Income Taxes (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2013	Dec. 31, 2012
Income Taxes
Effective Income Tax Rate	35.20%	36.80%	36.50%	43.10%
U.S. domestic production activity deduction		$ 0		$ 0