6. Loans and Allowance For Loan Losses: Schedule of Bank Loans by Class According to Credit Quality (Details) - USD ($) $ in Thousands	Mar. 31, 2016	Dec. 31, 2015
Commercial real estate	$ 24,598	$ 26,414
Consumer real estate	2,794	2,841
Consumer loans other	1,109	1,202
Total consumer loans	3,903	4,043
Good/Excellent
Total commercial loans	338	285
Satisfactory
Total commercial loans	21,266	22,392
Pass
Total commercial loans	2,196	2,467
Special Mention
Total commercial loans	1,295	1,557
Substandard
Total commercial loans	2,421	2,476
Doubtful
Total commercial loans	298	299
Total
Total commercial loans	27,814	29,476
Performing
Consumer real estate	2,307	2,354
Consumer loans other	1,109	1,202
Total consumer loans	3,416	3,556
Nonperforming
Consumer real estate	487	487
Consumer loans other	0	0
Total consumer loans	487	487
Commercial And Industrial | Good/Excellent
Total commercial loans	300	285
Commercial And Industrial | Satisfactory
Total commercial loans	2,027	1,822
Commercial And Industrial | Pass
Total commercial loans	231	238
Commercial And Industrial | Special Mention
Total commercial loans	0	58
Commercial And Industrial | Substandard
Total commercial loans	582	583
Commercial And Industrial | Doubtful
Total commercial loans	76	76
Commercial And Industrial | Total
Total commercial loans	3,216	3,062
Consumer And Other Loans | Total | Student Loans
Consumer loans other	1,007	1,081
Consumer And Other Loans | Total | Other
Consumer loans other	102	121
Consumer And Other Loans | Total | Consumer Installment
Consumer loans other		0
Consumer And Other Loans | Performing | Student Loans
Consumer loans other	1,007	1,081
Consumer And Other Loans | Performing | Other
Consumer loans other	102	121
Consumer And Other Loans | Performing | Consumer Installment
Consumer loans other		0
Consumer And Other Loans | Nonperforming | Student Loans
Consumer loans other	0	0
Consumer And Other Loans | Nonperforming | Other
Consumer loans other	0	0
Consumer And Other Loans | Nonperforming | Consumer Installment
Consumer loans other		0
Consumer Real Estate | Total | Home Equity
Consumer real estate	882	897
Consumer Real Estate | Total | Home Equity Line Of Credit
Consumer real estate	20	20
Consumer Real Estate | Total | 1-4 Family Residential Mortgages
Consumer real estate	1,892	1,924
Consumer Real Estate | Performing | Home Equity
Consumer real estate	524	539
Consumer Real Estate | Performing | Home Equity Line Of Credit
Consumer real estate	20	20
Consumer Real Estate | Performing | 1-4 Family Residential Mortgages
Consumer real estate	1,763	1,795
Consumer Real Estate | Nonperforming | Home Equity
Consumer real estate	358	358
Consumer Real Estate | Nonperforming | Home Equity Line Of Credit
Consumer real estate	0	0
Consumer Real Estate | Nonperforming | 1-4 Family Residential Mortgages
Consumer real estate	129	129
Commercial Real Estate Portfolio Segment | Good/Excellent
Commercial real estate	38	0
Commercial Real Estate Portfolio Segment | Satisfactory
Commercial real estate	19,239	20,570
Commercial Real Estate Portfolio Segment | Pass
Commercial real estate	1,965	2,229
Commercial Real Estate Portfolio Segment | Special Mention
Commercial real estate	1,295	1,499
Commercial Real Estate Portfolio Segment | Substandard
Commercial real estate	1,839	1,893
Commercial Real Estate Portfolio Segment | Doubtful
Commercial real estate	222	223
Commercial Real Estate Portfolio Segment | Total
Commercial real estate	24,598	26,414
Commercial | Commercial And Industrial | Good/Excellent
Total commercial loans	300	285
Commercial | Commercial And Industrial | Satisfactory
Total commercial loans	949	922
Commercial | Commercial And Industrial | Pass
Total commercial loans	15	16
Commercial | Commercial And Industrial | Special Mention
Total commercial loans	0	58
Commercial | Commercial And Industrial | Substandard
Total commercial loans	253	254
Commercial | Commercial And Industrial | Doubtful
Total commercial loans	0	0
Commercial | Commercial And Industrial | Total
Total commercial loans	1,517	1,535
