Inventories (Detail) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2013	Dec. 31, 2012	Sep. 30, 2012
Inventory Disclosure [Abstract]
Raw materials	$ 163,129	$ 167,097	$ 170,350
Work-in-process	117,559	108,385	115,282
Finished goods	353,426	330,077	358,319
Other	13,296	13,259	13,497
Inventory, Gross, Total	647,410	618,818	657,448
Adjustment to value inventory at cost on the LIFO method	(102,891)	(102,891)	(95,937)
Inventories	$ 544,519	$ 515,927	$ 561,511

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Amount before valuation and LIFO reserves of completed merchandise or goods expected to be sold within one year or operating cycle, if longer.

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Gross amount, as of the balance sheet date, of merchandise, goods, commodities, or supplies held for future sale or to be used in manufacturing, servicing or production process.

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Amount of difference between inventory at lower of LIFO cost or market and inventory at lower of other inventory accounting method cost or market, for example, but not limited to, FIFO or average cost.

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Amount after valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer.

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Amount before valuation and LIFO reserves of raw materials expected to be sold, or consumed within one year or operating cycle, if longer.

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Amount before valuation and LIFO reserves of merchandise or goods in the production process expected to be completed within one year or operating cycle, if longer.

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Amount before valuation and LIFO reserves of other inventory expected to be sold, or consumed within one year or operating cycle, if longer.

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