| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 02/26/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 02/26/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 02/26/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 02/26/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 02/26/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 02/26/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 02/26/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 02/26/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 02/26/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 02/26/18 | S-3ASR | Form S-3ASR: Automatic shelf registration statement of securities of well-known seasoned issuers | 76 |