Related Party Transactions - Due to Affiliates (Details) - USD ($) $ in Thousands	Jun. 30, 2021	Dec. 31, 2020
Related Party Transaction [Line Items]
Due to affiliates	$ 11,623	$ 4,868
Other general and administrative expenses
Related Party Transaction [Line Items]
Due to affiliates	4,661	2,205
Advanced organization expenses
Related Party Transaction [Line Items]
Due to affiliates	1,474	1,210
Advanced offering costs
Related Party Transaction [Line Items]
Due to affiliates	3,853	931
Distributions payable
Related Party Transaction [Line Items]
Due to affiliates	825	503
Performance participation allocation
Related Party Transaction [Line Items]
Due to affiliates	791	0
Share-based compensation payable
Related Party Transaction [Line Items]
Due to affiliates	19	19
Accrued management fee(1)
Related Party Transaction [Line Items]
Due to affiliates	$ 0	$ 0