Income Taxes (Reconciliation Of Income Taxes) (Details)	12 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2012
Income Taxes [Abstract]
Income taxes at fully-distributed South African tax rate	28.00%	28.00%	28.00%
Non-deductible items	4.71%	6.78%	6.60%
Foreign tax rate differential	1.89%	10.39%	7.22%
Foreign tax credits	(13.59%)	(52.80%)	(21.12%)
Taxation on deemed dividends in United States	13.46%	57.32%	31.29%
Capital gains tax paid	0.19%	0.03%	2.43%
Secondary taxation on companies			0.54%
Movement in valuation allowance	1.23%	9.40%	1.23%
Prior year adjustments	0.19%	(5.39%)	0.53%
Change in tax law			(30.33%)
Income tax provision	36.08%	53.73%	26.39%