|
Income Taxes (Details) (USD $) |
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
|
Mar. 31, 2014 |
Mar. 31, 2013 |
Mar. 31, 2014 |
Mar. 31, 2013 |
|
| Operating Loss Carryforwards | ||||
| Income before income taxes | $ 251,246,000 | $ 192,115,000 | $ 567,855,000 | $ 513,531,000 |
| Provision for income taxes | 47,665,000 | 25,733,000 | 113,831,000 | 105,152,000 |
| Effective tax rate | 19.00% | 13.40% | 20.00% | 20.50% |
| Estimated effective tax rate for the fiscal year ending June 30, 2014 | 20.60% | |||
| Unrecognized tax benefits, reduction in next twelve months resulting from lapse of applicable statute of limitations | 9,900,000 | |||
|
Unrecognized Tax Benefits, Expiration of the Statue of Limitations |
||||
| Operating Loss Carryforwards | ||||
| Decrease in income taxes | (5,500,000) | |||
|
U.S. Federal Research Tax Credit |
||||
| Operating Loss Carryforwards | ||||
| Decrease in income taxes | (15,600,000) | (8,700,000) | ||
|
Jurisdictions With Tax Rates Lower Than U.S. Statutory Tax Rate |
||||
| Operating Loss Carryforwards | ||||
| Decrease in income taxes | $ (8,600,000) | |||