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Commitments and Contingencies - Guarantees and Indemnifications (Detail) $ in Thousands | Dec. 31, 2020 USD ($)
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Loss Contingencies [Line Items] |
Expires Within One Year | $ 171,709
Expires After One Year | 51,762
Total Outstanding Amount | 223,471
Maximum Potential Amount of Future Payments | 375,876
Financial stand-by letters of credit |
Loss Contingencies [Line Items] |
Expires Within One Year | 164,498
Expires After One Year | 50,724
Total Outstanding Amount | 215,222
Maximum Potential Amount of Future Payments | 354,225
Performance stand-by letters of credit |
Loss Contingencies [Line Items] |
Expires Within One Year | 3,351
Total Outstanding Amount | 3,351
Maximum Potential Amount of Future Payments | 3,351
Commercial Letters of Credit |
Loss Contingencies [Line Items] |
Expires Within One Year | 3,860
Expires After One Year | 1,038
Total Outstanding Amount | 4,898
Maximum Potential Amount of Future Payments | $ 18,300

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- Definition Guarantee obligations carrying value. + References No definition available. + Details
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Namespace Prefix: | nycb_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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- Definition Guarantee obligations noncurrent carrying value. + References No definition available. + Details
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- Definition The current carrying amount of the liability for the freestanding or embedded guarantor's obligations under the guarantee or each group of similar guarantees. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 460 -SubTopic 10 -Section 50 -Paragraph 4 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=121555522&loc=d3e12069-110248 + Details
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- Definition Maximum potential amount of future payments (undiscounted) the guarantor could be required to make under the guarantee or each group of similar guarantees before reduction for potential recoveries under recourse or collateralization provisions. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 460 -SubTopic 10 -Section 50 -Paragraph 4 -Subparagraph (b)(1) -URI http://asc.fasb.org/extlink&oid=121555522&loc=d3e12069-110248 + Details
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- Details
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- Details
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