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CONSOLIDATED BALANCE SHEETS (Parenthetical) (USD $) In Thousands, unless otherwise specified | Dec. 31, 2011 | Dec. 31, 2010
--- | --- | ---
CURRENT ASSTS: |  |
Trade receivables, allowances (in dollars) | $ 464 | $ 593
OTHER ASSETS: |  |
Intangibles, accumulated amortization (in dollars) | 10,215 | 6,695
Developed Technology accumulated amortization | $ 4,759 | $ 2,301
STOCKHOLDERS' EQUITY: |  |
Preferred stock, shares authorized | 5,000 | 5,000
Preferred stock, shares issued | 0 | 0
Common stock, shares authorized | 100,000 | 100,000
Common stock, shares issued | 42,008 | 35,496

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