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Consolidated Statements Of Cash Flows (USD $)
9 Months Ended12 Months Ended
Sep. 30, 2011
Sep. 30, 2010
Dec. 31, 2010
Cash flows from operating activities:   
Net income$ 3,221,354$ 3,858,029$ 3,622,466
Adjustments to reconcile net income to net cash flows from operating activities, net of acquisition:   
Depreciation and amortization1,751,8131,560,8932,118,282
Loss (Gain) on sale of investments, net35,533(53,097)(250,480)
Loss on sale of equipment20,135  
Deferred income taxes(186,677)(392,966)(96,918)
Treasury stock issued for compensation 62,317154,245
Increase in allowance for doubtful accounts80,000 17,754
(Increase) decrease in operating assets:   
Accounts receivable(2,649,396)(1,795,921)(811,292)
Other receivables89,847(12,532)(54,922)
Inventories(1,794,552)(1,212,177)(682,398)
Refundable income taxes906,7481,308,978402,230
Prepaid expenses and other current assets71,9133,577(117,618)
Increase (decrease) in operating liabilities:   
Accounts payable346,276(55,466)1,419,479
Accrued expenses348,403125,638(104,885)
Income taxes payable351,107567,926 
Net cash provided by operating activities2,592,5043,965,1995,615,943
Cash flows from investing activities:   
Purchases of investments(1,806,564)(1,809,170)(2,161,552)
Proceeds from sale of investments990,3972,868,9755,669,158
Investments in certificates of deposits(50,000)  
Proceeds from redemption of certificates of deposit 202,545402,005
Purchases of property and equipment(1,241,388)(1,681,740)(2,229,274)
Acquisition of the assets of First Juice  (270,000)
Net cash provided by (used in) investing activities(2,107,555)(419,390)1,410,337
Cash flows from financing activities:   
Proceeds of note payable1,000,000250,000250,000
Checks written in excess of bank balances(470,223)659,125998,234
Purchases of treasury stock(1,022,429)(2,059,911)(2,666,288)
Repayment of notes payable(2,361,553)(2,175,773)(3,008,694)
Net cash used in financing activities(2,854,205)(3,326,559)(4,426,748)
Net (decrease) increase in cash and cash equivalents(2,369,256)219,2502,599,532
Cash and cash equivalents at the beginning of the period3,229,939630,407630,407
Cash and cash equivalents at the end of the period$ 860,683$ 849,657$ 3,229,939