| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 03/16/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 03/16/18 | 3 | Form 3: Initial statement of beneficial ownership of securities | 1 | |
| 03/16/18 | 8-K | Form 8-K: Current report | 5 | |
| 03/14/18 | S-8 | Form S-8: Securities to be offered to employees in employee benefit plans | 13 | |
| 03/14/18 | 10-K | Form 10-K: Annual report [Section 13 and 15(d), not S-K Item 405] |
|
108 |
| 02/28/18 | 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 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 02/22/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 02/15/18 | SC 13G | Form SC 13G: Statement of Beneficial Ownership by Certain Investors | 8 |