Pensions (Schedule Of Components Of Net Periodic Benefit Cost Of Pension Plans) (Details) (USD $)	6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011
Pensions [Abstract]
Service cost	$ 18,000	$ 24,000
Interest cost	121,000	134,000
Expected return on plan assets	(135,000)	(127,000)
Amortization of prior service cost	23,000
Total net periodic benefit cost	$ 27,000	$ 31,000