| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 12/21/17 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 12/04/17 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 05/22/17 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 05/19/17 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/23/17 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/23/17 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/23/17 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/23/17 | 4 | Statement of changes in beneficial ownership of securities |
|
4 | |
| 02/23/17 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/23/17 | 4 | Statement of changes in beneficial ownership of securities |
|
2 |
