| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 02/27/19 | Annual report pursuant to Section 13 and 15(d) |
|
 |
79 | |
| 02/22/19 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 02/19/19 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 02/19/19 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 02/19/19 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 02/19/19 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 02/19/19 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 02/19/19 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 02/19/19 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 02/19/19 | Statement of changes in beneficial ownership of securities |
|
2 |