Description of the Business (Details)	3 Months Ended
	Mar. 31, 2023 state subsidiary clinic oncologist
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Number of wholly-owned subsidiaries | subsidiary	3
Minimum number of oncologists and mid-level professionals within three states | oncologist	98
Minimum number of clinic locations within three states | clinic	62
Number of states in which entity operates | state	5