4. Loans and Allowance For Loan Losses: Schedule of Bank Loans by Class According to Credit Quality (Details) - USD ($)	Dec. 31, 2015	Dec. 31, 2014
Loans and Leases Receivable, Gross	$ 29,476,000	$ 36,191,000
Commercial real estate	26,414	31,556
Consumer real estate	2,841	3,297
Consumer loans other	1,202	1,373
Commercial And Industrial
Loans and Leases Receivable, Gross	3,062,000	4,635,000
Commercial And Industrial | Commercial
Loans and Leases Receivable, Gross	1,535,000	2,563,000
Commercial And Industrial | :S B A Loans
Loans and Leases Receivable, Gross	40,000	168,000
Commercial And Industrial | Asset Based
Loans and Leases Receivable, Gross	1,487,000	1,904,000
Commercial Real Estate Portfolio Segment
Loans and Leases Receivable, Gross	26,414,000	31,556,000
Commercial Real Estate Portfolio Segment | :S B A Loans
Loans and Leases Receivable, Gross	353,000	525,000
Commercial real estate	353	525
Commercial Real Estate Portfolio Segment | Commercial Mortgages
Loans and Leases Receivable, Gross	13,774,000	15,470,000
Commercial real estate	13,774	15,470
Commercial Real Estate Portfolio Segment | Construction
Loans and Leases Receivable, Gross	2,175,000	3,423,000
Commercial real estate	2,175	3,423
Commercial Real Estate Portfolio Segment | Religious Organizations
Loans and Leases Receivable, Gross	10,112,000	12,138,000
Commercial real estate	10,112	12,138
Consumer Real Estate
Loans and Leases Receivable, Gross	2,841,000	3,297,000
Consumer And Other Loans
Loans and Leases Receivable, Gross	1,202,000	1,373,000
Good Excellent
Loans Receivable, Gross, Commercial, Mortgage	285,000	300,000
Good Excellent | Commercial And Industrial
Loans Receivable, Gross, Commercial, Mortgage	285,000	300,000
Good Excellent | Commercial And Industrial | Commercial
Loans Receivable, Gross, Commercial, Mortgage	285,000	300,000
Good Excellent | Commercial And Industrial | :S B A Loans
Loans Receivable, Gross, Commercial, Mortgage	0	0
Good Excellent | Commercial And Industrial | Asset Based
Loans Receivable, Gross, Commercial, Mortgage	0	0
Good Excellent | Commercial Real Estate Portfolio Segment
Commercial real estate	0	0
Good Excellent | Commercial Real Estate Portfolio Segment | :S B A Loans
Commercial real estate	0	0
Good Excellent | Commercial Real Estate Portfolio Segment | Commercial Mortgages
Commercial real estate	0	0
Good Excellent | Commercial Real Estate Portfolio Segment | Construction
Commercial real estate	0	0
Good Excellent | Commercial Real Estate Portfolio Segment | Religious Organizations
Commercial real estate	0	0
Satisfactory
Loans Receivable, Gross, Commercial, Mortgage	22,393,000	29,549,000
Satisfactory | Commercial And Industrial
Loans Receivable, Gross, Commercial, Mortgage	1,822,000	3,135,000
Satisfactory | Commercial And Industrial | Commercial
Loans Receivable, Gross, Commercial, Mortgage	922,000	1,321,000
Satisfactory | Commercial And Industrial | :S B A Loans
Loans Receivable, Gross, Commercial, Mortgage	0	80,000
Satisfactory | Commercial And Industrial | Asset Based
Loans Receivable, Gross, Commercial, Mortgage	900,000	1,734,000
Satisfactory | Commercial Real Estate Portfolio Segment
Commercial real estate	20,570,000	26,414,000
Satisfactory | Commercial Real Estate Portfolio Segment | :S B A Loans
Commercial real estate	82,000	237,000
Satisfactory | Commercial Real Estate Portfolio Segment | Commercial Mortgages
Commercial real estate	10,689,000	13,024,000
