Goodwill and Intangible Assets - Summary of Intangible Assets, Net (Details) - USD ($) $ in Thousands	Sep. 30, 2023	Dec. 31, 2022
Finite-Lived Intangible Assets, Net [Abstract]
Gross carrying amount	$ 31,919	$ 29,075
Accumulated amortization	(13,358)	(11,118)
Net carrying amount	$ 18,561	$ 17,957
Payor contracts
Finite-Lived Intangible Assets [Line Items]
Weighted average amortization period	13 years	10 years
Finite-Lived Intangible Assets, Net [Abstract]
Gross carrying amount	$ 22,191	$ 19,400
Accumulated amortization	(9,503)	(8,038)
Net carrying amount	$ 12,688	$ 11,362
Trade names
Finite-Lived Intangible Assets [Line Items]
Weighted average amortization period	10 years	10 years
Finite-Lived Intangible Assets, Net [Abstract]
Gross carrying amount	$ 6,650	$ 6,650
Accumulated amortization	(2,431)	(1,941)
Net carrying amount	$ 4,219	$ 4,709
Clinical contracts and noncompete agreements
Finite-Lived Intangible Assets [Line Items]
Weighted average amortization period	8 years	8 years
Finite-Lived Intangible Assets, Net [Abstract]
Gross carrying amount	$ 3,078	$ 3,025
Accumulated amortization	(1,424)	(1,139)
Net carrying amount	$ 1,654	$ 1,886