Leases - Narrative (Details)	12 Months Ended
	Dec. 31, 2023 lease community
Lessee, Lease, Description [Line Items]
Number of communities leased | community	277
Number of operating communities leased	263
Number of financing communities leased	14
Operating lease, weighted average remaining lease term (in years)	5 years 8 months 12 days
Finance lease, weighted average remaining lease term (in years)	2 years 3 months 18 days
Operating lease, weighted average discount rate (as percent)	8.40%
Finance lease, weighted average discount rate (as percent)	10.30%
Minimum
Lessee, Lease, Description [Line Items]
Renewal term (in years)	5 years
Maximum
Lessee, Lease, Description [Line Items]
Renewal term (in years)	20 years