| Form | Filing Date | Description | Downloads |
|---|---|---|---|
| 4 | December 1, 2017 | Statement of Changes in Beneficial Ownership | html rtf pdf xls |
| 4 | December 1, 2017 | Statement of Changes in Beneficial Ownership | html rtf pdf xls |
| 4 | December 1, 2017 | Statement of Changes in Beneficial Ownership | html rtf pdf xls |
| 4 | December 1, 2017 | Statement of Changes in Beneficial Ownership | html rtf pdf xls |
| 4/A | December 1, 2017 | Amended Statement of Changes in Beneficial Ownership | html rtf pdf xls |
| 4 | November 30, 2017 | Statement of Changes in Beneficial Ownership | html rtf pdf xls |
| 10-K | November 22, 2017 | Annual Report | html rtf pdf xbrl xls |
| LETTER | November 22, 2017 | Letter | html rtf pdf |
| LETTER | November 22, 2017 | Letter | html rtf pdf |
| 4 | November 22, 2017 | Statement of Changes in Beneficial Ownership | html rtf pdf xls |