Debt and Preferred Equity Investments - Investment In Financing Receivable (Details) - USD ($) $ in Thousands	Jun. 30, 2022	Dec. 31, 2021
Financing Receivable, Credit Quality Indicator [Line Items]
Carrying value	$ 1,134,080	$ 1,088,723
2022	0
2021	144,767
2020	299,909
Prior	689,404
1 - Low Risk Assets - Low probability of loss
Financing Receivable, Credit Quality Indicator [Line Items]
Carrying value	490,616	644,489
2022	0
2021	144,767
2020	161,523
Prior	184,326
2 - Watch List Assets - Higher potential for loss
Financing Receivable, Credit Quality Indicator [Line Items]
Carrying value	636,574	437,344
2022	0
2021	0
2020	138,386
Prior	498,188
3 - High Risk Assets - Loss more likely than not
Financing Receivable, Credit Quality Indicator [Line Items]
Carrying value	6,890	$ 6,890
2022	0
2021	0
2020	0
Prior	$ 6,890