| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 05/09/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 05/09/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 05/09/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 05/09/13 | 10-Q | Quarterly report pursuant to Section 13 or 15(d) |
|
   |
31 |
| 03/29/13 | DEF 14A | Definitive proxy statements |
|
57 | |
| 03/29/13 | DEFA14A | Additional definitive proxy soliciting materials and Rule 14(a)(12) material |
|
10 | |
| 03/19/13 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 03/11/13 | SC 13D/A | Schedule filed to report acquisition of beneficial ownership of 5% or more of a class of equity securities |
|
16 | |
| 03/11/13 | 4 | Statement of changes in beneficial ownership of securities |
|
1 | |
| 03/08/13 | PRE 14A | Preliminary proxy statement not related to a contested matter or merger/acquisition |
|
57 |
