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Future Net Minimum Lease Payments under Non-cancelable Operating Lease Agreements (Detail) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2013
Operating Leased Assets [Line Items]  
Year ending December 31, 2014 $ 3,302
Year ending December 31, 2015 3,008
Year ending December 31, 2016 2,751
Year ending December 31, 2017 2,806
Year ending December 31, 2018 2,628
Thereafter 13,896
Totals $ 28,391