Income Taxes Income Taxes (Reconciliation of Expected Income Taxes) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2011
Income Tax Disclosure [Abstract]
Income Tax Reconciliation, Income Tax Expense (Benefit), at Federal Statutory Income Tax Rate	$ 53,838	$ 46,980	$ 34,624
Income Tax Reconciliation, State and Local Income Taxes	3,278	3,267	3,467
Income Tax Reconciliation, Deductions, Qualified Production Activities	(2,563)	(2,275)	(2,191)
Income Tax Reconciliation, Foreign Income Tax Rate Differential	(4,950)	(11,513)	(534)
Effective Income Tax Rate Reconciliation, Disposition of Asset, Amount	(13,186)	0	0
Effective Income Tax Rate Reconciliation, Change in Enacted Tax Rate, Amount	(2,288)	0	0
Income Tax Reconciliation, Change in Deferred Tax Assets Valuation Allowance	(1,690)	0	2,118
Income Tax Reconciliation, Nondeductible Expense, Other	0	5,434	0
Income Tax Reconciliation, Other Adjustments	1,885	(739)	324
Provision for income taxes	$ 34,324	$ 41,154	$ 37,808
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate	35.00%	35.00%	35.00%
Effective Income Tax Rate Reconciliation, State and Local Income Taxes	2.10%	2.40%	3.50%
Effective Income Tax Rate Reconciliation, Deductions, Qualified Production Activities	(1.70%)	(1.70%)	(2.20%)
Effective Income Tax Rate Reconciliation, Foreign Income Tax Rate Differential	(3.30%)	(8.60%)	(0.50%)
Effective Income Tax Rate Reconciliation, Disposition of Asset, Percent	(8.60%)	0.00%	0.00%
Effective Income Tax Rate Reconciliation, Change in Enacted Tax Rate, Percent	(1.50%)	0.00%	0.00%
Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance	(1.10%)	0.00%	2.10%
Effective Income Tax Rate Reconciliation, Nondeductible Expense, Other	0.00%	4.00%	0.00%
Effective Income Tax Rate Reconciliation, Other Adjustments	1.40%	(0.40%)	0.30%
Effective Income Tax Rate, Continuing Operations	22.30%	30.70%	38.20%