| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 03/15/13 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 03/15/13 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 03/15/13 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 03/15/13 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 03/15/13 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 03/15/13 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 03/15/13 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 03/15/13 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 03/13/13 | Automatic shelf registration statement of securities of well-known seasoned issuers |
|
15 | ||
| 03/13/13 | Statement of changes in beneficial ownership of securities |
|
1 |