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	Dec. 31, 2013	Dec. 31, 2012	Jun. 30, 2012	Jun. 30, 2011
Income Tax Disclosure [Abstract]
Statutory rate (as a percent)	35.00%	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%	0.20%	1.50%	1.40%	1.10%
Foreign earnings taxed at rates other than the U.S. statutory rate (as a percent)	(7.60%)	(7.20%)	(3.70%)	(5.70%)	(4.80%)	(5.00%)
Foreign currency remeasurement (as a percent)	2.60%	(0.30%)	(0.90%)	(1.30%)	(3.30%)	0.90%
Income tax adjustments to filed returns (as a percent)	(1.50%)	(0.70%)	0.50%	0.60%	0.90%	(0.20%)
Biodiesel credit (as a percent)			(5.10%)
Valuation allowance (as a percent)			8.00%
Other (as a percent)	(0.50%)	1.10%	(0.90%)	(0.40%)	0.40%	1.30%
Effective income tax rate	30.40%	30.30%	33.10%	29.70%	29.60%	33.10%