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Other Charges And Income	6 Months Ended
Other Charges And Income	Jun. 30, 2011
Other Charges And Income
Other Charges And Income	7. OTHER CHARGES AND INCOME Lease Termination Charge During the fourth quarter of 2010, the Company determined that it would no longer use a leased facility in Irvine, California. The termination of this lease resulted in a charge of approximately $0.7 million, which was paid in the first quarter of 2011. Acquisition-Related Costs During the second quarter of 2011, the Company incurred approximately $0.4 million of pre-acquisition due diligence costs including accounting and legal fees.