Amortized cost of investments in available-for-sale securities that have been in a loss position.

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Amortized cost of investments in available-for-sale securities that have been in a loss position for less than twelve months.

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Amortized cost of investments in available-for-sale securities that have been in a loss position for more than twelve months.

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Amortized cost of investments in held-to-maturity securities that have been in a loss position for less than twelve months.

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Held to maturity securities continuous unrealized loss position, amortized cost.

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Aggregate losses of investments in securities that have been in a loss position.

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Investment Securities Continuous Unrealized Loss Position Aggregate Losses Less Than Twelve Month

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Investment Securities Continuous Unrealized Loss Position Aggregate Losses More Than Twelve Month

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Amortized cost of investments in securities that have been in a loss position.

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Investment Securities Continuous Unrealized Loss Position Amortized Cost More than Twelve month

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Fair Value of investments in securities that have been in a loss position.

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Investment Securities Continuous Unrealized Loss Position Fair Value Less Than Twelve Month

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Investment Securities Continuous Unrealized Loss Position Fair Value More Than Twelve Month

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Investment Securities Continuous Unrealized Loss Position Amortized Cost Less than Twelve month

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Amount of unrealized loss on securities classified as available-for-sale that have been in a loss position for twelve months or longer.

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Amount of unrealized loss on securities classified as available-for-sale.

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This item represents the aggregate fair value of investments in debt and equity securities in an unrealized loss position which are categorized neither as held-to-maturity nor trading securities.

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Amount of unrealized loss on investments in available-for-sale securities that have been in a loss position for less than twelve months.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 50
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Amount of unrealized loss on investments in held-to-maturity securities that have been in a loss position for twelve months or longer.

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Amount of unrealized loss on investments in held-to-maturity securities.