Satisfactory | Commercial Real Estate Portfolio Segment | Construction
Commercial real estate	2,175,000	3,423,000
Satisfactory | Commercial Real Estate Portfolio Segment | Religious Organizations
Commercial real estate	7,624,000	9,730,000
Pass 1
Loans Receivable, Gross, Commercial, Mortgage	2,467,000	2,677,000
Pass 1 | Commercial And Industrial
Loans Receivable, Gross, Commercial, Mortgage	238,000	598,000
Pass 1 | Commercial And Industrial | Commercial
Loans Receivable, Gross, Commercial, Mortgage	16,000	474,000
Pass 1 | Commercial And Industrial | :S B A Loans
Loans Receivable, Gross, Commercial, Mortgage	0	0
Pass 1 | Commercial And Industrial | Asset Based
Loans Receivable, Gross, Commercial, Mortgage	222,000	124,000
Pass 1 | Commercial Real Estate Portfolio Segment
Commercial real estate	2,229,000	2,079,000
Pass 1 | Commercial Real Estate Portfolio Segment | :S B A Loans
Commercial real estate	0	170,000
Pass 1 | Commercial Real Estate Portfolio Segment | Commercial Mortgages
Commercial real estate	1,098,000	724,000
Pass 1 | Commercial Real Estate Portfolio Segment | Construction
Commercial real estate	0	0
Pass 1 | Commercial Real Estate Portfolio Segment | Religious Organizations
Commercial real estate	1,131,000	1,185,000
Special Mention
Loans Receivable, Gross, Commercial, Mortgage	1,557,000	980,000
Special Mention | Commercial And Industrial
Loans Receivable, Gross, Commercial, Mortgage	58,000	220,000
Special Mention | Commercial And Industrial | Commercial
Loans Receivable, Gross, Commercial, Mortgage	58,000	220,000
Special Mention | Commercial And Industrial | :S B A Loans
Loans Receivable, Gross, Commercial, Mortgage	0	0
Special Mention | Commercial And Industrial | Asset Based
Loans Receivable, Gross, Commercial, Mortgage	0	0
Special Mention | Commercial Real Estate Portfolio Segment
Commercial real estate	1,499,000	760,000
Special Mention | Commercial Real Estate Portfolio Segment | :S B A Loans
Commercial real estate	0	0
Special Mention | Commercial Real Estate Portfolio Segment | Commercial Mortgages
Commercial real estate	613,000	57,000
Special Mention | Commercial Real Estate Portfolio Segment | Construction
Commercial real estate	0	0
Special Mention | Commercial Real Estate Portfolio Segment | Religious Organizations
Commercial real estate	886,000	703,000
Substandard
Loans Receivable, Gross, Commercial, Mortgage	2,476,000	2,233,000
Substandard | Commercial And Industrial
Loans Receivable, Gross, Commercial, Mortgage	583,000	247,000
Substandard | Commercial And Industrial | Commercial
Loans Receivable, Gross, Commercial, Mortgage	254,000	113,000
Substandard | Commercial And Industrial | :S B A Loans
Loans Receivable, Gross, Commercial, Mortgage	40,000	88,000
Substandard | Commercial And Industrial | Asset Based
Loans Receivable, Gross, Commercial, Mortgage	289,000	46,000
Substandard | Commercial Real Estate Portfolio Segment
Commercial real estate	1,893,000	1,986,000
Substandard | Commercial Real Estate Portfolio Segment | :S B A Loans
Commercial real estate	271,000	118,000
Substandard | Commercial Real Estate Portfolio Segment | Commercial Mortgages
Commercial real estate	1,151,000	1,348,000
Substandard | Commercial Real Estate Portfolio Segment | Construction
Commercial real estate	0	0
Substandard | Commercial Real Estate Portfolio Segment | Religious Organizations
Commercial real estate	471,000	520,000
Doubtful
Loans Receivable, Gross, Commercial, Mortgage	299,000	452,000
Doubtful | Commercial And Industrial
