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Shares Repurchased	3 Months Ended
Shares Repurchased	Mar. 31, 2012
Shares Repurchased [Abstract]
Shares Repurchased	8. Shares Repurchased During the three months ended March 31, 2012 and 2011, the Company repurchased 157,080 and 309,502 shares of its Company stock for an aggregate price of $995 and $1,599, respectively. The shares repurchased related to the vesting of restricted stock granted to employees.