| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 05/02/18 | 8-K | Form 8-K: Current report filing | 17 | |
| 03/23/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 03/23/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 03/23/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 03/23/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 03/23/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 03/23/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 03/23/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 03/23/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 03/16/18 | DEFA14A | Form DEFA14A: Additional definitive proxy soliciting materials and Rule 14(a)(12) material | 6 |