Loans Receivable, Gross, Commercial, Mortgage	76,000	135,000
Doubtful | Commercial And Industrial | Commercial
Loans Receivable, Gross, Commercial, Mortgage	0	135,000
Doubtful | Commercial And Industrial | :S B A Loans
Loans Receivable, Gross, Commercial, Mortgage	0	0
Doubtful | Commercial And Industrial | Asset Based
Loans Receivable, Gross, Commercial, Mortgage	76,000	0
Doubtful | Commercial Real Estate Portfolio Segment
Commercial real estate	223,000	317,000
Doubtful | Commercial Real Estate Portfolio Segment | :S B A Loans
Commercial real estate	0	0
Doubtful | Commercial Real Estate Portfolio Segment | Commercial Mortgages
Commercial real estate	223,000	317,000
Doubtful | Commercial Real Estate Portfolio Segment | Construction
Commercial real estate	0	0
Doubtful | Commercial Real Estate Portfolio Segment | Religious Organizations
Commercial real estate	0	0
Performing
Consumer real estate	2,354,000	2,735,000
Consumer loans other	1,202,000	1,373,000
Total consumer loans	3,556,000	4,108,000
Performing | Consumer Real Estate | Home Equity 1
Consumer real estate	539,000	679,000
Performing | Consumer Real Estate | Home Equity Line Of Credit
Consumer real estate	20,000	22,000
Performing | Consumer Real Estate | N14 Family Residential Mortgages
Consumer real estate	1,795,000	2,034,000
Performing | Consumer And Other Loans | Consumer Installment
Consumer loans other	0	7,000
Performing | Consumer And Other Loans | Student Loans
Consumer loans other	1,081,000	1,221,000
Performing | Consumer And Other Loans | Other 1
Consumer loans other	121,000	145,000
Nonperforming
Consumer real estate	487,000	562,000
Consumer loans other	0	0
Total consumer loans	487,000	562,000
Nonperforming | Consumer Real Estate | Home Equity 1
Consumer real estate	358,000	368,000
Nonperforming | Consumer Real Estate | Home Equity Line Of Credit
Consumer real estate	0	0
Nonperforming | Consumer Real Estate | N14 Family Residential Mortgages
Consumer real estate	129,000	194,000
Nonperforming | Consumer And Other Loans | Consumer Installment
Consumer loans other	0	0
Nonperforming | Consumer And Other Loans | Student Loans
Consumer loans other	0	0
Nonperforming | Consumer And Other Loans | Other 1
Consumer loans other	0	0
Subtotal
Consumer real estate	2,841,000
Consumer loans other	1,202,000
Total consumer loans	4,043,000
Subtotal | Consumer Real Estate | Home Equity 1
Consumer real estate	897,000
Subtotal | Consumer Real Estate | Home Equity Line Of Credit
Consumer real estate	20,000
Subtotal | Consumer Real Estate | N14 Family Residential Mortgages
Consumer real estate	1,924,000
Subtotal | Consumer And Other Loans | Consumer Installment
Consumer loans other	0
Subtotal | Consumer And Other Loans | Student Loans
Consumer loans other	1,081,000
Subtotal | Consumer And Other Loans | Other 1
Consumer loans other	$ 121,000
Total
Consumer real estate		3,297,000
Consumer loans other		1,373,000
Total consumer loans		4,670,000
Total | Consumer Real Estate | Home Equity 1
Consumer real estate		1,047,000
Total | Consumer Real Estate | Home Equity Line Of Credit
Consumer real estate		22,000
Total | Consumer Real Estate | N14 Family Residential Mortgages
Consumer real estate		2,228,000
Total | Consumer And Other Loans | Consumer Installment
Consumer loans other		7,000
Total | Consumer And Other Loans | Student Loans
Consumer loans other		1,221,000
Total | Consumer And Other Loans | Other 1
Consumer loans other		$ 145,000