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Property And Equipment, Net (Tables)
12 Months Ended
Dec. 31, 2011
Property And Equipment, Net [Abstract]  
Schedule Of Property And Equipment, Net
     2011     2010  
     (In thousands)  

Land and improvements

   $ 3,111      $ 3,111   

Building and improvements

     25,185        24,128   

Medical rental equipment

     1,042,806        943,879   

Equipment, furniture and other

     200,532        197,118   
  

 

 

   

 

 

 
     1,271,634        1,168,236   

Less accumulated depreciation

     (920,909     (829,458
  

 

 

   

 

 

 

Property and equipment, net

   $ 350,725      $ 338,778