Debt and Preferred Equity Investments - Preferred Equity Investments (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2021	Dec. 31, 2020
Preferred equity investment
Mortgage loans on real estate, interest rate	6.52%
Carrying value	$ 1,088,723	$ 1,076,542
Preferred Equity June 2022
Preferred equity investment
Future Funding Obligations	0
Senior Financing	1,712,750
Carrying value	160,772	154,691
Preferred Equity, February 2027
Preferred equity investment
Future Funding Obligations	0
Senior Financing	250,000
Carrying value	$ 112,234	105,095
Preferred equity investments
Preferred equity investment
Mortgage loans on real estate, interest rate	9.87%
Future Funding Obligations	$ 0
Senior Financing	1,962,750
Carrying value	273,006	259,786
Allowance for loan loss	0	0
Total after allowance for loan loss	$ 273,006	$ 259,786

Loans and Leases Receivable, Funding Obligation

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Amount as of the balance sheet date of debt which holds a position senior to the entity's investment in a mortgage loan on real estate.

+ References

No definition available.

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Interest rate of mortgage loan within investment in mortgage loan on real estate by entity with substantial portion of business acquiring and holding investment real estate or interest in real estate.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher SEC
-Name Regulation S-X (SX)
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-Paragraph 1
-Subparagraph (SX 210.12-29(Column B))
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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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- Definition

Amount of allowance for credit loss on financing receivable. Excludes allowance for financing receivable covered under loss sharing agreement.

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The balance represents the amount of loans that are secured by real estate mortgages, offset by the reserve to cover probable credit losses on the loan portfolio.

+ References

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-Publisher FASB
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- Definition

Amount, after allowance for credit loss, of financing receivable. Excludes financing receivable covered under loss sharing agreement.

+ References

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-Publisher FASB
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