Property and Equipment, net - Principal Categories of Property and Equipment (Details) - USD ($) $ in Thousands	Sep. 30, 2025	Dec. 31, 2024
Property, Plant and Equipment
Total cost	$ 112,851	$ 103,204
Less: accumulated depreciation	(30,030)	(25,271)
Total property and equipment, net	$ 82,821	77,933
Buildings and improvements
Property, Plant and Equipment
Useful Life (years)	39 years
Total cost	$ 25,613	19,650
Land
Property, Plant and Equipment
Total cost	6,537	4,410
Leasehold improvements
Property, Plant and Equipment
Total cost	$ 28,375	28,126
Leasehold improvements | Minimum
Property, Plant and Equipment
Useful Life (years)	10 years
Leasehold improvements | Maximum
Property, Plant and Equipment
Useful Life (years)	39 years
Construction in progress
Property, Plant and Equipment
Total cost	$ 1,764	1,892
Medical equipment
Property, Plant and Equipment
Useful Life (years)	10 years
Total cost	$ 35,297	35,395
Office furniture and equipment
Property, Plant and Equipment
Useful Life (years)	7 years
Total cost	$ 5,300	3,985
Computer hardware and software
Property, Plant and Equipment
Useful Life (years)	5 years
Total cost	$ 7,750	7,579
Vehicles
Property, Plant and Equipment
Useful Life (years)	5 years
Total cost	$ 94	95
Signage
Property, Plant and Equipment
Useful Life (years)	10 years
Total cost	$ 2,121	$ 2,072