| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 08/18/17 | 8-K | Current report filing |   | 36 | |
| 08/17/17 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 07/20/17 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 07/19/17 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 06/22/17 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 06/21/17 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 05/31/17 | 8-K | Current report filing |   | 2 | |
| 05/18/17 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 05/18/17 | S-8 | Initial registration statement for securities to be offered to employees pursuant to employee benefit plans |   | 11 | |
| 05/10/17 | 10-Q | Quarterly report pursuant to Section 13 or 15(d) |   |       | 66 | 

