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CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $)
12 Months Ended
Dec. 31, 2011
Dec. 31, 2010
Cash flows from operating activities:    
Net income $ 2,335,058 $ 1,941,163
Adjustment to reconcile net income to net cash provided by operations:    
Depreciation and amortization 754,854 689,379
Deferred income taxes 231,040 (92,500)
Stock based compensation 395,100 378,845
Other operating noncash items (17,989) 93,035
Changes in assets and liabilities:    
Accounts receivable (307,365) (124,255)
Inventories (1,849,295) (1,113,687)
Other assets 41,594 78,188
Prepaid expenses and other current assets (134,238) 214,454
Receivables due from affiliated companies (282,394) 24,436
Accounts payable and other accrued expenses (545,402) 63,155
Net cash provided by operating activities 620,963 2,152,213
Cash flows from investing activities:    
Purchases of property, plant and equipment (472,005) (632,110)
Trademarks, trade names and patents, net   (177,036)
Contributions from (to) joint venture from non-controlling partner 36,842 (97,927)
Net cash used in investing activities (435,163) (907,073)
Cash flows from financing activities:    
Net borrowings (repayments) under revolving line of credit 850,000 (250,000)
Proceeds from notes payable related party   471,950
Repayments of notes payable related party (471,950)  
Proceeds from long-term debt 2,430,000  
Payments on long-term debt (3,088,320) (452,147)
Redemption of warrants   (901,950)
Proceeds from exercise of stock options 65,125 7,085
Net cash used in financing activities (215,145) (1,125,062)
Change in cash prior to effect of exchange rate on cash (29,345) 120,078
Effect of exchange rate on cash (342) (7)
Net (decrease) increase in cash (29,687) 120,071
Cash at beginning of period 615,044 494,973
Cash at end of period 585,357 615,044
Supplemental disclosure of cash transactions:    
Cash paid for interest during period 163,716 103,662
Cash paid for income taxes during period 1,335,141 737,383
Assets contributed to consolidated joint venture by noncontrolling partner    
Assets contributed to consolidated joint venture by noncontrolling partner   478,004
Patents
   
Assets contributed to consolidated joint venture by noncontrolling partner    
Assets contributed to consolidated joint venture by noncontrolling partner   440,339
Inventory
   
Assets contributed to consolidated joint venture by noncontrolling partner    
Assets contributed to consolidated joint venture by noncontrolling partner   22,965
Equipment
   
Assets contributed to consolidated joint venture by noncontrolling partner    
Assets contributed to consolidated joint venture by noncontrolling partner   $ 14,700