| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 04/03/19 | 4/A | Form 4/A: Statement of changes in beneficial ownership of securities | 1 | |
| 04/03/19 | 4/A | Form 4/A: Statement of changes in beneficial ownership of securities | 1 | |
| 04/02/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 04/02/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 04/02/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 04/02/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 04/02/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 04/02/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 04/02/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 03/29/19 | DEFA14A | Form DEFA14A: Additional definitive proxy soliciting materials and Rule 14(a)(12) material | 2 |