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Fair Value Disclosures (Details - Inputs) - Level 3 [Member] - Fair Value, Measurements, Nonrecurring [Member] - USD ($)
Dec. 31, 2017
Dec. 31, 2016
Loans Receivable [Member] | One- To Four-Family [Member] | Weighted Average [Member]    
Fair Value Inputs, Assets, Quantitative Information [Line Items]    
Appraised Value $ 520,700 $ 408,100
Loans Receivable [Member] | One- To Four-Family [Member] | Maximum [Member]    
Fair Value Inputs, Assets, Quantitative Information [Line Items]    
Appraised Value 1,200,000 1,490,000
Loans Receivable [Member] | One- To Four-Family [Member] | Minimum [Member]    
Fair Value Inputs, Assets, Quantitative Information [Line Items]    
Appraised Value 60,000 50,000
Loans Receivable [Member] | Home Equity [Member] | Weighted Average [Member]    
Fair Value Inputs, Assets, Quantitative Information [Line Items]    
Appraised Value 317,300 312,000
Loans Receivable [Member] | Home Equity [Member] | Maximum [Member]    
Fair Value Inputs, Assets, Quantitative Information [Line Items]    
Appraised Value 2,066,000 2,500,000
Loans Receivable [Member] | Home Equity [Member] | Minimum [Member]    
Fair Value Inputs, Assets, Quantitative Information [Line Items]    
Appraised Value 38,000 6,000
Real Estate Owned [Member] | Weighted Average [Member]    
Fair Value Inputs, Assets, Quantitative Information [Line Items]    
Appraised Value 355,200 342,300
Real Estate Owned [Member] | Maximum [Member]    
Fair Value Inputs, Assets, Quantitative Information [Line Items]    
Appraised Value 2,000,000 1,800,000
Real Estate Owned [Member] | Minimum [Member]    
Fair Value Inputs, Assets, Quantitative Information [Line Items]    
Appraised Value $ 4,500 $ 21,500