| Date | Filer | Title | Filing | Type | Shares Traded | Price | Total Held |
|---|---|---|---|---|---|---|---|
| Mar 01, 2012 |
Ten Percent Owner
|
Ten Percent Owner | Form 4 | Open market or private purchase of non-derivative or derivative security | 200 | $36.39 | 842,895 |
| Mar 01, 2012 |
Ten Percent Owner
|
Ten Percent Owner | Form 4 | Open market or private purchase of non-derivative or derivative security | 968 | $36.40 | 843,963 |
| Oct 04, 2011 |
Ten Percent Owner
|
Ten Percent Owner | Form 4 | Open market or private purchase of non-derivative or derivative security | 601 | $26.80 | 816,000 |
| Oct 04, 2011 |
Ten Percent Owner
|
Ten Percent Owner | Form 4 | Open market or private purchase of non-derivative or derivative security | 10,000 | $26.75 | 826,000 |
| Oct 04, 2011 |
Ten Percent Owner
|
Ten Percent Owner | Form 4 | Open market or private purchase of non-derivative or derivative security | 1,000 | $26.70 | 827,000 |
| Oct 04, 2011 |
Ten Percent Owner
|
Ten Percent Owner | Form 4 | Open market or private purchase of non-derivative or derivative security | 10,000 | $27.00 | 837,000 |
| Oct 04, 2011 |
Ten Percent Owner
|
Ten Percent Owner | Form 4 | Open market or private purchase of non-derivative or derivative security | 5,596 | $26.90 | 842,596 |
| Oct 03, 2011 |
Ten Percent Owner
|
Ten Percent Owner | Form 4 | Open market or private purchase of non-derivative or derivative security | 1,000 | $28.50 | 788,500 |
| Oct 03, 2011 |
Ten Percent Owner
|
Ten Percent Owner | Form 4 | Open market or private purchase of non-derivative or derivative security | 1,000 | $28.40 | 789,500 |
| Oct 03, 2011 |
Ten Percent Owner
|
Ten Percent Owner | Form 4 | Open market or private purchase of non-derivative or derivative security | 1,000 | $28.30 | 790,500 |
* Represents the number of non-derivative securities directly held. (I) Indicates that some (or all) of these shares are held indirectly.