Property, Plant and Equipment Property, Plant and Equipment (Tables)

12 Months Ended

Dec. 31, 2013

Property, Plant and Equipment [Abstract]

Schedule of Property, Plant and Equipment

(Dollars in thousands)	2013			2012
Land and land improvements	$	17,201		$	16,448
Buildings and structures	33,985			32,908
Machinery and equipment	171,385			165,369
Construction in progress	1,225			3,188
	223,796			217,913
Less: accumulated depreciation	(163,820		)	(159,863		)
Total property, plant and equipment	$	59,976		$	58,050