XML 26 R31.htm IDEA: XBRL DOCUMENT

Inventories (Details) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2012	Dec. 31, 2011
Inventories
Raw materials and supplies	$ 212,608	$ 210,886
Work in process	263,271	255,581
Finished goods	183,229	183,395
Inventories	$ 659,108	$ 649,862

Carrying amount, net of reserves and adjustments, as of the balance sheet date of merchandise or goods which are partially completed. This inventory is generally comprised of raw materials, labor and factory overhead costs, which require further materials, labor and overhead to be converted into finished goods, and which generally require the use of estimates to determine percentage complete and pricing.

+ References+ Details