Condensed Consolidated Balance Sheets (USD $)
In Thousands, unless otherwise specified
Sep. 30, 2012
Dec. 31, 2011
Current assets:    
Cash and cash equivalents $ 1,456 $ 1,709
Accounts receivable, net of allowance of $127 and $102 2,424 1,966
Inventory 2,805 2,386
Prepaid expenses and other current assets 130 204
Total current assets 6,815 6,265
Fixed assets, net of accumulated depreciation of $1,721 and $1,648 562 844
Other assets 652 548
Total assets 8,029 7,657
Current liabilities:    
Accounts payable 1,347 1,278
Accrued expenses 898 1,323
Taxes payable 39 64
Other current liabilities 52 48
Total current liabilities 2,336 2,713
Long-term liabilities - other 500 539
Shareholders' equity:    
Common stock, no par value: Authorized - 100,000,000; issued and outstanding shares - 38,538,640 and 32,100,882 shares, respectively 52,904 50,090
Additional paid-in capital 7,508 7,116
Accumulated other comprehensive income 457 420
Accumulated deficit (55,676) (53,221)
Total shareholders' equity 5,193 4,405
Total liabilities and shareholders' equity $ 8,029 $ 7,657