Annual report pursuant to Section 13 and 15(d)

Consolidated Balance Sheets (Parenthetical)

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Consolidated Balance Sheets (Parenthetical) (USD $)
In Thousands, except Share data, unless otherwise specified
Dec. 31, 2011
Dec. 31, 2010
Consolidated Balance Sheets [Abstract]    
Patient accounts receivable, allowance for uncollectible accounts $ 10,692 $ 9,769
Property, building and equipment, accumulated depreciation 28,073 21,693
Intangible assets, accumulated amortization $ 2,325 $ 1,499
Common stock, par value $ 0.01 $ 0.01
Common stock, shares authorized 40,000,000 40,000,000
Common stock, shares issued 21,374,264 21,180,286
Common stock, shares outstanding 18,298,659 18,172,022
Treasury stock at cost, shares 3,075,605 3,008,264