Income Taxes (Effective Tax Rate) (Details)	12 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2011
Tax rate differs from the U.S. federal income tax rate
U.S. federal income tax rate	35.00%	35.00%	35.00%
Permanent tax exemptions	(3.40%)	(1.80%)	(2.00%)
U.S. tax on foreign earnings	1.90%	(0.20%)	1.20%
Provision for tax contingencies	0.40%	0.00%	(0.40%)
Valuation allowance	0.20%	(2.90%)	(1.60%)
Reduction of benefit from share-based payments	0.30%	0.80%	1.10%
State income taxes, net of federal tax benefit	0.40%	0.50%	0.70%
Foreign tax rates less than U.S. federal tax rate (net)	(3.00%)	(1.80%)	(4.70%)
Other	(1.70%)	0.10%	1.20%
Effective tax rate	30.10%	29.70%	30.50%