| http://www.w3.org/ns/prov#value | - We recorded $45,000 and $88,000 of employee stock option expense both during the three-month and six-month periods ended June 30, 2010, respectively, and $0.2 million and $0.4 million, respectively, for the same periods in 2009.Employee stock option expense relates to options granted to recruit and retain directors, officers and other employees.
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