Cash Flow Activities (Detail) (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012
Net (increase) decrease in operating working capital other than cash and cash equivalents (from continuing operations):
(Increase) decrease in accounts receivable	$ (60,558)	$ 94,145
Increase in inventories	(92,916)	(156,973)
Increase in prepaid expenses	(53,554)	(141,267)
Decrease in deferred income tax assets	41,714	35,277
Increase (decrease) in accounts payable and accrued liabilities	199,301	(131,701)
Increase in current income tax liabilities	189,994	48,385
Total	223,981	(252,134)	[1]
Supplementary disclosures (including discontinued operations):
Cash income taxes paid	323,965	414,676
Interest paid, net of amounts capitalized	$ 16,063	$ 1,077

[1] Reclassified to conform to current presentation.