| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 05/04/12 | 8-K | Current report filing |
|
3 | |
| 04/30/12 | 8-K | Current report filing |
|
11 | |
| 04/30/12 | 10-Q | Quarterly report pursuant to Section 13 or 15(d) |
|
   |
74 |
| 03/23/12 | DEFA14A | Additional definitive proxy soliciting materials and Rule 14(a)(12) material |
|
5 | |
| 03/23/12 | DEF 14A | Definitive proxy statements |
|
34 | |
| 03/22/12 | FWP | Filing under Securities Act Rules 163/433 of free writing prospectuses |
|
6 | |
| 03/12/12 | ARS | Annual report to security holders |
|
123 | |
| 03/09/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 03/09/12 | FWP | Filing under Securities Act Rules 163/433 of free writing prospectuses |
|
24 | |
| 03/08/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 |
