Accumulated Other Comprehensive Loss (Reclassifications out of Accumulated Comprehensive Loss) (Details) (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Sep. 30, 2014		Sep. 30, 2013
Equity [Abstract]
Prior service cost	$ 121	[1]	$ 120	[1]
Settlement expense	680	[1]	793	[1]
Amortization of actuarial loss	521	[1]	613	[1]
Total before tax	1,322		1,526
Income tax benefit	(486)		(558)
Amount reclassified out of accumulated other comprehensive loss	$ 836		$ 968

[1] These accumulated other comprehensive loss components are included in the computation of net periodic benefit cost in Note 3 "Employee Benefit Plans."