3. Changes in Accumulated Other Comprehensive Income (loss): Changes in Accumulated Other Comprehensive Income (Loss) (Details) - USD ($) $ in Thousands	3 Months Ended			9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Jun. 30, 2013	Sep. 30, 2014	Sep. 30, 2013
Details
Unrealized holding gain arising during period, before tax amount	$ 163	$ (57)		$ 359	$ (327)
Unrealized holding gain arising during period, tax benefit (expense)	(54)		$ 19	(118)	108
Unrealized holding gain arising during period, net of tax amount	109		$ (38)	241	(219)
Less: reclassification adjustment for gains (losses) realized in net loss, before tax amount	0	0		0	52
Less: reclassification adjustment for gains (losses) realized in net loss, tax benefit	0	0		0	(17)
Less: reclassification adjustment for gains (losses) realized in net loss, net of tax amount	0	0		0	35
Other comprehensive gain, net, before tax amount	163	(57)		359	(379)
Other comprehensive gain, net, tax (expense) benefit	(54)	19		(118)	125
Other comprehensive gain, net, net after tax amount	$ 109	$ (38)		$ 241	$ (254)