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CONSOLIDATED BALANCE SHEETS (Parenthetical) (USD $)
In Thousands, except Share data, unless otherwise specified
Dec. 31, 2013
Dec. 31, 2012
Statement Of Financial Position [Abstract]    
Allowance for doubtful accounts, patient accounts receivable $ 1,430 $ 1,595
Allowance for doubtful accounts, accounts receivable - other $ 198 $ 514
Preferred stock, par value $ 0.01 $ 0.01
Preferred stock, shares authorized 500,000 500,000
Preferred stock, shares issued 0 0
Preferred stock, shares outstanding 0 0
Common stock, par value $ 0.01 $ 0.01
Common stock, shares authorized 20,000,000 20,000,000
Common stock, shares issued 14,315,882 14,129,651
Treasury stock, shares 2,214,737 2,214,737