COVID-19 Pandemic - Narrative (Details) - USD ($)		1 Months Ended	12 Months Ended		24 Months Ended
	Jul. 01, 2021	Dec. 31, 2021	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2021
Unusual or Infrequent Item, or Both [Line Items]
Facility operating expense			$ 47,700,000	$ 125,500,000	$ 173,200,000
Revenue from government grants			1,700,000	5,900,000
CARES Act
Unusual or Infrequent Item, or Both [Line Items]
Non-cash asset impairment charges			23,000,000	105,600,000
Proceeds from recoupment of accelerated/advanced payments			20,800,000
Employer portion of payroll taxes delayed		$ 31,600,000	$ 31,600,000	72,700,000	$ 31,600,000
Payment of payroll taxes		$ 31,600,000
Employee retention credit, percent of wages		50.00%	50.00%		50.00%
Maximum credit amount per employee			$ 5,000
Employee Retention Credit, Amount Recognized			9,900,000
Employee retention credit, amount received			3,400,000
CARES Act | Prepaid Expenses and Other Current Assets
Unusual or Infrequent Item, or Both [Line Items]
Employee retention credit, amount received			6,500,000
CARES Act | Accelerated and Advance Payment Program
Unusual or Infrequent Item, or Both [Line Items]
Amount received from Accelerated and Advance Payment Program			3,100,000	$ 87,500,000
CARES Act | The Continuing Appropriations Act, 2021 and Other Extensions Act
Unusual or Infrequent Item, or Both [Line Items]
Recoupment of accelerated/advanced payments start				1 year
CARES Act | The Continuing Appropriations Act, 2021 and Other Extensions Act | Period One
Unusual or Infrequent Item, or Both [Line Items]
Payments for recoupment of accelerated/advanced payments rate				25.00%
Recoupment of accelerated/advanced payments period				11 months
CARES Act | The Continuing Appropriations Act, 2021 and Other Extensions Act | Period Two
Unusual or Infrequent Item, or Both [Line Items]
Payments for recoupment of accelerated/advanced payments rate				50.00%
Loans Insured or Guaranteed by US Government Authorities | CARES Act
Unusual or Infrequent Item, or Both [Line Items]
Relief received from Provider Relief Fund			800,000	$ 109,800,000
Health Care Services | CARES Act | Accelerated and Advance Payment Program
Unusual or Infrequent Item, or Both [Line Items]
Amount received from Accelerated and Advance Payment Program				75,200,000
CCRC Venture | CARES Act
Unusual or Infrequent Item, or Both [Line Items]
Medicare advance payments		$ 3,100,000	$ 3,100,000		$ 3,100,000
CCRC Venture | CARES Act | Accelerated and Advance Payment Program
Unusual or Infrequent Item, or Both [Line Items]
Amount received from Accelerated and Advance Payment Program				$ 12,300,000
Securities Purchase Agreement | HCA Healthcare, Inc. | Health Care Services
Unusual or Infrequent Item, or Both [Line Items]
Percentage of ownership sold in transaction	80.00%
Medicare advance payments	$ 63,600,000
Employer portion of payroll taxes delayed	$ 9,600,000