SBA Loans | Commercial And Industrial | Good/Excellent
Total commercial loans	0	0
SBA Loans | Commercial And Industrial | Satisfactory
Total commercial loans	215	0
SBA Loans | Commercial And Industrial | Pass
Total commercial loans	0	0
SBA Loans | Commercial And Industrial | Special Mention
Total commercial loans	0	0
SBA Loans | Commercial And Industrial | Substandard
Total commercial loans	40	40
SBA Loans | Commercial And Industrial | Doubtful
Total commercial loans	0	0
SBA Loans | Commercial And Industrial | Total
Total commercial loans	255	40
SBA Loans | Commercial Real Estate Portfolio Segment | Good/Excellent
Commercial real estate	0	0
SBA Loans | Commercial Real Estate Portfolio Segment | Satisfactory
Commercial real estate	500	82
SBA Loans | Commercial Real Estate Portfolio Segment | Pass
Commercial real estate	0	0
SBA Loans | Commercial Real Estate Portfolio Segment | Special Mention
Commercial real estate	0	0
SBA Loans | Commercial Real Estate Portfolio Segment | Substandard
Commercial real estate	266	271
SBA Loans | Commercial Real Estate Portfolio Segment | Doubtful
Commercial real estate	0	0
SBA Loans | Commercial Real Estate Portfolio Segment | Total
Commercial real estate	766	353
Asset Based | Commercial And Industrial | Good/Excellent
Total commercial loans	0	0
Asset Based | Commercial And Industrial | Satisfactory
Total commercial loans	863	900
Asset Based | Commercial And Industrial | Pass
Total commercial loans	216	222
Asset Based | Commercial And Industrial | Special Mention
Total commercial loans	0	0
Asset Based | Commercial And Industrial | Substandard
Total commercial loans	289	289
Asset Based | Commercial And Industrial | Doubtful
Total commercial loans	76	76
Asset Based | Commercial And Industrial | Total
Total commercial loans	1,444	1,487
Commercial Mortgages | Commercial Real Estate Portfolio Segment | Good/Excellent
Commercial real estate	0	0
Commercial Mortgages | Commercial Real Estate Portfolio Segment | Satisfactory
Commercial real estate	8,408	10,689
Commercial Mortgages | Commercial Real Estate Portfolio Segment | Pass
Commercial real estate	1,965	1,098
Commercial Mortgages | Commercial Real Estate Portfolio Segment | Special Mention
Commercial real estate	580	613
Commercial Mortgages | Commercial Real Estate Portfolio Segment | Substandard
Commercial real estate	1,128	1,151
Commercial Mortgages | Commercial Real Estate Portfolio Segment | Doubtful
Commercial real estate	222	223
Commercial Mortgages | Commercial Real Estate Portfolio Segment | Total
Commercial real estate	12,303	13,774
Construction | Commercial Real Estate Portfolio Segment | Good/Excellent
Commercial real estate	0	0
Construction | Commercial Real Estate Portfolio Segment | Satisfactory
Commercial real estate	1,235	2,175
Construction | Commercial Real Estate Portfolio Segment | Pass
Commercial real estate	0	0
Construction | Commercial Real Estate Portfolio Segment | Special Mention
Commercial real estate	0	0
Construction | Commercial Real Estate Portfolio Segment | Substandard
Commercial real estate	0	0
Construction | Commercial Real Estate Portfolio Segment | Doubtful
Commercial real estate	0	0
Construction | Commercial Real Estate Portfolio Segment | Total
Commercial real estate	1,235	2,175
Religious Organizations | Commercial Real Estate Portfolio Segment | Good/Excellent
Commercial real estate	38	0
Religious Organizations | Commercial Real Estate Portfolio Segment | Satisfactory
Commercial real estate	9,096	7,624
Religious Organizations | Commercial Real Estate Portfolio Segment | Pass
Commercial real estate	0	1,131
Religious Organizations | Commercial Real Estate Portfolio Segment | Special Mention
Commercial real estate	715	886
Religious Organizations | Commercial Real Estate Portfolio Segment | Substandard
Commercial real estate	445	471
Religious Organizations | Commercial Real Estate Portfolio Segment | Doubtful
Commercial real estate	0	0
Religious Organizations | Commercial Real Estate Portfolio Segment | Total
Commercial real estate	$ 10,294	$ 10,112