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Organization and Summary of Accounting Policies - Organization (Details)
Dec. 31, 2020
surgical_facility
state
Aug. 31, 2017
Product Information [Line Items]    
Number of States in which entity operates | state 30  
Number of surgical facilities owned 127  
Number of surgical facilities owned, majority interest 84  
Number of surgical facilities owned, consolidated 107  
Facilities, Ambulatory Surgery Centers    
Product Information [Line Items]    
Number of surgical facilities owned 110  
Facilities, Surgical Hospitals    
Product Information [Line Items]    
Number of surgical facilities owned 17  
Bain Capital | Surgery Partners, Inc    
Product Information [Line Items]    
Percentage of voting interest held 67.00% 65.70%