Stockholders' Equity, Regulatory Capital and Dividend Restrictions (Details) - USD ($) $ in Thousands	Mar. 31, 2015	Dec. 31, 2014
Compliance with Regulatory Capital Requirements under Banking Regulations [Line Items]
Tier I capital (to average assets), Actual Amount	$ 24,556
Tier I capital (to average assets), Minimum for Capital Adequacy Purposes, Actual Amount	$ 10,022
Tier I capital (to average assets), Minimum to Be Well Capitalized Under Prompt Corrective Action Provisions, Actual Amount
Tier I capital (to average assets), Actual Percent	9.80%
Tier I capital (to average assets), Minimum for Capital Adequacy Purposes, Actual Percent	4.00%
Tier I capital (to average assets), Minimum for Capital Adequacy Purposes, Actual Percent
Tier I capital common equity (to risk weighted assets), Actual Amount	$ 24,556
Tier I capital common equity (to risk weighted assets), Minimum for Capital Adequacy Purposes, Actual Amount	$ 7,760
Tier I capital common equity (to risk weighted assets), Minimum to Be Well Capitalized Under Prompt Corrective Action Provisions, Actual Amount
Tier I capital common equity (to risk weighted assets), Actual Percent	14.21%
Tier I capital common equity (to risk weighted assets), Minimum for Capital Adequacy Purposes, Actual Percent	4.50%
Tier I capital common equity (to risk weighted assets), Minimum to Be Well Capitalized Under Prompt Corrective Action Provisions, Actual Percent
Tier I capital (to risk weighted assets), Actual Amount	$ 24,556
Tier I capital (to risk weighted assets), Minimum for Capital Adequacy Purposes, Actual Amount	$ 10,370
Tier I capital (to risk weighted assets), Minimum to Be Well Capitalized Under Prompt Corrective Action Provisions, Actual Amount
Tier I capital (to risk weighted assets), Actual Percent	14.21%
Tier I capital (to risk weighted assets), Minimum for Capital Adequacy Purposes, Actual Percent	6.00%
Tier I capital (to risk weighted assets), Minimum to Be Well Capitalized Under Prompt Corrective Action Provisions, Actual Percent
Total risk based capital (to risk weighted assets), Actual Amount	$ 26,749
Total risk based capital (to risk weighted assets), Minimum for Capital Adequacy Purposes, Actual Amount	$ 13,827
Total risk based capital (to risk weighted assets), Minimum to Be Well Capitalized Under Prompt Corrective Action Provisions, Actual Amount
Total risk based capital (to risk weighted assets), Actual Percent	15.48%
Total risk based capital (to risk weighted assets), Minimum for Capital Adequacy Purposes, Actual Percent	8.00%
Total risk based capital (to risk weighted assets), Minimum to Be Well Capitalized Under Prompt Corrective Action Provisions, Actual Percent
Wells Federal Bank
Compliance with Regulatory Capital Requirements under Banking Regulations [Line Items]
Tier I capital (to average assets), Actual Amount	$ 24,434	$ 25,380
Tier I capital (to average assets), Minimum for Capital Adequacy Purposes, Actual Amount	10,024	10,255
Tier I capital (to average assets), Minimum to Be Well Capitalized Under Prompt Corrective Action Provisions, Actual Amount	$ 12,531	$ 12,819
Tier I capital (to average assets), Actual Percent	9.75%	9.90%
Tier I capital (to average assets), Minimum for Capital Adequacy Purposes, Actual Percent	4.00%	4.00%
Tier I capital (to average assets), Minimum for Capital Adequacy Purposes, Actual Percent	5.00%	5.00%
Tier I capital common equity (to risk weighted assets), Actual Amount	$ 24,434
Tier I capital common equity (to risk weighted assets), Minimum for Capital Adequacy Purposes, Actual Amount	7,759
Tier I capital common equity (to risk weighted assets), Minimum to Be Well Capitalized Under Prompt Corrective Action Provisions, Actual Amount	$ 11,208
Tier I capital common equity (to risk weighted assets), Actual Percent	14.17%
Tier I capital common equity (to risk weighted assets), Minimum for Capital Adequacy Purposes, Actual Percent	4.50%
Tier I capital common equity (to risk weighted assets), Minimum to Be Well Capitalized Under Prompt Corrective Action Provisions, Actual Percent	6.50%
Tier I capital (to risk weighted assets), Actual Amount	$ 24,434	$ 25,380
Tier I capital (to risk weighted assets), Minimum for Capital Adequacy Purposes, Actual Amount	10,346	7,478
Tier I capital (to risk weighted assets), Minimum to Be Well Capitalized Under Prompt Corrective Action Provisions, Actual Amount	$ 13,795	$ 11,217
Tier I capital (to risk weighted assets), Actual Percent	14.17%	13.58%
Tier I capital (to risk weighted assets), Minimum for Capital Adequacy Purposes, Actual Percent	6.00%	4.00%
Tier I capital (to risk weighted assets), Minimum to Be Well Capitalized Under Prompt Corrective Action Provisions, Actual Percent	8.00%	6.00%
Total risk based capital (to risk weighted assets), Actual Amount	$ 26,627	$ 27,566
Total risk based capital (to risk weighted assets), Minimum for Capital Adequacy Purposes, Actual Amount	13,724	14,956
Total risk based capital (to risk weighted assets), Minimum to Be Well Capitalized Under Prompt Corrective Action Provisions, Actual Amount	$ 17,243	$ 18,695
Total risk based capital (to risk weighted assets), Actual Percent	15.44%	14.74%
Total risk based capital (to risk weighted assets), Minimum for Capital Adequacy Purposes, Actual Percent	8.00%	8.00%
Total risk based capital (to risk weighted assets), Minimum to Be Well Capitalized Under Prompt Corrective Action Provisions, Actual Percent	10.00%	10.00%