XML 167 R133.htm IDEA: XBRL DOCUMENT
v3.22.4

Transactions with Related Parties - Summary of Transactions Between Borrowers of Partnership's MRBs and Affiliates (Details) - General Partner [Member] - USD ($) | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021
Non-partnership property administrative fee received | [1] | $ 26,000 | $ 35,000
Investment/mortgage placement fees earned | [2] | $ 5,487,000 | $ 7,311,000
[1] | AFCA 2 received administrative fees directly from the owners of certain properties financed by certain MRBs held by the Partnership. These administrative fees equal 0.45% per annum of the outstanding principal balance of the MRBs. The disclosed amounts represent administrative fees received by AFCA 2 during the periods specified.
[2] | AFCA 2 received placement fees in connection with the acquisition of certain MRBs, taxable MRBs, GILs, taxable GILs and property loans and investments in unconsolidated entities.

X
- Definition Investment/mortgage placement fees earned. + References No definition available. + Details
Name: | ghi_InvestmentMortgagePlacementFeesEarned
Namespace Prefix: | ghi_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Non-partnership administrative fee received. + References No definition available. + Details
Name: | ghi_NonPartnershipAdministrativeFeeReceived
Namespace Prefix: | ghi_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Details
Name: | us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=us-gaap_GeneralPartnerMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |