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Consolidated Statements of Cash Flows (Unaudited) (USD $)
 3 Months Ended
Mar. 31, 2012
Mar. 31, 2011
CASH FLOWS FROM OPERATING ACTIVITIES:    
Net income $ 1,574,105 $ 1,150,576
Adjustments to reconcile net income to net cash used in operating activities:    
Depreciation and amortization 259,536 245,004
(Gain) loss on disposal or abandonment of assets 624 (2,925)
Non-cash stock-based compensation 5,000 18,900
Deferred income taxes (56,199) 165,664
Other 80,297 102,119
Net changes in assets and liabilities:    
Accounts receivable-trade, net (120,578) (180,478)
Inventory (4,151,774) 26,173
Income taxes 157,769 1,499
Other current assets (454,369) (613,680)
Accounts payable-trade 725,114 776,976
Accrued expenses and other liabilities 28,725 (2,185,751)
Total adjustments (3,525,855) (1,646,499)
Net cash used in operating activities (1,951,750) (495,923)
CASH FLOWS FROM INVESTING ACTIVITIES:    
Purchase of property and equipment (139,841) (169,186)
Proceeds from maturities of certificates of deposit 336,000 5,000
Proceeds from sale of assets 1,395 21,513
Decrease (increase) in other assets 6,620 664
Net cash provided by (used in) investing activities 204,174 (142,009)
CASH FLOWS FROM FINANCING ACTIVITIES:    
Payments on notes payable and long-term debt (50,625) (50,625)
Payment of cash dividend (2,536,131)  
Net cash used in financing activities (2,586,756) (50,625)
NET DECREASE IN CASH (4,334,332) (688,557)
CASH, beginning of period 10,765,591 4,293,746
CASH, end of period 6,431,259 3,605,189
SUPPLEMENTAL DISCLOSURES OF CASH FLOW INFORMATION:    
Interest paid during the period 58,392 62,003
Income tax paid during the period, net of (refunds) $ 860,843 $ 411,721