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EMPLOYEE 401(K) PLAN	12 Months Ended
EMPLOYEE 401(K) PLAN	Dec. 31, 2011
Compensation and Retirement Disclosure [Abstract]
Employee 401(k) Plan	Employee 401(k) Plan The Company maintains a 401(k) plan for employees under which the Company currently matches 50% of a plan participant’s contribution up to 6% of the employee’s annual salary. A plan participant may contribute up to a maximum of 15% of their compensation up to $16,500 for the year ended December 31, 2011. The Company contributed $0.2 million for each of the years ended December 31, 2011, 2010 and 2009.

The entire disclosure for pension and other postretirement benefits.

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