v2.4.0.8
Patient Transport Revenue Recognition (Details) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Revenue from External Customer [Line Items]      
Allowance for uncompensated care as a percentage of receivables from non-governmental payers (in hundredths) 39.20% 40.10%  
Allowances for contractual discounts and uncompensated care [Abstract]      
Allowance for contractual discounts $ 183,106 $ 134,257  
Allowance for uncompensated care 118,612 121,623  
Total 301,718 255,880  
Patient transport revenue, net of provision for contractual discounts 971,535 910,939 625,182
Third-Party Payers
     
Allowances for contractual discounts and uncompensated care [Abstract]      
Patient transport revenue, net of provision for contractual discounts 726,111 693,395 481,589
Self-pay patients
     
Allowances for contractual discounts and uncompensated care [Abstract]      
Patient transport revenue, net of provision for contractual discounts $ 245,424 $ 217,544 $ 143,593