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Consolidated Statements of Cash Flows (Unaudited) (USD $)
 6 Months Ended
Jun. 30, 2012
Jun. 30, 2011
CASH FLOWS FROM OPERATING ACTIVITIES:    
Net income $ 3,113,744 $ 2,226,932
Adjustments to reconcile net income to net cash (used in) provided by operating activities:    
Depreciation and amortization 524,053 497,351
Loss on disposal or abandonment of assets 6,145 79,035
Non-cash stock-based compensation 10,000 26,030
Deferred income taxes (117,930) 232,119
Other (97,094) 117,789
Net changes in assets and liabilities, net of effect of business acquisitions:    
Accounts receivable-trade, net 209,708 (99,985)
Inventory (9,809,560) (24,219)
Income taxes (304,657) (611,129)
Other current assets (615,727) (298,022)
Accounts payable-trade 1,395,665 250,374
Accrued expenses and other liabilities 1,437,262 (1,867,753)
Total adjustments (7,362,135) (1,698,410)
Net cash (used in) provided by operating activities (4,248,391) 528,522
CASH FLOWS FROM INVESTING ACTIVITIES:    
Purchase of property and equipment (403,611) (497,485)
Proceeds from maturities of certificates of deposit 336,000 645,252
Proceeds from sale of assets 1,150 25,473
Decrease (increase) in other assets 3,201 2,841
Net cash (used in) provided by investing activities (63,260) 176,081
CASH FLOWS FROM FINANCING ACTIVITIES:    
Payments on notes payable and long-term debt (101,250) (101,250)
Payment of cash dividend (2,536,131)  
Net cash used in financing activities (2,637,381) (101,250)
NET CHANGE IN CASH (6,949,032) 603,353
CASH, beginning of period 10,765,591 4,293,746
CASH, end of period 3,816,559 4,897,099
SUPPLEMENTAL DISCLOSURES OF CASH FLOW INFORMATION:    
Interest paid during the period 116,627 124,135
Income tax paid during the period, net of (refunds) $ 2,273,330 $ 1,471,101