|
Stock Repurchase Programs (Details) (USD $)
In Millions, except Share data, unless otherwise specified |
2 Months Ended | 9 Months Ended | 12 Months Ended | |
|---|---|---|---|---|
|
Aug. 31, 2011
|
Jun. 30, 2011
|
Jun. 30, 2010
|
Sep. 30, 2010
|
|
| Stock Repurchase Programs | ||||
| Authorized stock split declared and distributed, number of shares per each share held | 2 | |||
| Stock repurchase programs, authorized amount | $ 175.0 | |||
| Number of common shares repurchased during period (in shares) | 279,500 | 513,758 | 885,554 | |
| Common shares repurchased, cost | 11.0 | 17.9 | 22.5 | |
| Amount remained available for future stock repurchases | $ 115.4 | |||
| X | ||||||||||
|
- Details
|
| X | ||||||||||
|
- Definition
This item represents the conversion ratio used in the calculation of a stock split. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
|
- Definition
The amount authorized by an entity's Board of Directors under a stock repurchase plan.
|
| X | ||||||||||
|
- Definition
The remaining repurchase amount authorized by an entity's Board of Directors under a stock repurchase plan.
|
| X | ||||||||||
|
- Definition
Number of shares that have been repurchased during the period and are being held in treasury. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
|
- Definition
Equity impact of the cost of common and preferred stock that were repurchased during the period. Recorded using the cost method. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|