Note 11 - Regulatory Restrictions (Details) - Capital Ratios and Regulatory Minimum Requirements (USD $) In Thousands, unless otherwise specified	Mar. 31, 2015	Dec. 31, 2014
Consolidated Entities [Member]
Total risk-based capital (to risk-weighted assets):
Risk-based capital (to risk-weighted assets) actual amount	$ 95,132	$ 93,927
Risk-based capital (to risk-weighted assets) actual ratio	13.15%	14.06%
Risk-based capital (to risk-weighted assets) adequately capitalized amount	57,895	53,425
Risk-based capital (to risk-weighted assets) adequately capitalized ratio	8.00%	8.00%
Risk-based capital (to risk-weighted assets) well capitalized amount	72,369
Risk-based capital (to risk-weighted assets) well capitalized ratio	10.00%
Tier I capital (to risk-weighted assets):
Tier i capital (to risk-weighted assets) actual amount	86,957	85,439
Tier i capital (to risk-weighted assets) actual ratio	12.02%	12.79%
Tier i capital (to risk-weighted assets) adequately capitalized amount	43,421	26,713
Tier i capital (to risk-weighted assets) adequately capitalized ratio	6.00%	4.00%
Tier i capital (to risk-weighted assets) well capitalized amount	43,421
Tier i capital (to risk-weighted assets) well capitalized ratio	6.00%
Common equity tier 1 capital (to risk-weighted assets):
Common equity tier 1 capital (to risk-weighted assets) actual amount	86,957
Common equity tier 1 capital (to risk-weighted assets) actual ratio	12.02%
Common equity tier 1 capital (to risk-weighted assets) adequately capitalized amount	32,566
Common equity tier 1 capital (to risk-weighted assets) adequately capitalized ratio	4.50%
Common equity tier 1 capital (to risk-weighted assets) well capitalized amount
Common equity tier 1 capital (to risk-weighted assets) well capitalized ratio
Tier I capital (to average assets):
Tier i capital (to average assets) actual amount	86,957	85,439
Tier i capital (to average assets) actual ratio	8.95%	8.65%
Tier i capital (to average assets) adequately capitalized amount	38,856	39,501
Tier i capital (to average assets) adequately capitalized ratio	4.00%	4.00%
Tier i capital (to average assets) well capitalized amount
Tier i capital (to average assets) well capitalized ratio
Bank [Member]
Total risk-based capital (to risk-weighted assets):
Risk-based capital (to risk-weighted assets) actual amount	88,019	86,884
Risk-based capital (to risk-weighted assets) actual ratio	12.54%	13.14%
Risk-based capital (to risk-weighted assets) adequately capitalized amount	56,144	52,891
Risk-based capital (to risk-weighted assets) adequately capitalized ratio	8.00%	8.00%
Risk-based capital (to risk-weighted assets) well capitalized amount	70,181	66,114
Risk-based capital (to risk-weighted assets) well capitalized ratio	10.00%	10.00%
Tier I capital (to risk-weighted assets):
Tier i capital (to risk-weighted assets) actual amount	79,982	78,824
Tier i capital (to risk-weighted assets) actual ratio	11.40%	11.92%
Tier i capital (to risk-weighted assets) adequately capitalized amount	42,108	26,446
Tier i capital (to risk-weighted assets) adequately capitalized ratio	6.00%	4.00%
Tier i capital (to risk-weighted assets) well capitalized amount	56,144	39,669
Tier i capital (to risk-weighted assets) well capitalized ratio	8.00%	6.00%
Common equity tier 1 capital (to risk-weighted assets):
Common equity tier 1 capital (to risk-weighted assets) actual amount	79,982
Common equity tier 1 capital (to risk-weighted assets) actual ratio	11.40%
Common equity tier 1 capital (to risk-weighted assets) adequately capitalized amount	31,581
Common equity tier 1 capital (to risk-weighted assets) adequately capitalized ratio	4.50%
Common equity tier 1 capital (to risk-weighted assets) well capitalized amount	45,617
Common equity tier 1 capital (to risk-weighted assets) well capitalized ratio	6.50%
Tier I capital (to average assets):
Tier i capital (to average assets) actual amount	79,982	78,824
Tier i capital (to average assets) actual ratio	8.29%	8.04%
Tier i capital (to average assets) adequately capitalized amount	38,572	39,237
Tier i capital (to average assets) adequately capitalized ratio	4.00%	4.00%
Tier i capital (to average assets) well capitalized amount	$ 48,215	$ 49,047
Tier i capital (to average assets) well capitalized ratio	5.00%	5.00%

Common equity tier 1 capital as defined in the regulations.

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The amount of total capital as defined in the regulations.

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Total Capital divided by risk weighted 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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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 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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