Commodities Held by Broker (Details Narrative)	3 Months Ended	12 Months Ended
	Jan. 31, 2019 USD ($) Integer lb $ / shares	Oct. 31, 2018 USD ($) Integer lb $ / shares
Number of futures contracts | Integer	180	22
Purchase of futures contracts | lb	3,000,000	825,000
Futures contracts weighted average price per pound	$ 1.1125	$ 1.11
Fair market value of futures contract per pound	$ 1.06	$ 1.13
Options [Member]
Number of futures contracts | Integer	30	65
Purchase of futures contracts | lb	1,125,000	2,437,500
Fair market value of futures contract per pound	$ 1.05
Fair market value of options | $	$ 22,338	$ 52,594
Minimum [Member]
Futures contracts term	3 months
Minimum [Member] | Options [Member]
Fair market value of futures contract per pound		$ 1.125
Maximum [Member]
Futures contracts term	4 months
Maximum [Member] | Options [Member]
Fair market value of futures contract per pound		$ 1.15