XML 43 R103.htm IDEA: XBRL DOCUMENT
v3.19.3.a.u2

FDIC Shared-Loss Agreements (Narrative) (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
Banking and Financial Service Reveues [Abstract] |  |  |
FDIC indemnification asset, benefit | $ 0 | $ 0 | $ (1,403)
(Repayment to reimbursement to the FDIC for the termination of shared-loss agreements |  |  | $ 10,100

X
- Definition Increases to the indemnification asset due to accretion of the loan discount relating to loss sharing agreements with the Federal Deposit Insurance Corporation (FDIC), excluding the clawback provision. + References No definition available. + Details
Name: | ofg_FdicIndemnificationAssetExpense
Namespace Prefix: | ofg_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Payment made for the disolution of the FDIC shared-loss agreement. + References No definition available. + Details
Name: | ofg_RepaymentToTheFdicForTheTerminationOfSharedLossAgreements
Namespace Prefix: | ofg_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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