Inventories (Tables)

12 Months Ended

Dec. 31, 2014

Inventory Disclosure [Abstract]

Summary of Inventories, at LIFO Value

Inventories (at LIFO value) consist of the following as of December 31 (in thousands):

	2014			2013
Finished goods	$	32,756		$	30,423
Raw materials		16,290			16,502
Total FIFO inventories		49,046			46,925
Reserve to adjust inventories to LIFO value		(25,299	)		(24,497	)
Total LIFO inventories	$	23,747		$	22,428