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Cash Dividends (Details) (Dividend Paid [Member], USD $)
9 Months Ended
Mar. 31, 2015
Dividend Paid [Member]
 
Dividends Payable [Line Items]  
Dividends, date declared Nov. 14, 2014
Dividends, date of record Dec. 05, 2014
Dividends, date paid Dec. 19, 2014
Dividend amount per share $ 0.20us-gaap_DividendsPayableAmountPerShare
/ us-gaap_DividendsAxis
= us-gaap_DividendPaidMember
Dividend aggregate amount $ 1,406,746us-gaap_DividendsCash
/ us-gaap_DividendsAxis
= us-gaap_DividendPaidMember