 years
Other
Finite-Lived Intangible Assets [Line Items]
Gross Intangible Assets	$ 393	$ 392
Accumulated Amortization	(385)	(376)
Net Intangible Assets	$ 8	$ 16
Weighted Average Amortization Period	8 years	8 years
Tradenames and trademarks
Finite-Lived Intangible Assets [Line Items]
Gross Intangible Assets	$ 749	$ 742
Accumulated Amortization	(381)	(324)
Net Intangible Assets	368	418
Indefinite tradenames and trademarks	$ 177	$ 177
Weighted Average Amortization Period	14 years	14 years