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OFG BANCORP Holding Company Only Financial Information (Statement of Cash Flows) (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2016 | Dec. 31, 2015 | Dec. 31, 2014
Legal Entity [Line Items] |  |  |
Net Income (Loss) Attributable to Parent | $ 59,186 | $ (2,504) | $ 85,181
Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract] |  |  |
Amortization of investment securities premiums, net of accretion of discounts | 8,540 | 12,109 | 3,124
Sale of securities | (12,207) | (2,572) | (4,366)
Stock-based compensation | 1,270 | 1,637 | 1,036
Deferred income taxes, net | 23,226 | (37,329) | 24,155
Other assets | 7,941 | 14,849 | (11,738)
Accrued expenses and other liabilities | 4,344 | (14,584) | (33,028)
Net Cash Provided by (Used in) Investing Activities [Abstract] |  |  |
Proceeds from Maturities, Prepayments and Calls of Available-for-sale Securities | 145,512 | 238,003 | 490,048
Proceeds from Sale and Maturity of Available-for-sale Securities | 300,483 | 103,831 | 214,518
Net Cash Provided by (Used in) Financing Activities [Abstract] |  |  |
Purchase of treasury stock | 0 | 8,950 | 16,948
Cash and Cash Equivalents, Period Increase (Decrease) | (26,270) | (36,718) | (47,842)
Parent Company [Member] |  |  |
Legal Entity [Line Items] |  |  |
Net Income (Loss) Attributable to Parent | 59,186 | (2,504) | 85,181
Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract] |  |  |
Equity in undistributed earnings from banking subsidiary | (58,580) | 3,804 | (84,787)
Equity in undistributed earnings from nonbanking subsidiaries | (5,222) | (1,972) | (3,490)
Amortization of investment securities premiums, net of accretion of discounts | 12 | 44 | 21
Other impairments on securities | 0 | 0 | 62
Stock-based compensation | 1,270 | 1,637 | 1,036
Deferred income taxes, net | 444 | (3,088) | 0
Other assets | 42 | 148 | 554
Accrued expenses and other liabilities | 800 | (221) | (696)
Dividends from banking subsidiary | 17,600 | 45,000 | 28,000
Dividends from non-banking subsidiary | 6,000 | 0 | 5,900
Net cash provided by (used in) operating activities | 21,763 | 42,848 | 31,781
Net Cash Provided by (Used in) Investing Activities [Abstract] |  |  |
Proceeds from Maturities, Prepayments and Calls of Available-for-sale Securities | 702 | 2,013 | 1,318
Proceeds from Sale and Maturity of Available-for-sale Securities | 4,888 | 0 | 0
Net (increase) decrease in due from bank subsidiary, net | 317 | 317 | (218)
Proceeds from sales of premises and equipment | 324 | 0 | 0
Capital contribution to banking subsidiary | (894) | (1,167) | (892)
Capital contribution to non-banking subsidiary | (68) | (94) | (76)
Additions to premises and equipment | (381) | (132) | 0
Parent net cash provided by used in investing activities | 4,888 | 937 | 132
Net Cash Provided by (Used in) Financing Activities [Abstract] |  |  |
Exercise of stock options and restricted units lapsed, net | (315) | 204 | 643
Purchase of treasury stock | 0 | (8,950) | (16,948)
Dividends paid | (24,003) | (31,623) | (28,341)
Net cash provided by (used in) financing activities | (24,318) | (40,369) | (44,646)
Cash and Cash Equivalents, Period Increase (Decrease) | 2,333 | 3,416 | (12,733)
Cash and due from banks, parent | 20,240 | 16,824 | 29,557
Cash and due from banks, parent | $ 22,573 | $ 20,240 | $ 16,824

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- Definition This element represents disclosure of the total aggregate cash dividends paid to the entity by consolidated subsidiaries, by unconsolidated subsidiaries, and by 50% or less owned persons accounted for using the equity method. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 3 -Subparagraph (SX 210.12-04(b)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e24072-122690 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 235 -Section S99 -Paragraph 2 -Subparagraph (SX 210.9-06) -URI http://asc.fasb.org/extlink&oid=6882215&loc=d3e537971-122884 + Details
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- Definition The cash inflow associated with the amount received from holders exercising their stock options. This item inherently excludes any excess tax benefit, which the entity may have realized and reported separately. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (j) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3255-108585 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 + Details
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