Commitments and Contingencies - Summary of Commitments (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2019 USD ($)
Commitments and Contingencies
Investment Commitment	$ 79,716
2019 Funding	18,150
Total Commitments funded	26,368
Remaining commitment	53,348
Real estate properties
Commitments and Contingencies
Investment Commitment	41,266
2019 Funding	13,847
Total Commitments funded	18,361
Remaining commitment	22,905
Accrued incentives and earn-out liabilities
Commitments and Contingencies
Investment Commitment	9,000
Remaining commitment	9,000
Mortgage loans
Commitments and Contingencies
Investment Commitment	27,200
2019 Funding	2,264
Total Commitments funded	5,944
Remaining commitment	21,256
Commitments To Expand and Renovate Properties
Commitments and Contingencies
Investment Commitment	9,200
Contingent Funding Commitments
Commitments and Contingencies
Investment Commitment	18,000
Notes receivable
Commitments and Contingencies
Investment Commitment	2,250
2019 Funding	2,039
Total Commitments funded	2,063
Remaining commitment	$ 187