| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 06/05/18 | Statement of changes in beneficial ownership of securities |
PDF
|
1 | ||
| 05/31/18 | Specialized Disclosure Report filed pursuant to Section 1502 of the Dodd-Frank Wall Street Reform and Consumer Protection Act relating to the use of conflict minerals (Rule 13p-1) |
PDF
|
11 | ||
| 05/24/18 | Current report filing |
PDF
|
2 | ||
| 05/22/18 | SEC-generated letter |
PDF
|
1 | ||
| 05/10/18 | Statement of changes in beneficial ownership of securities |
PDF
|
1 | ||
| 05/10/18 | Statement of changes in beneficial ownership of securities |
PDF
|
1 | ||
| 05/10/18 | Statement of changes in beneficial ownership of securities |
PDF
|
1 | ||
| 05/10/18 | Statement of changes in beneficial ownership of securities |
PDF
|
1 | ||
| 05/10/18 | Statement of changes in beneficial ownership of securities |
PDF
|
1 | ||
| 05/10/18 | Statement of changes in beneficial ownership of securities |
PDF
|
1 |