| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 02/20/18 | 8-K | Form 8-K: Current report | 3 | |
| 02/16/18 | 10-K | Form 10-K: Annual report [Section 13 and 15(d), not S-K Item 405] |
|
160 |
| 02/16/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 02/16/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 02/16/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 02/16/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 02/16/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 02/16/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 02/14/18 | SC 13G/A | Form SC 13G/A: Statement of Beneficial Ownership by Certain Investors | 8 | |
| 02/14/18 | SC 13G | Form SC 13G: Statement of Beneficial Ownership by Certain Investors | 3 |