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Taxation - Balance Sheet Classifications of Deferred Tax Assets and Liabilities (Detail) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2013
Dec. 31, 2012
Balance Sheet Classifications of Deferred Tax Assets and Liabilities [Abstract]    
Current assets $ 477 $ 573
Long-term (liability) assets (59) 3,688
Net deferred tax asset $ 418 $ 4,261