Consolidated Statements Of Comprehensive Income (Loss) (Unaudited) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013
Net income:	$ 1,088	$ 750	$ 100	$ 1,922
Available-for-sale securities:
Changes in unrealized gains/losses	330	(1,359)	270	(996)
Reclassification adjustments for gains included in net income	(5)	(380)	(65)	(542)
Net change	325	(1,739)	205	(1,538)
Cash flow hedges:
Changes in unrealized gains/losses	6	85	9	261
Reclassification adjustments for (gains) losses included in net income (loss)		(262)	(2)	(403)
Net change	6	(177)	7	(142)
Change in unrealized components of defined benefit plans:
Amortization of actuarial loss and prior service benefit	2	3	5	6
Net change	2	3	5	6
Foreign currency translation adjustments, net	1	10	(5)	(27)
Other comprehensive income (loss)	334	(1,903)	212	(1,701)
Comprehensive income (loss)	$ 1,422	$ (1,153)	$ 312	$ 221