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CONSOLIDATED BALANCE SHEETS (Parenthetical) (USD $) In Thousands, unless otherwise specified | Jun. 30, 2012 | Dec. 31, 2011
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CONSOLIDATED BALANCE SHEETS |  |
Accounts receivable, allowance | $ 33 | $ 18
Inventories, reserves | 83 | 85
Common Stock, shares authorized (in shares) | 10,000 | 10,000
Common Stock, issued shares (in shares) | 5,556 | 5,527
Common Stock, outstanding shares (in shares) | 5,556 | 5,527
Assets of the consolidated variable interest entity | 11,383 | 11,771
Liabilities of the consolidated variable interest entity | $ 1,928 | $ 2,186

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