Financial Condition accounts outstanding with PRLP 2011 Holdings, LLC (Detail) (Prlp2011 Holdings Llc Joint Venture [Member], USD $) In Thousands, unless otherwise specified	Jun. 30, 2013	Dec. 31, 2012
100%
Related Party Transaction [Line Items]
Total	$ 27,723	$ 53,100
100% | Loan
Related Party Transaction [Line Items]
Loans	31,872	60,040
100% | Deposits Member
Related Party Transaction [Line Items]
Deposits	(4,232)	(7,103)
100% | Other Assets Member
Related Party Transaction [Line Items]
Accounts Receivable Related Parties	83	163
75.1% majority interest
Related Party Transaction [Line Items]
Total	20,820	39,878
75.1% majority interest | Loan
Related Party Transaction [Line Items]
Loans	23,936	45,090
75.1% majority interest | Deposits Member
Related Party Transaction [Line Items]
Deposits	(3,178)	(5,334)
75.1% majority interest | Other Assets Member
Related Party Transaction [Line Items]
Accounts Receivable Related Parties	62	122
Popular's 24.9% (elimination interest)
Related Party Transaction [Line Items]
Total	6,903	13,222
Popular's 24.9% (elimination interest) | Loan
Related Party Transaction [Line Items]
Loans	7,936	14,950
Popular's 24.9% (elimination interest) | Deposits Member
Related Party Transaction [Line Items]
Deposits	(1,054)	(1,769)
Popular's 24.9% (elimination interest) | Other Assets Member
Related Party Transaction [Line Items]
Accounts Receivable Related Parties	$ 21	$ 41