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CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical) (USD $)
Dec. 31, 2013
Dec. 31, 2012
Statement of Financial Position [Abstract]    
Allowance for Doubtful Accounts Receivable, Current $ 3,067,000 $ 3,970,000
Stockholders’ Equity:    
Preferred Stock, par value (in dollars per share) $ 0.01 $ 0.01
Preferred Stock, shares authorized (in shares) 1,000,000 1,000,000
Preferred Stock, shares issued (in shares) 0 0
Preferred Stock, shares outstanding (in shares) 0 0
Common Stock, par value (in dollars per share) $ 0.01 $ 0.01
Common Stock, shares authorized (in shares) 75,000,000 75,000,000
Common Stock, shares issued (in shares) 53,926,525 52,960,570
Common Stock: shares outstanding (in shares) 53,926,525 52,960,570