Quarterly Financial Data (Unaudited) Quarterly Financials (Tables)

12 Months Ended

Oct. 31, 2012

Quarterly Financial Information Disclosure [Abstract]

Schedule of Quarterly Financial Information [Table Text Block]

Summary quarterly results are as follows:

	First Quarter		Second Quarter		Third Quarter			Fourth Quarter
Fiscal year ended October 31, 2012
Revenues	$	43,745,776	$	39,025,122	$	42,435,763		$	49,955,382
Gross profit (loss)	3,687,950		657,416		54,694			(1,946,091		)
Operating income (loss)	3,024,214		66,935		(597,187		)	(2,489,589		)
Net income (loss)	3,042,288		116,466		(565,637		)	(2,432,510		)
Basic and diluted earnings (loss) per unit	99.29		3.81		(18.49		)	(79.36		)

	First Quarter		Second Quarter		Third Quarter		Fourth Quarter
Fiscal year ended October 31, 2011
Revenues	$	30,716,346	$	34,537,750	$	45,414,923	$	45,852,470
Gross profit	3,533,733		3,704,535		2,068,381		4,861,424
Operating income	2,975,612		3,245,729		1,550,481		4,393,545
Net income	3,011,596		3,270,110		1,586,882		4,423,268
Basic and diluted earnings per unit	98.24		106.67		51.76		144.29

	First Quarter		Second Quarter		Third Quarter		Fourth Quarter
Fiscal year ended October 31, 2010
Revenues	$	23,424,562	$	22,237,999	$	23,632,382	$	25,994,509
Gross profit	2,346,940		1,730,098		1,386,818		4,679,335
Operating income	1,837,999		1,267,328		919,429		4,160,693
Net income	1,927,176		1,298,247		939,019		4,197,870
Basic and diluted earnings per unit	62.86		42.35		30.63		136.94