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Inventories (Tables)

3 Months Ended

Mar. 31, 2012

Notes to Financial Statements [Abstract]

Inventories

5.   Inventories

		March 31, 2012			December 31, 2011
		(in thousands)
Raw materials and supplies		$	131,367		$	119,550
Work in process			30,529			31,085
Finished products			89,293			89,334
Inventory reserves			(37,169	)		(35,211	)
		$	214,020		$	204,758

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This disclosure includes total inventory broken out by major classes.

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