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Exit Activities	12 Months Ended
Exit Activities	Dec. 31, 2011
Restructuring and Related Activities [Abstract]
Exit Activities	EXIT ACTIVITIES During 2009, in our continuing effort to reduce company-wide expenses, we eliminated 21 full-time positions, 90% in the United States and 10% internationally. We recorded severance and benefits charges totaling $0.6 million during the year ended December 31, 2009. Of this $0.6 million, $0.3 million was recorded as research, development and engineering expenses, $0.2 million as cost of sales and the remaining $0.1 million as selling, general and administrative expenses. For the years December 31, 2011 and 2010, there were no exit activity liabilities.

The entire disclosure for restructuring and related activities. Description of restructuring activities such as exit and disposal activities, include facts and circumstances leading to the plan, the expected plan completion date, the major types of costs associated with the plan activities, total expected costs, the accrual balance at the end of the period, and the periods over which the remaining accrual will be settled.

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