v2.4.0.8
Document and Entity Information
9 Months Ended
Sep. 30, 2015
Oct. 31, 2015
Class A
Oct. 31, 2015
Class B
Oct. 31, 2015
Class C
Oct. 31, 2015
Class D
Document Information [Line Items]          
Document Type 10-Q        
Amendment Flag false        
Document Period End Date Sep. 30, 2015        
Document Fiscal Year Focus 2015        
Document Fiscal Period Focus Q3        
Trading Symbol UHS        
Entity Registrant Name UNIVERSAL HEALTH SERVICES INC        
Entity Central Index Key 0000352915        
Current Fiscal Year End Date --12-31        
Entity Filer Category Large Accelerated Filer        
Entity Common Stock, Shares Outstanding   6,595,308 91,189,549 663,940 23,742