Fair Value Of Financial Instruments And Equity-Accounted Investments (Outstanding Foreign Exchange Contracts) (Details)	12 Months Ended
	Jun. 30, 2013 USD ($)	Jun. 30, 2013	Sep. 30, 2013 contract
Fair Value Of Financial Instruments And Equity-Accounted Investments [Abstract]
Notional amount	$ 4,000,000
Strike price (ZAR)	9.06	9.06
Fair market value price (ZAR)	10.1397	10.1397
Maturity	Sep. 30, 2013	Sep. 30, 2013
Number of foreign exchange contracts			0