Actual Capital Amounts and Ratios (Detail) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013	Dec. 31, 2012
Compliance with Regulatory Capital Requirements under Banking Regulations [Line Items]
Total capital (to risk-weighted assets), actual amount	$ 51,780	$ 49,347
Tier 1 capital (to risk-weighted assets), actual amount	47,751	45,383
Tier I capital (to adjusted total assets), actual amount	47,751	45,383
Tangible capital (to adjusted total assets), actual amount	47,751	45,383
Total capital (to risk-weighted assets), actual ratio	16.11%	15.60%
Tier 1 capital (to risk-weighted assets), actual ratio	14.86%	14.35%
Tier I capital (to adjusted total assets), actual ratio	10.89%	10.00%
Tangible capital (to adjusted total assets), actual ratio	10.89%	10.00%
Total capital (to risk-weighted assets), minimum amount for capital adequacy purposes	25,713	25,307
Tier 1 capital (to risk-weighted assets), minimum amount for capital adequacy purposes
Tier I capital (to adjusted total assets), minimum amount for capital adequacy purposes	17,534	18,149
Tangible capital (to adjusted total assets), minimum amount for capital adequacy purposes	6,575	6,806
Total capital (to risk-weighted assets), minimum amount for capital adequacy purposes	8.00%	8.00%
Tier 1 capital (to risk-weighted assets), minimum amount for capital adequacy purposes
Tier I capital (to adjusted total assets), minimum amount for capital adequacy purposes	4.00%	4.00%
Tangible capital (to adjusted total assets), minimum amount for capital adequacy purposes	1.50%	1.50%
Total capital (to risk-weighted assets), minimum amount to be well capitalized under prompt corrective action provisions	32,141	31,634
Tier 1 capital (to risk-weighted assets), minimum amount to be well capitalized under prompt corrective action provisions	19,285	18,980
Tier I capital (to adjusted total assets), minimum amount to be well capitalized under prompt corrective action provisions	21,917	22,686
Tangible capital (to adjusted total assets), minimum amount to be well capitalized under prompt corrective action provisions
Total capital (to risk-weighted assets), minimum ratio to be well capitalized under prompt corrective action provisions	10.00%	10.00%
Tier 1 capital (to risk-weighted assets), minimum ratio to be well capitalized under prompt corrective action provisions	6.00%	6.00%
Tier I capital (to adjusted total assets), minimum ratio to be well capitalized under prompt corrective action provisions	5.00%	5.00%
Tangible capital (to adjusted total assets), minimum ratio to be well capitalized under prompt corrective action provisions

Tangible Capital Required To Be Well Capitalized

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Tangible Capital Required To Be Well Capitalized To Tangible Assets

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The amount of total capital as defined in the regulations.

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The minimum amount of Total Capital required for capital adequacy purposes under the regulatory framework for prompt corrective action.

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The minimum Total risk based capital ratio (total capital divided by risk weighted assets) required for capital adequacy purposes under the regulatory framework for prompt corrective action.

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The amount of Total Capital required to be categorized as well as capitalized under the regulatory framework for prompt corrective action.

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The Total risk based capital ratio (total capital divided by risk weighted assets) required to be categorized as "well capitalized", in the regulatory framework for prompt corrective action.

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Total Capital divided by risk weighted assets as defined in the regulations.

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Tangible capital as defined in the regulations (generally includes outstanding stock plus retained earnings) for banking institutions subject to Office of Thrift Supervision (OTS) capital requirements.

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The minimum amount of tangible capital required under the regulatory framework for prompt corrective action.

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The minimum amount of Tangible Capital divided by tangible assets (Tangible Capital Ratio) as defined in the regulations.

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Tangible Capital divided by Tangible assets as defined in the regulations.

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Tier 1 Leverage Capital as defined in the regulations. Also called Core Capital.

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The minimum amount of Tier 1 Leverage Capital required for capital adequacy purposes under the regulatory framework for prompt corrective action.

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The minimum amount of Tier 1 Leverage Capital for capital adequacy purposes divided by average assets as defined in the regulations.

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The amount of Tier 1 Leverage Capital required to be categorized as well capitalized under the regulatory framework for prompt corrective action.

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The amount of Tier 1 Leverage Capital required to be categorized as well capitalized divided by average assets as defined in the regulatory framework for prompt corrective action.

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Tier 1 Leverage Capital divided by average assets as defined in the regulations.

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Tier 1 Risk Based Capital as defined in the regulations.

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The minimum amount of Tier 1 Risk Based Capital required for capital adequacy purposes under the regulatory framework for prompt corrective action.

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The minimum Tier One Capital Ratio (Tier one capital divided by risk-weighted assets) required for capital adequacy purposes under the regulatory framework for prompt corrective action.

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The amount of Tier 1 Risk Based Capital required to be categorized as well capitalized under the regulatory framework for prompt corrective action.

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The Tier 1 capital ratio (Tier 1 capital divided by risk weighted assets) required to be categorized as "well capitalized" under the regulatory framework for prompt corrective action.

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Tier 1 capital divided by risk weighted assets as defined by regulations.

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