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Income Taxes (Detail) (USD $)
In Thousands, unless otherwise specified
9 Months Ended
Sep. 30, 2014
Sep. 30, 2013
Dec. 31, 2013
Income Tax Disclosure [Abstract]      
Effective Income Tax Rate (as a percent) 23.00% 35.00%  
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate (as a percent) 34.00% 34.00%  
Unrecognized Tax Benefits (in Dollars) $ 117   $ 65