| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 04/24/17 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 04/24/17 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 04/20/17 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 03/23/17 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 03/17/17 | SC 13D/A | Schedule filed to report acquisition of beneficial ownership of 5% or more of a class of equity securities |   | 7 | |
| 02/23/17 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 02/08/17 | 10-Q | Quarterly report pursuant to Section 13 or 15(d) |   |       | 68 | 
| 02/02/17 | 8-K | Current report filing |   | 4 | |
| 01/19/17 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 01/18/17 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | 

