Risk Category of Loans by Class of Loans (Detail) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2013	Dec. 31, 2012
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	$ 245,107	$ 263,126
One-to-four units
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	55,196	57,733
Five or more units
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	78,321	83,350
Commercial real estate
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	35,060	41,124
Church
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	72,321	76,254
Construction
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	456	735
Commercial | Commercial Sports
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	1,701	1,711
Commercial | Commercial Other
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	1,922	2,115
Consumer | Consumer Other
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	130	104
Pass
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	184,263	190,797
Pass | Real estate | One-to-four units
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	53,126	55,613
Pass | Real estate | Five or more units
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	71,139	73,673
Pass | Real estate | Commercial real estate
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	24,417	25,605
Pass | Real estate | Church
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	33,259	33,532
Pass | Real estate | Construction
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	456	462
Pass | Commercial | Commercial Sports
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	0	0
Pass | Commercial | Commercial Other
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	1,805	1,877
Pass | Consumer | Consumer Other
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	61	35
Special Mention
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	23,721	29,776
Special Mention | Real estate | One-to-four units
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	626	631
Special Mention | Real estate | Five or more units
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	3,234	5,250
Special Mention | Real estate | Commercial real estate
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	1,903	2,541
Special Mention | Real estate | Church
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	16,237	19,502
Special Mention | Real estate | Construction
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	0	0
Special Mention | Commercial | Commercial Sports
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	1,701	1,711
Special Mention | Commercial | Commercial Other
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	20	141
Special Mention | Consumer | Consumer Other
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	0	0
Substandard
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	37,027	42,496
Substandard | Real estate | One-to-four units
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	1,444	1,489
Substandard | Real estate | Five or more units
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	3,948	4,427
Substandard | Real estate | Commercial real estate
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	8,740	12,921
Substandard | Real estate | Church
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	22,729	23,220
Substandard | Real estate | Construction
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	0	273
Substandard | Commercial | Commercial Sports
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	0	0
Substandard | Commercial | Commercial Other
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	97	97
Substandard | Consumer | Consumer Other
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	69	69
Doubtful
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	96	57
Doubtful | Real estate | One-to-four units
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	0	0
Doubtful | Real estate | Five or more units
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	0	0
Doubtful | Real estate | Commercial real estate
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	0	57
Doubtful | Real estate | Church
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	96	0
Doubtful | Real estate | Construction
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	0	0
Doubtful | Commercial | Commercial Sports
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	0	0
Doubtful | Commercial | Commercial Other
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	0	0
Doubtful | Consumer | Consumer Other
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	0	0
Loss
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	0	0
Loss | Real estate | One-to-four units
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	0	0
Loss | Real estate | Five or more units
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	0	0
Loss | Real estate | Commercial real estate
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	0	0
Loss | Real estate | Church
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	0	0
Loss | Real estate | Construction
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	0	0
Loss | Commercial | Commercial Sports
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	0	0
Loss | Commercial | Commercial Other
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	0	0
Loss | Consumer | Consumer Other
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	$ 0	$ 0