Loans Portfolio - Summary of Interest and Accretion Income from Loans Receivable (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Receivables [Abstract]
Coupon interest	$ 92,461	$ 98,123	$ 178,645	$ 197,858
Interest on cash and cash equivalents	341	8	343	27
Accretion of fees	6,191	6,516	10,699	12,565
Total interest and related income	$ 98,993	$ 104,647	$ 189,687	$ 210,450

The amount of interest income and other income recognized during the period. Included in this element is interest derived from investments in debt securities, cash and cash equivalents, and other investments which reflect the time value of money or transactions in which the payments are for the use or forbearance of money and other income from ancillary business-related activities (that is, excluding major activities considered part of the normal operations of the business).

No definition available.

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration