Local and Foreign Components of Income (Loss) before Income Taxes (Detail) (USD $)
3 Months Ended 6 Months Ended
Jun. 30, 2012
Jun. 30, 2011
Jun. 30, 2012
Jun. 30, 2011
Components Of Income Tax Expense Benefit [Line Items]        
Local     $ (42,265) $ (362,898)
Foreign     107,482 1,309,643
INCOME BEFORE INCOME TAXES $ 52,562 $ 596,830 $ 65,217 $ 946,745