Income Taxes (Details 2)	12 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2013
Reconciliation of income taxes computed at the U.S. Federal income tax rate to the Company's effective income tax rate
Statutory federal income tax rate (as a percent)	35.00%	35.00%	35.00%
State income taxes, net of federal tax benefit (as a percent)	2.20%	2.50%	2.00%
Domestic manufacturing deduction (as a percent)	(2.70%)	(3.50%)	(2.70%)
Effective Income Tax Rate Reconciliation, Prior Year Impact of Tax Increase Prevention Act, Percent	1.70%	0.00%	0.00%
Other, net (as a percent)	(2.10%)	(1.60%)	(1.90%)
Effective income tax rate (as a percent)	34.10%	32.40%	32.40%