Condensed Statements of Operations (USD $)	3 Months Ended		6 Months Ended
	Apr. 30, 2013	Apr. 30, 2012	Apr. 30, 2013	Apr. 30, 2012
Revenues	$ 48,020,602	$ 39,025,122	$ 95,137,724	$ 82,770,898
Cost of Goods Sold	44,390,630	38,367,706	90,675,608	78,425,531
Gross Profit	3,629,972	657,416	4,462,116	4,345,367
Operating Expenses	582,965	590,481	1,145,660	1,254,217
Other Income (Expense)	3,047,007	66,935	3,316,456	3,091,150
Other Nonoperating Income (Expense) [Abstract]
Other income, net	23,078	51,004	24,225	65,548
Interest income	41	4,052	95	15,281
Interest expense	(38,183)	(5,525)	(87,406)	(13,225)
Total other income (expense), net	(15,064)	49,531	(63,086)	67,604
Net Income	3,031,943	116,466	3,253,370	3,158,754
Weighted Average Units Outstanding - Basic and Diluted	30,606	30,606	30,606	30,623
Net Income Per Unit - Basic and Diluted	$ 99.06	$ 3.81	$ 106.30	$ 103.15
Distributions Per Unit - Basic and Diluted	$ 0	$ 0	$ 0	$ 300.00