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Note Guarantees (Other Guarantees) - Additional Information (Detail) - USD ($) $ in Thousands	Dec. 31, 2018	Dec. 31, 2017
Guarantor Obligations
Funds Advanced To Investors Under Servicing Agreements	$ 88,371	$ 107,299
Popular, Inc. Holding Co. | Debt Securities Payable
Guarantor Obligations
Guarantees, unamortized balance of the obligations	94,000	149,000
Financial Standby Letter Of Credit
Guarantor Obligations
Guarantees, unamortized balance of the obligations	300	300
Guarantee Type, Other | Popular, Inc. Holding Co. | Capital securities (trust preferred securities)
Guarantor Obligations
Guarantees, unamortized balance of the obligations	$ 374,000	$ 427,000

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- Definition

This balances represents the total of funds advanced to investors under servicing agreements. As stated in the note, under these servicing agreements, the Corporation is required to advance to investors the payment of principal, interest, taxes and insurance, if such payments have not been received from the borrowers.

+ References

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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=115931803&loc=d3e12069-110248

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