Reinsurance Assets And Policy Holder Liabilities Under Insurance And Investment Contracts (Summary Of The Movement In Reinsurance Assets And Policy Holder Liabilities Under Insurance Contracts) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Sep. 30, 2013
Reinsurance Assets And Policy Holder Liabilities Under Insurance And Investment Contracts [Abstract]
Reinsurance assets, Balance as of June 30, 2013	$ 19,557	[1]
Reinsurance assets, Foreign currency adjustment	(425)	[1],[2]
Reinsurance assets, Balance as of September 30, 2013	19,132	[1]
Insurance contracts, Balance as of June 30, 2013	(19,711)	[3]
Insurance contracts, Foreign currency adjustment	428	[2],[3]
Insurance contracts, Balance as of September 30, 2013	$ (19,283)	[3]

[1] Included in other long-term assets.

[2] The foreign currency adjustment represents the effects of the fluctuations between the ZAR against the US dollar.

[3] Included in other long-term liabilities.