Bank Borrowings	12 Months Ended
Dec. 31, 2011
Bank Borrowings [Abstract]
Bank Borrowings	10. Bank Borrowings The Company has a Loan and Security Agreement ("Loan Agreement") with Silicon Valley Bank ("Lender") providing for a $5.0 million secured revolving loan facility, with availability in certain circumstances, subject to an accounts receivable borrowing base formula. As of December 31, 2011, no funds have been requested or made available under the Loan Agreement. Borrowings under the revolving loan facility accrue interest at a per annum rate equal to the Lender's prime rate as in effect from time to time plus a margin, subject to a minimum interest rate of 4.00%. Interest on borrowings under the revolving loan facility is payable monthly. The Company may borrow, repay and reborrow funds under the revolving loan facility until June 11, 2012, at which time the revolving loan facility matures and all outstanding amounts must be repaid. In certain circumstances, the Company may be required to immediately repay principal amounts outstanding when it receives payments on its accounts receivable. On June 11, 2011, the Company paid the annual non refundable commitment fee of $12,500. In the event the Company elects to terminate the revolving loan facility before the maturity date, the Company is required to pay a fee in the amount of $50,000. All obligations under the Loan Agreement are secured by substantially all of the property of the Company, excluding the Company's intellectual property but including any proceeds derived from the Company's intellectual property. The Loan Agreement contains covenants that include, among others, covenants that limit the Company's and its subsidiaries' ability to dispose of assets, enter into mergers or acquisitions, incur indebtedness, incur liens, pay dividends or make distributions on the Company's capital stock, make investments or loans, and enter into certain affiliate transactions, in each case subject to customary exceptions for a credit facility of this size and type. The Loan Agreement also contains a financial covenant requiring the Company to maintain a certain adjusted quick ratio. As of December 31, 2011, the Company was in compliance with all loan covenants.

Bank Borrowings

12 Months Ended

Dec. 31, 2011

10. Bank Borrowings

The Company has a Loan and Security Agreement ("Loan Agreement") with Silicon Valley Bank ("Lender") providing for a $5.0 million secured revolving loan facility, with availability in certain circumstances, subject to an accounts receivable borrowing base formula. As of December 31, 2011, no funds have been requested or made available under the Loan Agreement.

Borrowings under the revolving loan facility accrue interest at a per annum rate equal to the Lender's prime rate as in effect from time to time plus a margin, subject to a minimum interest rate of 4.00%. Interest on borrowings under the revolving loan facility is payable monthly. The Company may borrow, repay and reborrow funds under the revolving loan facility until June 11, 2012, at which time the revolving loan facility matures and all outstanding amounts must be repaid. In certain circumstances, the Company may be required to immediately repay principal amounts outstanding when it receives payments on its accounts receivable. On June 11, 2011, the Company paid the annual non refundable commitment fee of $12,500. In the event the Company elects to terminate the revolving loan facility before the maturity date, the Company is required to pay a fee in the amount of $50,000.

All obligations under the Loan Agreement are secured by substantially all of the property of the Company, excluding the Company's intellectual property but including any proceeds derived from the Company's intellectual property.

The Loan Agreement contains covenants that include, among others, covenants that limit the Company's and its subsidiaries' ability to dispose of assets, enter into mergers or acquisitions, incur indebtedness, incur liens, pay dividends or make distributions on the Company's capital stock, make investments or loans, and enter into certain affiliate transactions, in each case subject to customary exceptions for a credit facility of this size and type. The Loan Agreement also contains a financial covenant requiring the Company to maintain a certain adjusted quick ratio. As of December 31, 2011, the Company was in compliance with all loan covenants.