XML 92 R80.htm IDEA: XBRL DOCUMENT
v3.10.0.1

FDIC Indemnification Asset and True-up Payment Obligation (FDIC Indemnification Expense) (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2018 | Sep. 30, 2017 | Sep. 30, 2018 | Sep. 30, 2017
Fdic Shared Loss Expense [Abstract] |  |  |  |
FDIC shared-loss expense, net | $ 0 | $ 0 | $ 0 | $ 1,403

X
- Definition FDIC shared-loss expense, net + References No definition available. + Details
Name: | ofg_FdicSharedLossExpenseNet
Namespace Prefix: | ofg_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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