3. Changes in Accumulated Other Comprehensive Income (loss): Changes in Accumulated Other Comprehensive Income (Loss) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013
Details
Unrealized holding gain arising during period, before tax amount	$ 198	$ (323)	$ 381	$ (332)
Unrealized holding gain arising during period, tax benefit (expense)	(66)	107	(126)	110
Unrealized holding gain arising during period, net of tax amount	132	(216)	255	(222)
Less: reclassification adjustment for gains (losses) realized in net loss, before tax amount	0	0	0	0
Less: reclassification adjustment for gains (losses) realized in net loss, tax benefit	0	0	0	0
Less: reclassification adjustment for gains (losses) realized in net loss, net of tax amount	0	0	0	0
Other comprehensive gain, net, before tax amount	198	(323)	381	(332)
Other comprehensive gain, net, tax (expense) benefit	(66)	107	(126)	110
Other comprehensive gain, net, net after tax amount	$ 132	$ (216)	$ 255	$ (222)