| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 02/15/18 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/15/18 | 5 | Annual statement of changes in beneficial ownership of securities |
|
2 | |
| 02/15/18 | 5 | Annual statement of changes in beneficial ownership of securities |
|
2 | |
| 02/15/18 | 5 | Annual statement of changes in beneficial ownership of securities |
|
2 | |
| 02/15/18 | 5 | Annual statement of changes in beneficial ownership of securities |
|
2 | |
| 02/15/18 | 5 | Annual statement of changes in beneficial ownership of securities |
|
2 | |
| 12/20/17 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 09/14/17 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 09/07/17 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 05/31/17 | 4 | Statement of changes in beneficial ownership of securities |
|
2 |