Organization and Summary of Significant Accounting Policies - Organization (Details) $ in Billions	Jun. 30, 2021 USD ($)
Organization and Summary of Significant Accounting Policies
Assets of the REIT	$ 1.1

For banks, amount of real estate assets held by entities that are wholly-owned.

No definition available.

Name:	us-gaap_AssetsOfWhollyOwnedRealEstateInvestmentSubsidiaries
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant