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Organization and Summary of Accounting Policies - Schedule of Revenues by Service Type (Details) - Revenue Source - Revenue
3 Months Ended
Mar. 31, 2024
Mar. 31, 2023
Revenue from External Customer [Line Items]    
Revenue by service type as a proportion of total revenues (percent) 100.00% 100.00%
Patent service revenues    
Revenue from External Customer [Line Items]    
Revenue by service type as a proportion of total revenues (percent) 98.30% 98.50%
Surgical Facility Services    
Revenue from External Customer [Line Items]    
Revenue by service type as a proportion of total revenues (percent) 94.90% 96.00%
Ancillary Services    
Revenue from External Customer [Line Items]    
Revenue by service type as a proportion of total revenues (percent) 3.40% 2.50%
Other service revenues    
Revenue from External Customer [Line Items]    
Revenue by service type as a proportion of total revenues (percent) 1.70% 1.50%