Condensed Consolidated Statements of Cash Flows (USD $)	3 Months Ended
	Dec. 31, 2011	Dec. 31, 2010
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income	$ 1,438,335	$ 1,832,066
Adjustments to reconcile net income from operations to net cash flows from operating activities:
Depreciation	512,555	418,565
Amortization	100,939	79,018
Gain on sale of property and equipment	(3,600)	(2,315)
Equity-based compensation	318,894	1,166,833
Net excess tax benefit on equity-based awards		(79,863)
Deferred income taxes	449,159	422,825
Provision (recoveries) for losses on doubtful accounts	87,735	(625,000)
Provision for losses on inventory obsolescence	46,563	81,416
Other	(2,012)	(2,011)
Changes in assets and liabilities:
Accounts receivable	3,652,086	6,282,865
Inventories	(9,538,609)	(1,135,707)
Prepaid and other current assets	1,122,163	(1,758,550)
Other assets	(4,175)	(6,513)
Accounts payable	(2,586,190)	(1,949,184)
Accrued expenses and accrued wages, salaries and bonuses	(1,731,517)	(1,316,121)
Income tax payable	(1,367,567)	(1,186,025)
Net cash flows from operating activities	(7,505,241)	2,222,299
CASH FLOWS FROM INVESTING ACTIVITIES:
Purchases of property and equipment	(261,717)	(293,037)
Proceeds from sales of property and equipment	3,600	11,575
Net cash flows from investing activities	(258,117)	(281,462)
CASH FLOWS FROM FINANCING ACTIVITIES:
Net borrowings (payments) on bank credit agreements	7,996,506	(1,647,706)
Principal payments on long-term debt	(410,772)	(250,007)
Net excess tax benefit on equity-based awards		79,863
Dividends paid on convertible preferred stock	(67,641)	(74,867)
Dividends on common stock	(119,313)	(103,935)
Proceeds from exercise of stock options	1,180
Withholdings on the exercise of equity-based awards	(51,452)
Net cash flows from financing activities	7,348,508	(1,996,652)
Net change in cash	(414,850)	(55,815)
Cash, beginning of period	1,389,665	356,735
Cash, end of period	974,815	300,920
Supplemental disclosure of cash flow information:
Cash paid during the period for interest	401,312	372,376
Cash paid during the period for income taxes	1,881,407	1,992,200
Supplemental disclosure of non-cash information:
Equipment acquisitions classified as accounts payable	3,254	29,503
Issuance of common stock in connection with the vesting and exercise of equity-based awards	$ 950,562