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Investment Securities (Gains and losses by category) (Details) - USD ($) $ in Thousands	6 Months Ended	12 Months Ended
	Jun. 30, 2016	Dec. 31, 2015	Jun. 30, 2015
Available For Sale Securities Continuous Unrealized Loss Position Amortized Cost [Abstract]
Available for sale - Amortized cost - less than 12 month		$ 180,338
Available for sale - Amortized cost - more than 12 month	$ 61,169	121,141
Total Available for Sale Amortization cost	61,169	301,479
Available For Sale Securities Continuous Unrealized Loss Position Aggregate Losses [Abstract]
Available for sale - Unrealized Loss - less than 12 month		1,869
Available for sale - Unrealized Loss - more than 12 month	1,051	6,480
Total Available for Sale Unrealized Loss	1,051	8,349
Available For Sale Securities Continuous Unrealized Loss Position Fair Value [Abstract]
Available for sale - Fair Value - less than 12 month		178,469
Available-for-sale, Fair Value - more than 12 month	60,118	114,661
Total Available for Sale Fair Value	60,118	293,130
Continuous Unrealized Loss Position Amortized Cost [Abstract]
Held to Maturity - Amortized cost - less than 12 month		493,519
Held to Maturity - Amortized Cost		493,519
Held To Maturity Securities, Continuous Unrealized Loss Position Aggregate Losses [Abstract]
Held to Maturity- Unrealized Loss - more than 12 month		5,936
Held to Maturity- Unrealized Loss		5,936
Held To Maturity Securities Continuous Unrealized Loss Position Fair Value [Abstract]
Held-to-Maturity - Fair Value - less than 12 Month		487,583
Held to Maturity - Fair Value		487,583
Investment Securities Continuous Unrealized Loss Position [Abstract]
Investment Securities - Amortized Cost - less than 12 month		673,857
Investment Securities - Amortized Cost - more than 12 month	61,169	121,141
Investment Securities - Amortized Cost	61,169	794,998	$ 61,169
Investment Securities - Unrealized Position - less than 12 month		7,805
Investment Securities - Unrealized Position - more than 12 month	1,051	6,480
Investment Securities - Unrealized Loss	1,051	14,285
Investment Securities - Fair Value - less than 12 month		666,052
Investment Securities - Fair Value - more than 12 month	60,118	114,661
Investment Securities - Fair Value	60,118	780,713	$ 60,118
CMO's issued by us government sponsored agencies at loss
Available For Sale Securities Continuous Unrealized Loss Position Amortized Cost [Abstract]
Available for sale - Amortized cost - less than 12 month		25,736
Available for sale - Amortized cost - more than 12 month	54,449	103,340
Total Available for Sale Amortization cost	54,449	129,076
Available For Sale Securities Continuous Unrealized Loss Position Aggregate Losses [Abstract]
Available for sale - Unrealized Loss - less than 12 month		331
Available for sale - Unrealized Loss - more than 12 month	179	2,410
Total Available for Sale Unrealized Loss	179	2,741
Available For Sale Securities Continuous Unrealized Loss Position Fair Value [Abstract]
Available for sale - Fair Value - less than 12 month		25,405
Available-for-sale, Fair Value - more than 12 month	54,270	100,930
Total Available for Sale Fair Value	54,270	126,335
Obligation of Puerto Rico Government and public instrumentalities at loss
Available For Sale Securities Continuous Unrealized Loss Position Amortized Cost [Abstract]
Available for sale - Amortized cost - more than 12 month	6,720	17,801
Total Available for Sale Amortization cost	6,720	17,801
Available For Sale Securities Continuous Unrealized Loss Position Aggregate Losses [Abstract]
Available for sale - Unrealized Loss - more than 12 month	872	4,070
Total Available for Sale Unrealized Loss	872	4,070
Available For Sale Securities Continuous Unrealized Loss Position Fair Value [Abstract]
Available-for-sale, Fair Value - more than 12 month	5,848	13,731
Total Available for Sale Fair Value	$ 5,848	13,731
FNMA and FHLMC [Member]
Available For Sale Securities Continuous Unrealized Loss Position Amortized Cost [Abstract]
Available for sale - Amortized cost - less than 12 month		149,480
Total Available for Sale Amortization cost		149,480
Available For Sale Securities Continuous Unrealized Loss Position Aggregate Losses [Abstract]
Available for sale - Unrealized Loss - less than 12 month		1,509
Total Available for Sale Unrealized Loss		1,509
Available For Sale Securities Continuous Unrealized Loss Position Fair Value [Abstract]
Available for sale - Fair Value - less than 12 month		147,971
Total Available for Sale Fair Value		147,971
Continuous Unrealized Loss Position Amortized Cost [Abstract]
Held to Maturity - Amortized cost - less than 12 month		468,487
Held to Maturity - Amortized Cost		468,487
Held To Maturity Securities, Continuous Unrealized Loss Position Aggregate Losses [Abstract]
Held to Maturity- Unrealized Loss - more than 12 month		5,865
Held to Maturity- Unrealized Loss		5,865
Held To Maturity Securities Continuous Unrealized Loss Position Fair Value [Abstract]
Held-to-Maturity - Fair Value - less than 12 Month		462,622
Held to Maturity - Fair Value		462,622
Obligation of US Government sponsored agencies at loss [Member]
Available For Sale Securities Continuous Unrealized Loss Position Amortized Cost [Abstract]
Available for sale - Amortized cost - less than 12 month		5,122
Total Available for Sale Amortization cost		5,122
Available For Sale Securities Continuous Unrealized Loss Position Aggregate Losses [Abstract]
Available for sale - Unrealized Loss - less than 12 month		29
Total Available for Sale Unrealized Loss		29
Available For Sale Securities Continuous Unrealized Loss Position Fair Value [Abstract]
Available for sale - Fair Value - less than 12 month		5,093
US Treasury Securities at loss
Continuous Unrealized Loss Position Amortized Cost [Abstract]
Held to Maturity - Amortized cost - less than 12 month		25,032
Held to Maturity - Amortized Cost		25,032
Held To Maturity Securities, Continuous Unrealized Loss Position Aggregate Losses [Abstract]
Held to Maturity- Unrealized Loss - more than 12 month		71
Held to Maturity- Unrealized Loss		71
Held To Maturity Securities Continuous Unrealized Loss Position Fair Value [Abstract]
Held-to-Maturity - Fair Value - less than 12 Month		24,961
Held to Maturity - Fair Value		$ 24,961