CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($)	12 Months Ended
	Sep. 30, 2016	Sep. 30, 2015
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income	$ 5,980,673	$ 6,361,278
Adjustments to reconcile net income from operations to net cash flows from operating activities:
Depreciation	1,831,000	1,899,184
Amortization	331,667	365,000
(Gain) loss on sale of property and equipment	(58,926)	76,546
Equity-based compensation	1,403,584	1,224,661
Net excess tax benefit on equity-based awards		(320,000)
Deferred income taxes	437,278	264,336
(Recovery) provision for losses on doubtful accounts	(199,000)	82,000
(Recovery) provision for losses on inventory obsolescence	(57,247)	69,324
Other	(4,045)	(8,045)
Changes in assets and liabilities:
Accounts receivable	2,032,683	1,338,145
Inventories	12,445,843	(17,227,536)
Prepaid and other current assets	(6,482,141)	2,908,662
Other assets	29,102	130,965
Accounts payable	976,142	643,487
Accrued expenses and accrued wages, salaries and bonuses	(228,552)	1,028,560
Income taxes receivable	(51,721)	(1,396,852)
Net cash flows from operating activities	18,386,340	(2,560,285)
CASH FLOWS FROM INVESTING ACTIVITIES:
Purchase of property and equipment	(1,594,848)	(1,018,391)
Proceeds from sales of property and equipment	112,157	41,000
Net cash flows from investing activities	(1,482,691)	(977,391)
CASH FLOWS FROM FINANCING ACTIVITIES:
Net (payments) borrowings on bank credit agreements	(10,364,981)	5,820,424
Principal payments on long-term debt	(351,383)	(341,190)
Proceeds from exercise of stock options		450,000
Repurchase of common stock	(4,795,412)	(1,715,466)
Net excess tax benefit on equity-based awards		320,000
Dividends paid on convertible preferred stock	(160,360)	(195,105)
Dividends on common stock	(654,678)	(467,768)
Withholdings on the exercise of equity-based awards	(190,991)	(213,605)
Net cash flows from financing activities	(16,517,805)	3,657,290
Net change in cash	385,844	119,614
Cash, beginning of period	219,536	99,922
Cash, end of period	605,380	219,536
Supplemental disclosure of cash flow information:
Cash paid during the period for interest	737,252	828,005
Cash paid during the period for income taxes	3,889,443	5,533,516
Supplemental disclosure of non-cash information:
Equipment acquisitions classified as accounts payable	167,444	23,329
Issuance of common stock in connection with the vesting and exercise of equity-based awards	1,174,981	$ 1,240,842
Issuance of common stock in connection with the redemption of Series A&B convertible preferred stock	$ 2,899,892