XML 48 R35.htm IDEA: XBRL DOCUMENT
v3.8.0.1

Escrow and Custodial Funds | 3 Months Ended
--- | ---
Mar. 31, 2018
Deposit Assets Disclosure [Abstract] |
Escrow and Custodial Funds |
27. | Escrow and Custodial Funds
In conjunction with the servicing of multi-family and commercial loans, the Company holds escrow and other custodial funds. Escrow funds are held at unaffiliated financial institutions generally in the form of cash and cash equivalents. These funds amounted to approximately $0.8 billion, as of March 31, 2018 and December 31, 2017. These funds are held for the benefit of the Company’s borrowers and are segregated in custodial bank accounts. These amounts are excluded from the assets and liabilities of the Company.

X
- Definition Escrow and custodial funds. + References No definition available. + Details
Name: | bgcp_EscrowAndCustodialFundsTextBlock
Namespace Prefix: | bgcp_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_DepositAssetsDisclosureAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration