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Note 4 - Summary of Significant Accounting Policies (Details) - Foreign Currency Translations (Exchange Rate, Hong Kong Dollar to U.S. Dollar [Member])
Mar. 31, 2014
Mar. 31, 2013
Year End [Member]    
Intercompany Foreign Currency Balance [Line Items]    
HK$:US$1 Exchange Rate 7.7570us-gaap_ForeignCurrencyExchangeRateTranslation1
/ us-gaap_NonmonetaryTransactionTypeAxis
= uoli_ExchangeRateHongKongDollarToUSDollarMember
/ us-gaap_StatementScenarioAxis
= uoli_YearEndMember		 7.7641us-gaap_ForeignCurrencyExchangeRateTranslation1
/ us-gaap_NonmonetaryTransactionTypeAxis
= uoli_ExchangeRateHongKongDollarToUSDollarMember
/ us-gaap_StatementScenarioAxis
= uoli_YearEndMember
Annual Average [Member]    
Intercompany Foreign Currency Balance [Line Items]    
HK$:US$1 Exchange Rate 7.7587us-gaap_ForeignCurrencyExchangeRateTranslation1
/ us-gaap_NonmonetaryTransactionTypeAxis
= uoli_ExchangeRateHongKongDollarToUSDollarMember
/ us-gaap_StatementScenarioAxis
= uoli_AnnualAverageMember		 7.7561us-gaap_ForeignCurrencyExchangeRateTranslation1
/ us-gaap_NonmonetaryTransactionTypeAxis
= uoli_ExchangeRateHongKongDollarToUSDollarMember
/ us-gaap_StatementScenarioAxis
= uoli_AnnualAverageMember