Schedule of Gains on Sale of Trademarks (Detail) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Schedule Of Gain Loss On Investments Including Marketable Securities And Investments Held At Cost Income Statement Reported Amounts Summary [Line Items]
Gains on sale of trademarks	$ 0	$ 0	$ 0	$ 6,399	[1]
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Schedule Of Gain Loss On Investments Including Marketable Securities And Investments Held At Cost Income Statement Reported Amounts Summary [Line Items]
Gains on sale of trademarks				$ 6,399

[1] Gains on sale of trademarks was previously reported as other revenue. Many of the gains recorded upon formation of certain joint ventures were reversed as a result of consolidation. The gains that were not impacted by consolidation, and therefore not reversed, have been reclassified and are being presented as a separate line item above operating income.