XML 72 R63.htm IDEA: XBRL DOCUMENT
v3.23.3

MORTGAGE LOANS HELD FOR SALE - Additional Information (Details) - USD ($) $ in Thousands | Sep. 30, 2023 | Dec. 31, 2022 | Sep. 30, 2022 | Dec. 31, 2021
--- | --- | --- | --- | ---
Mortgage Loans Held For Sale [Abstract] |  |  |  |
Mortgage loans held for sale unpaid principal balances of underlying loans | $ 959,523 | $ 868,833 |  |
Mortgage loans held for sale, fair value | $ 932,771 | $ 845,775 | $ 929,561 | $ 2,204,216

X
- Definition Mortgage loans held for sale abstract. + References No definition available. + Details
Name: | ghld_MortgageLoansHeldForSaleAbstract
Namespace Prefix: | ghld_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Mortgage loans held for sale, principal amount due upon maturity. + References No definition available. + Details
Name: | ghld_MortgagesHeldForSaleUnpaidPrincipalBalance
Namespace Prefix: | ghld_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Fair value portion of mortgage loans held-for-sale. + References No definition available. + Details
Name: | us-gaap_MortgagesHeldForSaleFairValueDisclosure
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant