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Consolidated Balance Sheets Balance Sheet Parenthetical (USD $)
In Thousands, except Share data, unless otherwise specified
Dec. 31, 2013
Dec. 31, 2012
Allowance for Doubtful Accounts Receivable, Current $ 2,872 $ 3,516
Common Stock, Par or Stated Value Per Share $ 0.02 $ 0.02
Common Stock, Shares Authorized 200,000,000 200,000,000
Common Stock, Shares, Issued 46,750,002 47,899,584
Common Stock, Shares, Outstanding 45,101,389 46,349,411
Treasury Stock, Shares 1,648,613 1,550,173
Preferred Stock, Par or Stated Value Per Share $ 0.02 $ 0.02
Preferred Stock, Shares Authorized 6,000,000 6,000,000
Preferred Stock, Shares Issued 0 0
Preferred Stock, Shares Outstanding 0 0