| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 04/06/18 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 03/22/18 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/16/18 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/16/18 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 12/19/17 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 12/19/17 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 06/09/17 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 04/25/17 | 4/A | Statement of changes in beneficial ownership of securities |
|
2 | |
| 04/25/17 | 4/A | Statement of changes in beneficial ownership of securities |
|
2 | |
| 04/25/17 | 4/A | Statement of changes in beneficial ownership of securities |
|
2 |
