Condensed Consolidated Statements of Comprehensive Income (Loss) (Unaudited) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Net income:	$ 167	$ 773	$ 1,670	$ 873
Available-for-sale securities:
Changes in unrealized gain/loss	397	(404)	263	(134)
Reclassification adjustments for losses (gains) included in net income		3	26	(62)
Net change	397	(401)	289	(196)
Cash flow hedges:
Changes in unrealized gains/losses	(240)	(528)	(77)	(516)
Reclassification adjustments for (gains) losses included in net income	(4)	97	620	92
Net change	(244)	(431)	543	(424)
Change in unrealized components of defined benefit plans:
Amortization of actuarial loss and prior service benefit	5	3	15	9
Net change	5	3	15	9
Foreign currency translation adjustments, net	(38)	5	(91)	(1)
Other comprehensive income (loss)	120	(824)	756	(612)
Comprehensive income (loss)	$ 287	$ (51)	$ 2,426	$ 261