XML 183 R68.htm IDEA: XBRL DOCUMENT v3.21.2

Loans and Leases - Summary of Collateral-Dependent Loans Held for Investment by Collateral Type (Details) - USD ($) $ in Thousands	Mar. 31, 2021	Dec. 31, 2020
Real Estate
Disclosure Of Summary Of Collateral Dependent Loans Held For Investment By Collateral Type [Line Items]
Assets received as collateral	$ 32,555	$ 33,544
Real Estate | Multi-Family
Disclosure Of Summary Of Collateral Dependent Loans Held For Investment By Collateral Type [Line Items]
Loans and leases receivable, collateral for secured borrowings	6,840	7,525
Real Estate | Commercial Real Estate
Disclosure Of Summary Of Collateral Dependent Loans Held For Investment By Collateral Type [Line Items]
Loans and leases receivable, collateral for secured borrowings	25,386	25,462
Real Estate | One-to-Four Family
Disclosure Of Summary Of Collateral Dependent Loans Held For Investment By Collateral Type [Line Items]
Loans and leases receivable, collateral for secured borrowings	329	557
Other
Disclosure Of Summary Of Collateral Dependent Loans Held For Investment By Collateral Type [Line Items]
Loans and leases receivable, collateral for secured borrowings	16,769
Assets received as collateral		26,487
Other | Commercial and Industrial
Disclosure Of Summary Of Collateral Dependent Loans Held For Investment By Collateral Type [Line Items]
Loans and leases receivable, collateral for secured borrowings	$ 16,769	$ 26,487

X

- Definition

Assets received as collateral.

+ References

No definition available.

+ Details

Name:	nycb_AssetsReceivedAsCollateral
Namespace Prefix:	nycb_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

Disclosure of summary of collateral dependent loans held for investment by collateral type.

+ References

No definition available.

+ Details

Name:	nycb_DisclosureOfSummaryOfCollateralDependentLoansHeldForInvestmentByCollateralTypeLineItems
Namespace Prefix:	nycb_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Reflects the aggregate value of loans, trade receivables, securities and financial instruments that serve as collateral for obligations arising from a transfer of financial assets recorded as a secured borrowing.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 5
-URI http://asc.fasb.org/extlink&oid=121611835&loc=d3e5086-111524

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 860
-SubTopic 30
-Section 50
-Paragraph 1A
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=109249958&loc=SL6224234-111729

+ Details

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

X

- Details

Name:	us-gaap_CollateralAxis=us-gaap_RealEstateMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancingReceivablePortfolioSegmentAxis=srt_MultifamilyMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancingReceivablePortfolioSegmentAxis=us-gaap_CommercialRealEstateMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancingReceivablePortfolioSegmentAxis=nycb_OneToFourFamilyMortgageLoansMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_CollateralAxis=nycb_OtherMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancingReceivablePortfolioSegmentAxis=us-gaap_CommercialAndIndustrialSectorMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: