3. Investments: Schedule of Unrealized Loss on Investments (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012
Held-to-maturity, Securities in Unrealized Loss Positions, Number of securities	36	5
Held-to-maturity Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value	$ 8,353	$ 999
Held-to-maturity Securities, Continuous Unrealized Loss Position, Less than 12 Months, Aggregate Loss	(498)	(5)
Held-to-maturity Securities, Continuous Unrealized Loss Position, Fair Value	8,578	999
Held-to-maturity Securities, Continuous Unrealized Loss Position, Aggregate Loss	(523)	(5)
Held-to-maturity Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value	225
Held-to-maturity Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Aggregate Loss	(25)
US Government Agencies Debt Securities
Held-to-maturity, Securities in Unrealized Loss Positions, Number of securities	15	3
Held-to-maturity Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value	3,576	746
Held-to-maturity Securities, Continuous Unrealized Loss Position, Less than 12 Months, Aggregate Loss	(270)	(4)
Held-to-maturity Securities, Continuous Unrealized Loss Position, Fair Value	3,801	746
Held-to-maturity Securities, Continuous Unrealized Loss Position, Aggregate Loss	(295)	(4)
Held-to-maturity Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value	225	0
Held-to-maturity Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Aggregate Loss	(25)	0
Collateralized Mortgage Backed Securities
Held-to-maturity, Securities in Unrealized Loss Positions, Number of securities	21	2
Held-to-maturity Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value	4,777	253
Held-to-maturity Securities, Continuous Unrealized Loss Position, Less than 12 Months, Aggregate Loss	(228)	(1)
Held-to-maturity Securities, Continuous Unrealized Loss Position, Fair Value	4,777	253
Held-to-maturity Securities, Continuous Unrealized Loss Position, Aggregate Loss	(228)	(1)
Held-to-maturity Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value
Held-to-maturity Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Aggregate Loss