Loans Receivable, net - Classified Loans Receivable (Detail) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013	Dec. 31, 2012
Financing Receivable, Recorded Investment [Line Items]
Loans receivable, gross, excluding secured borrowings	$ 202,203	$ 204,218
Percentage of loan receivable in aggregate loan receivable	100.00%	100.00%
Satisfactory [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable, gross, excluding secured borrowings	190,245	187,749
Percentage of loan receivable in aggregate loan receivable	94.10%	92.00%
OAEM [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable, gross, excluding secured borrowings	4,144	81
Percentage of loan receivable in aggregate loan receivable	2.00%
Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable, gross, excluding secured borrowings	5,484	13,043
Percentage of loan receivable in aggregate loan receivable	2.70%	6.40%
Doubtful [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable, gross, excluding secured borrowings	2,330	3,345
Percentage of loan receivable in aggregate loan receivable	1.20%	1.60%
Commercial Mortgage Loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable, gross, commercial mortgage loans	171,878	176,022
Percentage of loan receivable in aggregate loan receivable	100.00%	100.00%
Commercial Mortgage Loans [Member] | Satisfactory [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable, gross, commercial mortgage loans	161,424	159,994
Percentage of loan receivable in aggregate loan receivable	93.90%	90.90%
Commercial Mortgage Loans [Member] | OAEM [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable, gross, commercial mortgage loans	3,862
Percentage of loan receivable in aggregate loan receivable	2.20%
Commercial Mortgage Loans [Member] | Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable, gross, commercial mortgage loans	4,284	12,917
Percentage of loan receivable in aggregate loan receivable	2.50%	7.30%
Commercial Mortgage Loans [Member] | Doubtful [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable, gross, commercial mortgage loans	2,308	3,111
Percentage of loan receivable in aggregate loan receivable	1.40%	1.80%
SBA 7(a) Loans [Member]
Financing Receivable, Recorded Investment [Line Items]
SBA 7(a) loans receivable, gross, excluding secured borrowings	30,325	28,196
Percentage of loan receivable in aggregate loan receivable	100.00%	100.00%
SBA 7(a) Loans [Member] | Satisfactory [Member]
Financing Receivable, Recorded Investment [Line Items]
SBA 7(a) loans receivable, gross, excluding secured borrowings	28,821	27,755
Percentage of loan receivable in aggregate loan receivable	95.00%	98.50%
SBA 7(a) Loans [Member] | OAEM [Member]
Financing Receivable, Recorded Investment [Line Items]
SBA 7(a) loans receivable, gross, excluding secured borrowings	282	81
Percentage of loan receivable in aggregate loan receivable	0.90%	0.30%
SBA 7(a) Loans [Member] | Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
SBA 7(a) loans receivable, gross, excluding secured borrowings	1,200	126
Percentage of loan receivable in aggregate loan receivable	4.00%	0.40%
SBA 7(a) Loans [Member] | Doubtful [Member]
Financing Receivable, Recorded Investment [Line Items]
SBA 7(a) loans receivable, gross, excluding secured borrowings	$ 22	$ 234
Percentage of loan receivable in aggregate loan receivable	0.10%	0.80%