Risk Category of Loans by Class of Loans (Detail) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2012	Dec. 31, 2011
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	$ 263,126	$ 339,816
One-to-four units
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	57,733	76,682
Five or more units
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	83,350	108,161
Commercial real estate
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	41,124	54,259
Church
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	76,254	89,099
Construction
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	735	3,790
Real estate | One-to-four units
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	57,733	76,682
Real estate | Five or more units
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	83,350	108,161
Real estate | Commercial real estate
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	41,124	54,259
Real estate | Church
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	76,254	89,099
Real estate | Construction
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	735	3,790
Commercial | Commercial Sports
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	1,711	1,996
Commercial | Commercial Other
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	2,115	4,900
Consumer | Consumer Other
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	104	108
Consumer | Consumer Loan on savings
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	0	821
Pass
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	190,797	236,526
Pass | Real estate | One-to-four units
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	55,613	63,483
Pass | Real estate | Five or more units
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	73,673	95,621
Pass | Real estate | Commercial real estate
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	25,605	36,098
Pass | Real estate | Church
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	33,532	37,532
Pass | Real estate | Construction
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	462	500
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	1,877	2,363
Pass | Consumer | Consumer Other
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	35	108
Pass | Consumer | Consumer Loan on savings
Financing Receivable, Recorded Investment [Line Items]
Loans receivable		821
Special Mention
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	29,776	37,668
Special Mention | Real estate | One-to-four units
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	631	3,044
Special Mention | Real estate | Five or more units
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	5,250	7,450
Special Mention | Real estate | Commercial real estate
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	2,541	6,721
Special Mention | Real estate | Church
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	19,502	13,100
Special Mention | Real estate | Construction
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	0	2,988
Special Mention | Commercial | Commercial Sports
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	1,711	1,996
Special Mention | Commercial | Commercial Other
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	141	2,369
Special Mention | Consumer | Consumer Other
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	0	0
Special Mention | Consumer | Consumer Loan on savings
Financing Receivable, Recorded Investment [Line Items]
Loans receivable		0
Substandard
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	42,496	64,492
Substandard | Real estate | One-to-four units
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	1,489	9,846
Substandard | Real estate | Five or more units
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	4,427	4,939
Substandard | Real estate | Commercial real estate
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	12,921	11,364
Substandard | Real estate | Church
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	23,220	37,873
Substandard | Real estate | Construction
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	273	302
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	168
Substandard | Consumer | Consumer Other
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	69	0
Substandard | Consumer | Consumer Loan on savings
Financing Receivable, Recorded Investment [Line Items]
Loans receivable		0
Doubtful
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	57	1,130
Doubtful | Real estate | One-to-four units
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	0	309
Doubtful | Real estate | Five or more units
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	0	151
Doubtful | Real estate | Commercial real estate
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	57	76
Doubtful | Real estate | Church
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	0	594
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
Doubtful | Consumer | Consumer Loan on savings
Financing Receivable, Recorded Investment [Line Items]
Loans receivable		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
Loss | Consumer | Consumer Loan on savings
Financing Receivable, Recorded Investment [Line Items]
Loans receivable		$ 0