Condensed Consolidated Unaudited Statements of Operations - USD ($)	3 Months Ended		6 Months Ended
	Mar. 31, 2020	Mar. 31, 2019	Mar. 31, 2020	Mar. 31, 2019
Condensed Consolidated Unaudited Statements of Operations
Sales (including excise taxes of $87.5 million and $82.9 million and $181.5 million and $175.9 million, respectively)	$ 337,886,516	$ 310,715,873	$ 697,987,619	$ 655,449,793
Cost of sales	317,193,063	290,126,453	656,449,455	614,228,235
Gross profit	20,693,453	20,589,420	41,538,164	41,221,558
Selling, general and administrative expenses	18,512,890	17,391,681	37,465,626	35,348,896
Depreciation and amortization	790,901	641,228	1,516,361	1,249,236
Total operating expenses	19,303,791	18,032,909	38,981,987	36,598,132
Operating income	1,389,662	2,556,511	2,556,177	4,623,426
Other expense (income):
Interest expense	387,263	396,576	859,686	719,526
Other (income), net	(29,920)	(36,280)	(36,697)	(39,636)
Total other expenses (income)	357,343	360,296	822,989	679,890
Income from operations before income taxes	1,032,319	2,196,215	1,733,188	3,943,536
Income tax expense	333,000	673,000	582,000	1,175,000
Net income available to common shareholders	$ 699,319	$ 1,523,215	$ 1,151,188	$ 2,768,536
Basic earnings per share available to common shareholders (in dollars per share)	$ 1.24	$ 2.49	$ 2.04	$ 4.50
Diluted earnings per share available to common shareholders (in dollars per share)	$ 1.22	$ 2.45	$ 2.02	$ 4.44
Basic weighted average shares outstanding (in shares)	565,697	611,824	564,129	614,874
Diluted weighted average shares outstanding (in shares)	571,852	620,769	569,856	623,848
Dividends declared per common share	$ 0.46	$ 0.46	$ 0.64	$ 0.64