Income Taxes - Narrative (Details) $ in Thousands	3 Months Ended
	Mar. 31, 2021 USD ($)
Operating Loss Carryforwards [Line Items]
Operating loss carryforwards, no expiration	$ 14,600
Operating loss carryforwards, subject to expiration	900
Change in valuation	23
Taxable REIT Subsidiaries
Operating Loss Carryforwards [Line Items]
Net operating loss carryforwards	15,500
Capital losses	$ 14,300