| Date | Form | Description | Docs | XBRL | Pages |
| 07/02/12 | 4 | Statement of changes in beneficial ownership of securities |
|
1 | |
| 07/02/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 07/02/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 06/28/12 | 11-K | Annual report of employee stock purchase, savings and similar plans |
|
19 | |
| 06/18/12 | CORRESP | A correspondence can be sent as a document with another submission type or can be sent as a separate submission. |
|
4 | |
| 06/07/12 | UPLOAD | SEC-generated letter |
|
2 | |
| 06/04/12 | CORRESP | A correspondence can be sent as a document with another submission type or can be sent as a separate submission. |
|
5 | |
| 06/04/12 | 10-Q | Quarterly report pursuant to Section 13 or 15(d) |
|
|
32 |
| 05/23/12 | UPLOAD | SEC-generated letter |
|
3 | |
| 05/21/12 | 4 | Statement of changes in beneficial ownership of securities |
|
1 |
