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Schedule of Inventories (Detail) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2013	Dec. 31, 2012
Schedule Of Inventory [Line Items]
Raw materials	$ 2,414	$ 1,871
Work in process	1,113	799
Finished goods	104,154	97,290
Inventories	$ 107,681	$ 99,960

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.

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