| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 05/25/18 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 04/06/18 | 4/A | Statement of changes in beneficial ownership of securities |
|
2 | |
| 03/27/18 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 03/02/18 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 03/02/18 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 03/02/18 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 12/14/17 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 12/07/17 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 11/30/17 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 11/21/17 | 4 | Statement of changes in beneficial ownership of securities |
|
2 |
