| Employee Benefit Plans Fair Value of Plan Assets (Details) (USD $) | 12 Months Ended | 12 Months Ended | |||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Jun. 30, 2012 | Jun. 30, 2011 | Jun. 30, 2013 | Jun. 30, 2013
 Foreign Pension Plans, Defined Benefit | Jun. 30, 2013
 Total | Jun. 30, 2012
 Total | Jun. 30, 2013
 Total
 Foreign Pension Plans, Defined Benefit | Jun. 30, 2013
 Level 1 | Jun. 30, 2012
 Level 1 | Jun. 30, 2013
 Level 1
 Foreign Pension Plans, Defined Benefit | Jun. 30, 2013
 Level 2 | Jun. 30, 2012
 Level 2 | Jun. 30, 2013
 Level 2
 Foreign Pension Plans, Defined Benefit | |||||||||||
| Defined Benefit Plan Disclosure | |||||||||||||||||||||||
| Defined benefit plan, target plan asset allocations | 100.00% | 100.00% | 100.00% | ||||||||||||||||||||
| Defined benefit plan, estimated future employer contributions in next fiscal year | $ 1,600,000 | ||||||||||||||||||||||
| Defined benefit plan maximum yearly expected future benefit payments through June 30, 2023 | 2,600,000 | ||||||||||||||||||||||
| Fair Value Measurements | |||||||||||||||||||||||
| Cash equivalents | 9,688,000 | 9,688,000 | 0 | ||||||||||||||||||||
| Government, municipal securities, and other | 1,783,150,000 | 1,933,491,000 | 3,629,000 | 0 | 3,629,000 | ||||||||||||||||||
| Total financial assets | $ 2,890,488,000 | [1] | $ 2,472,819,000 | [2] | $ 13,317,000 | $ 1,619,165,000 | [1] | $ 1,434,987,000 | [2] | $ 9,688,000 | $ 1,271,323,000 | [1] | $ 1,037,832,000 | [2] | $ 3,629,000 | ||||||||
| 
 | |||||||||||||||||||||||