Subsequent Events (Details) $ / shares in Units, shares in Millions		6 Months Ended
	Jul. 26, 2020 USD ($) extension_option community $ / shares shares	Jun. 30, 2020 USD ($) $ / shares	Dec. 31, 2019 $ / shares
Subsequent Event [Line Items]
Aggregate minimum rent amount		$ 1,878,787,000
Capital expenditures incurred but not yet paid		$ 50,000,000
Common stock, par value (in dollars per share) | $ / shares		$ 0.01	$ 0.01
Ventas, Inc | Subsequent Event
Subsequent Event [Line Items]
Term of extensions	10 years
Number of communities leased | community	120
Aggregate minimum rent amount	$ 100,000,000
Reduction in rent amount to be paid	$ 83,000,000
Annual escalator rate	3.00%
Term of lease	24 months
Number of extensions | extension_option	2
Capital expenditures incurred but not yet paid	$ 37,800,000
Minimum tangible net worth	600,000,000
Control fees	$ 25,000,000
Number of owned communities transferred | community	5
Extinguishment of debt	$ 78,000,000
Cash payments to related party	115,000,000
Deposit disbursements	42,400,000
Repayments of lines of credit	4,200,000
Community Level Basis | Ventas, Inc | Subsequent Event
Subsequent Event [Line Items]
Escrow amount	1,500
Aggregate Community Basis | Ventas, Inc | Subsequent Event
Subsequent Event [Line Items]
Escrow amount	$ 3,600
Disbursement Multiplier | Ventas, Inc | Subsequent Event
Subsequent Event [Line Items]
Annual escalator rate	50.00%
Multiplier Percentage | Ventas, Inc | Subsequent Event
Subsequent Event [Line Items]
Annual escalator rate	4.50%
Unsecured Debt | Ventas, Inc | Subsequent Event
Subsequent Event [Line Items]
Debt face amount	$ 45,000,000
Interest rate, stated percentage	9.00%
Interest rate percentage increase per anniversary	0.50%
The Warrant | Ventas, Inc | Subsequent Event
Subsequent Event [Line Items]
Number of shares authorized to be purchased | shares	16.3
Common stock, par value (in dollars per share) | $ / shares	$ 0.01
Share price (in usd per share) | $ / shares	$ 3.00
Shares voting percentage ownership cap	9.60%