| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 04/04/13 | Initial statement of beneficial ownership of securities | PDF | 3 | ||
| 03/28/13 | Annual report to security holders | PDF | 132 | ||
| 03/28/13 | Additional definitive proxy soliciting materials and Rule 14(a)(12) material | PDF | 2 | ||
| 03/27/13 | Additional definitive proxy soliciting materials and Rule 14(a)(12) material | PDF | 6 | ||
| 03/27/13 | Definitive proxy statements | PDF | 89 | ||
| 03/05/13 | Statement of changes in beneficial ownership of securities | PDF | 1 | ||
| 03/05/13 | Statement of changes in beneficial ownership of securities | PDF | 1 | ||
| 03/01/13 | Current report filing | PDF | 5 | ||
| 02/25/13 | Statement of changes in beneficial ownership of securities | PDF | 2 | ||
| 02/25/13 | Statement of changes in beneficial ownership of securities | PDF | 1 |