5. Investment Securities: Schedule of Unrealized Loss on Investments (Details) $ in Thousands	9 Months Ended	12 Months Ended
	Sep. 30, 2014 USD ($)	Dec. 31, 2013 USD ($)
Held-to-maturity, Securities in Unrealized Loss Positions, Qualitative Disclosure, Number of Positions	28	36
Held-to-maturity Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value	$ 1,444	$ 8,353
Held-to-maturity Securities, Continuous Unrealized Loss Position, Less than 12 Months, Aggregate Loss	(8)	(498)
Held-to-maturity Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value	5,832	225
Held-to-maturity Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Aggregate Loss	(167)	(25)
Held-to-maturity Securities, Continuous Unrealized Loss Position, Fair Value	7,276	8,578
Held-to-maturity Securities, Continuous Unrealized Loss Position, Aggregate Loss	$ (175)	$ (523)
US Government Agencies Debt Securities
Held-to-maturity, Securities in Unrealized Loss Positions, Qualitative Disclosure, Number of Positions	15	15
Held-to-maturity Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value	$ 748	$ 3,576
Held-to-maturity Securities, Continuous Unrealized Loss Position, Less than 12 Months, Aggregate Loss	(2)	(270)
Held-to-maturity Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value	3,244	225
Held-to-maturity Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Aggregate Loss	(103)	(25)
Held-to-maturity Securities, Continuous Unrealized Loss Position, Fair Value	3,992	3,801
Held-to-maturity Securities, Continuous Unrealized Loss Position, Aggregate Loss	$ (105)	$ (295)
Collateralized Mortgage Backed Securities
Held-to-maturity, Securities in Unrealized Loss Positions, Qualitative Disclosure, Number of Positions	13	21
Held-to-maturity Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value	$ 696	$ 4,777
Held-to-maturity Securities, Continuous Unrealized Loss Position, Less than 12 Months, Aggregate Loss	(6)	(228)
Held-to-maturity Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value	2,588	0
Held-to-maturity Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Aggregate Loss	(64)	0
Held-to-maturity Securities, Continuous Unrealized Loss Position, Fair Value	3,284	4,777
Held-to-maturity Securities, Continuous Unrealized Loss Position, Aggregate Loss	$ (70)	$ (228)