XML 36 R26.htm IDEA: XBRL DOCUMENT v3.22.2.2
Organization and Summary of Accounting Policies - Schedule of Revenues by Service Type (Details) - Revenue Source - Revenue
3 Months Ended 9 Months Ended
Sep. 30, 2022
Sep. 30, 2021
Sep. 30, 2022
Sep. 30, 2021
Revenue from External Customer [Line Items]        
Revenue by service type as a proportion of total revenues (as a percent) 100.00% 100.00% 100.00% 100.00%
Patent service revenues        
Revenue from External Customer [Line Items]        
Revenue by service type as a proportion of total revenues (as a percent) 98.30% 98.60% 98.50% 98.60%
Surgical Facility Services        
Revenue from External Customer [Line Items]        
Revenue by service type as a proportion of total revenues (as a percent) 95.60% 95.60% 95.70% 95.50%
Ancillary Services        
Revenue from External Customer [Line Items]        
Revenue by service type as a proportion of total revenues (as a percent) 2.70% 3.00% 2.80% 3.10%
Other service revenues        
Revenue from External Customer [Line Items]        
Revenue by service type as a proportion of total revenues (as a percent) 1.70% 1.40% 1.50% 1.40%