Note 10 - Regulatory Matters (Detail) - The Bank’s Actual and Required Capital Amounts (USD $) In Thousands, unless otherwise specified	Mar. 31, 2013		Dec. 31, 2012
Actual Amount (in Dollars)	$ 69,714		$ 67,434
Actual Ratio	12.75%		12.73%
For Capital Adequacy Purposes, Amount (in Dollars)	8,201		7,944
For Capital Adequacy Purposes, Ratio	1.50%		1.50%
To be Categorized as Adequately Capitalized Under Prompt Corrective Action Provisions, Amount (in Dollars)	69,714		67,434
To be Categorized as Adequately Capitalized Under Prompt Corrective Action Provisions, Ratio	12.75%		12.73%
Actual Amount (in Dollars)	69,714		67,434
Actual Ratio	12.75%		12.73%
For Capital Adequacy Purposes, Amount (in Dollars)	21,870		21,185
For Capital Adequacy Purposes, Ratio	4.00%		4.00%
To be Categorized as Adequately Capitalized Under Prompt Corrective Action Provisions, Amount (in Dollars)	69,714		67,434
To be Categorized as Adequately Capitalized Under Prompt Corrective Action Provisions, Ratio	12.75%		12.73%
Actual Amount (in Dollars)	74,370		72,131
Actual Ratio	20.57%		19.77%
For Capital Adequacy Purposes, Amount (in Dollars)	28,926		29,182
For Capital Adequacy Purposes, Ratio	8.00%		8.00%
To be Categorized as Adequately Capitalized Under Prompt Corrective Action Provisions, Amount (in Dollars)	74,370		72,131
To be Categorized as Adequately Capitalized Under Prompt Corrective Action Provisions, Ratio	20.57%		19.77%
Actual Amount (in Dollars)	69,714		67,434
Actual Ratio	19.28%		18.49%
To be Categorized as Adequately Capitalized Under Prompt Corrective Action Provisions, Amount (in Dollars)	69,714		67,434
To be Categorized as Adequately Capitalized Under Prompt Corrective Action Provisions, Ratio	19.28%		18.49%
Capital Required to be Well Capitalized [Member]
Actual Amount (in Dollars)		[1]		[1]
Actual Ratio		[1]		[1]
To be Categorized as Adequately Capitalized Under Prompt Corrective Action Provisions, Amount (in Dollars)		[1]		[1]
To be Categorized as Adequately Capitalized Under Prompt Corrective Action Provisions, Ratio		[1]		[1]
Actual Amount (in Dollars)	21,870	[1]	21,185	[1]
Actual Ratio	4.00%	[1]	4.00%	[1]
To be Categorized as Adequately Capitalized Under Prompt Corrective Action Provisions, Amount (in Dollars)	21,870	[1]	21,185	[1]
To be Categorized as Adequately Capitalized Under Prompt Corrective Action Provisions, Ratio	4.00%	[1]	4.00%	[1]
Actual Amount (in Dollars)	28,926	[1]	29,182	[1]
Actual Ratio	8.00%	[1]	8.00%	[1]
To be Categorized as Adequately Capitalized Under Prompt Corrective Action Provisions, Amount (in Dollars)	28,926	[1]	29,182	[1]
To be Categorized as Adequately Capitalized Under Prompt Corrective Action Provisions, Ratio	8.00%	[1]	8.00%	[1]
Actual Amount (in Dollars)	14,463	[1]	14,591	[1]
Actual Ratio	4.00%	[1]	4.00%	[1]
To be Categorized as Adequately Capitalized Under Prompt Corrective Action Provisions, Amount (in Dollars)	14,463	[1]	14,591	[1]
To be Categorized as Adequately Capitalized Under Prompt Corrective Action Provisions, Ratio	4.00%	[1]	4.00%	[1]
Other Requirements [Member]
Actual Amount (in Dollars)		[2]		[2]
Actual Ratio		[2]		[2]
To be Categorized as Adequately Capitalized Under Prompt Corrective Action Provisions, Amount (in Dollars)		[2]		[2]
To be Categorized as Adequately Capitalized Under Prompt Corrective Action Provisions, Ratio		[2]		[2]
Actual Amount (in Dollars)	43,740	[2]	42,371	[2]
Actual Ratio	8.00%	[2]	8.00%	[2]
To be Categorized as Adequately Capitalized Under Prompt Corrective Action Provisions, Amount (in Dollars)	43,740	[2]	42,371	[2]
To be Categorized as Adequately Capitalized Under Prompt Corrective Action Provisions, Ratio	8.00%	[2]	8.00%	[2]
Actual Amount (in Dollars)	43,388	[2]	43,773	[2]
Actual Ratio	12.00%	[2]	12.00%	[2]
To be Categorized as Adequately Capitalized Under Prompt Corrective Action Provisions, Amount (in Dollars)	43,388	[2]	43,773	[2]
To be Categorized as Adequately Capitalized Under Prompt Corrective Action Provisions, Ratio	12.00%	[2]	12.00%	[2]
Actual Amount (in Dollars)		[2]		[2]
Actual Ratio		[2]		[2]
To be Categorized as Adequately Capitalized Under Prompt Corrective Action Provisions, Amount (in Dollars)		[2]		[2]
To be Categorized as Adequately Capitalized Under Prompt Corrective Action Provisions, Ratio		[2]		[2]

[1] Effective with the termination of the Bank Order effective January 15, 2013, the Bank can be categorized as well-capitalized by achieving the required ratios below.

[2] The Bank Order, effective through January 15, 2013, required the Bank to maintain a Tier 1 (core) capital ratio of at least 8% and a total risk-based capital ratio of at least 12%. After such date, the Bank agreed with the OCC to maintain a minimum Tier 1 (core) capital ratio of at least 8% of adjusted total assets and a total risk-based capital ratio of at least 12% of risk-weighted assets. The required amounts presented reflect these ratios.