Condensed Consolidated Statements of Cash Flows (USD $)	9 Months Ended
	Jun. 30, 2013	Jun. 30, 2012
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income	$ 4,309,133	$ 4,749,086
Adjustments to reconcile net income from operations to net cash flows from operating activities:
Depreciation	1,517,958	1,496,868
Amortization	273,750	283,441
Gain on sale of property and equipment	(72,318)	(28,606)
Equity-based compensation	971,954	930,593
Deferred income taxes	449,188	1,022,701
Provision for losses on doubtful accounts	80,000	75,757
Provision for losses on inventory obsolescence	54,028	98,789
Other	(6,034)	(6,034)
Changes in assets and liabilities:
Accounts receivable	(2,852,651)	(1,144,999)
Inventories	(9,827,717)	(11,031,978)
Prepaid and other current assets	(1,622,018)	1,097,241
Other assets	55,753	(51,138)
Accounts payable	(1,070,612)	(2,396,748)
Accrued expenses and accrued wages, salaries and bonuses	525,856	(19,827)
Income tax payable	(1,096,612)	(1,796,182)
Net cash flows from operating activities	(8,310,342)	(6,721,036)
CASH FLOWS FROM INVESTING ACTIVITIES:
Purchases of property and equipment	(1,808,206)	(914,486)
Proceeds from sales of property and equipment	144,841	48,984
Net cash flows from investing activities	(1,663,365)	(865,502)
CASH FLOWS FROM FINANCING ACTIVITIES:
Net borrowings on bank credit agreements	13,697,657	9,308,869
Principal payments on long-term debt	(883,923)	(1,018,587)
Repurchase of Series B Convertible Preferred Stock and common stock	(2,572,085)	(918,000)
Dividends paid on convertible preferred stock	(156,041)	(201,454)
Dividends on common stock	(352,406)	(354,723)
Proceeds from exercise of stock options	1,180	1,180
Withholdings on the exercise of equity-based awards	(74,610)	(51,452)
Net cash flows from financing activities	9,659,772	6,765,833
Net change in cash	(313,935)	(820,705)
Cash, beginning of period	491,387	1,389,665
Cash, end of period	177,452	568,960
Supplemental disclosure of cash flow information:
Cash paid during the period for interest	851,665	1,094,086
Cash paid during the period for income taxes	3,883,424	4,089,482
Supplemental disclosure of non-cash information:
Equipment acquisitions classified as accounts payable	21,248	28,282
Issuance of common stock in connection with the vesting and exercise of equity-based awards	1,389,258	950,562
Conversion by holder of Series B Convertible Preferred Stock to common stock	100,000
Common stock acquired with other consideration	$ 760,871