Income Taxes (Reconciliation Of The Statutory Federal Income Tax Rate To The Company's Effective Tax Rate On Earnings) (Details)	6 Months Ended		12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2010
Income Taxes [Abstract]
Statutory rate (as a percent)	35.00%	35.00%	35.00%	35.00%	35.00%
State income taxes, net of federal tax benefit (as a percent)	2.40%	2.40%	1.40%	1.10%	0.30%
Foreign earnings taxed at rates other than the U.S. statutory rate (as a percent)	(7.60%)	(7.20%)	(4.80%)	(5.00%)	(8.40%)
Foreign currency remeasurement (as a percent)	2.60%	(0.30%)	(3.30%)	0.90%	(0.70%)
Income tax adjustments to filed returns (as a percent)	(1.50%)	(0.70%)	0.90%	(0.20%)
Other (as a percent)	(0.50%)	1.10%	0.40%	1.30%	(0.40%)
Effective income tax rate	30.40%	30.30%	29.60%	33.10%	25.80%