Condensed Consolidated Statements of Operations (USD $)	3 Months Ended		9 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013
Condensed Consolidated Statements of Operations
Sales (including excise taxes of $100.4 million and $100.2 million, and $283.5 million and $285.4 million, respectively)	$ 322,647,624	$ 316,031,197	$ 900,694,969	$ 892,817,669
Cost of sales	303,353,020	296,220,406	844,139,340	835,480,069
Gross profit	19,294,604	19,810,791	56,555,629	57,337,600
Selling, general and administrative expenses	16,295,082	16,065,285	48,599,519	47,351,952
Depreciation and amortization	557,736	598,061	1,810,610	1,791,708
Total operating expenses	16,852,818	16,663,346	50,410,129	49,143,660
Operating income	2,441,786	3,147,445	6,145,500	8,193,940
Other expense (income):
Interest expense	228,827	309,445	753,446	874,489
Other (income), net	(37,473)	(49,487)	(106,659)	(225,682)
Total other expenses (income)	191,354	259,958	646,787	648,807
Income from operations before income tax expense	2,250,432	2,887,487	5,498,713	7,545,133
Income tax expense	990,000	1,255,000	2,419,000	3,236,000
Net income	1,260,432	1,632,487	3,079,713	4,309,133
Preferred stock dividend requirements	(48,643)	(48,642)	(145,928)	(156,041)
Net income available to common shareholders	$ 1,211,789	$ 1,583,845	$ 2,933,785	$ 4,153,092
Basic earnings per share available to common shareholders (in dollars per share)	$ 2.00	$ 2.54	$ 4.79	$ 6.67
Diluted earnings per share available to common shareholders (in dollars per share)	$ 1.73	$ 2.19	$ 4.18	$ 5.73
Basic weighted average shares outstanding (in shares)	605,319	623,115	613,032	622,833
Diluted weighted average shares outstanding (in shares)	729,978	744,732	736,531	751,946