Senior Housing Operating Portfolio Formation Activities (Details)	12 Months Ended
	Dec. 31, 2022 USD ($) property facility jointVenture bedOrUnitInTheProperty	Apr. 01, 2022 property
Senior Housing Operating Portfolio Formation Activities [Line Items]
Properties | property	160
Number of joint ventures | jointVenture	2
Annual fixed preferred return	$ 10,200,000
New Venture
Senior Housing Operating Portfolio Formation Activities [Line Items]
Interest of an aggregate blended common equity the company owns	89.00%
Minimum
Senior Housing Operating Portfolio Formation Activities [Line Items]
Management fee multiplier	$ 1,000
SHOP
Senior Housing Operating Portfolio Formation Activities [Line Items]
Preferred interest	65.00%
Common equity interest	35.00%
SHOP | New Venture
Senior Housing Operating Portfolio Formation Activities [Line Items]
Ownership percentage	100.00%
Merrill Gardens Managed Portfolio
Senior Housing Operating Portfolio Formation Activities [Line Items]
Cash contributed for its common equity interest in the venture	$ 10,600,000
Management fee	5.00%
Real estate services fee	5.00%
Discovery Managed Portfolio
Senior Housing Operating Portfolio Formation Activities [Line Items]
Cash contributed for its common equity interest in the venture	$ 1,100,000
Management fee	5.00%
Independent Living Facilities
Senior Housing Operating Portfolio Formation Activities [Line Items]
Number of joint ventures | jointVenture	2
Independent Living Facilities | SHOP
Senior Housing Operating Portfolio Formation Activities [Line Items]
Properties	15	15
Independent Living Facilities | Merrill Gardens Managed Portfolio
Senior Housing Operating Portfolio Formation Activities [Line Items]
Properties | bedOrUnitInTheProperty	6
Independent Living Facilities | Discovery Managed Portfolio
Senior Housing Operating Portfolio Formation Activities [Line Items]
Properties | bedOrUnitInTheProperty	9