Schedule IV (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
	Mar. 31, 2020	Sep. 30, 2020
Mortgage Loans on Real Estate [Line Items]
current interest rate	8.48%	8.50%
Deferred interest rate	3.85%	3.84%
Mortgage Loans on Real Estate, Carrying Amount of Mortgages		$ 309,601