Other Assets- Additional Information (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2014		Mar. 31, 2013		Mar. 31, 2014 Centro Financiero BHD [Member]	Dec. 31, 2013 Centro Financiero BHD [Member]
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Line Items]
Equity Method Investment Ownership Percentage					15.79%	19.99%
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Reclassification Adjustment Realized upon Sale or Liquidation, before Tax	$ 7,718	[1]	$ 0	[1]	$ 7,700
Share Of Changes In Stockholders Equity					$ 14,200

[1] All amounts presented are net of tax.