Inventories (Tables)

12 Months Ended

Dec. 31, 2015

Inventory Disclosure [Abstract]

Summary of Inventories, at LIFO Value

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

	2015			2014
Finished goods	$	24,961		$	32,756
Raw materials		21,384			16,290
Total FIFO (first-in, first out) inventories		46,345			49,046
Reserve to adjust inventories to LIFO value		(23,241	)		(25,299	)
Total LIFO inventories	$	23,104		$	23,747