Quarterly report pursuant to Section 13 or 15(d)

Income Taxes - Additional Information (Detail)

v2.4.0.8
Income Taxes - Additional Information (Detail) (USD $)
3 Months Ended
Mar. 31, 2014
Mar. 31, 2013
Income Tax Disclosure [Abstract]    
Provision for income taxes $ 108,000 $ 80,000
Unrecognized tax benefits 50,000  
Period of change of unrecognized tax benefits 12 months  
Accrued interest and penalties 0  
Taxable Income Adjustment from Tax Examination   $ 0