| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 05/16/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 05/16/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 05/16/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 05/16/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 05/16/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 05/15/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 05/15/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 05/15/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 05/07/18 | 8-K | Form 8-K: Current report filing | 52 | |
| 05/03/18 | S-8 | Form S-8: Initial registration statement for securities to be offered to employees pursuant to employee benefit plans | 11 |