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NATURE OF BUSINESS AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details) (USD $) | 12 Months Ended |
--- | --- | ---
Dec. 31, 2012 item | Dec. 31, 2011 item
Accounts Receivable and Allowance for Doubtful Accounts |  |
Allowance for uncollectible accounts | $ 157,000 | $ 122,000
Inventories |  |
Raw materials | 13,325,525 | 13,056,955
Work in process | 2,704,653 | 3,202,002
Finished goods | 3,108,839 | 3,880,764
Reserves | (1,474,155) | (1,110,128)
Total | 17,664,862 | 19,029,593
Property, Equipment and Depreciation |  |
Accumulated Depreciation | (17,411,472) | (15,943,094)
Net Property and Equipment | 11,566,315 | 9,083,874
Land |  |
Property, Equipment and Depreciation |  |
Property and equipment | 375,000 | 260,000
Assets Held for Sale |  |
Assets held for sale | 12,500 | 12,500
Building and Leasehold Improvements |  |
Property, Equipment and Depreciation |  |
Property and equipment | 8,997,813 | 6,370,570
Buildings |  |
Property, Equipment and Depreciation |  |
Estimated useful lives | 39 years |
Assets Held for Sale |  |
Assets held for sale | 117,003 | 244,003
Number of assets held for sale | 1 | 1
Impairment charges recognized | 127,000 | 53,000
Leasehold improvements | Minimum |  |
Property, Equipment and Depreciation |  |
Estimated useful lives | 3 years |
Leasehold improvements | Maximum |  |
Property, Equipment and Depreciation |  |
Estimated useful lives | 15 years |
Manufacturing equipment |  |
Property, Equipment and Depreciation |  |
Property and equipment | 15,065,683 | 14,156,261
Manufacturing equipment | Minimum |  |
Property, Equipment and Depreciation |  |
Estimated useful lives | 3 years |
Manufacturing equipment | Maximum |  |
Property, Equipment and Depreciation |  |
Estimated useful lives | 7 years |
Office and other equipment |  |
Property, Equipment and Depreciation |  |
Property and equipment | $ 4,539,291 | $ 4,240,137
Office and other equipment | Minimum |  |
Property, Equipment and Depreciation |  |
Estimated useful lives | 3 years |
Office and other equipment | Maximum |  |
Property, Equipment and Depreciation |  |
Estimated useful lives | 7 years |

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