Accumulated Other Comprehensive Loss (Reclassifications out of Accumulated Comprehensive Loss) (Details) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014
Equity [Abstract]
Prior service cost	$ 27	$ 80
Amortization of actuarial loss	354	348
Total before tax	381	428
Income tax benefit	(142)	(159)
Amount reclassified out of accumulated other comprehensive loss	$ 239	$ 269