LOAN PORTFOLIO -Changes in Carrying Amount Of Purchased Credit Impaired Loans (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended			9 Months Ended
	Sep. 30, 2014		Sep. 30, 2013	Sep. 30, 2014		Sep. 30, 2013
Financing Receivable Impaired [Line Items]
Beggining balance: purchased credit-impaired loans				$ 4,791
Accretion	1,850		406	2,462		819
Ending balance: purchased credit-impaired loans	104,313			104,313
Certain Loans Acquired In Transfer Not Accounted For As Debt Securities [Member]
Financing Receivable Impaired [Line Items]
Beggining balance: purchased credit-impaired loans	105,619	[1]		4,791	[1]
Purchased Credit Impaired Loans Aquired	0	[2]		102,831	[2]
Accretion	1,850			2,462
Sop Collections And Charge Offs	(3,156)			(5,771)
Ending balance: purchased credit-impaired loans	$ 104,313			$ 104,313

[1] For the nine month period ended September 30, 2014, the beginning balance relates to PCI loans acquired as part of the credit card portfolio purchased in the second quarter of 2012.

[2] Represents the estimated fair value of the PCI loans acquired from Doral at the date of acquisition.