| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 05/15/18 | SD | 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) |
|
14 | |
| 05/10/18 | 10-Q | Quarterly report pursuant to Section 13 or 15(d) |
|
   |
37 |
| 05/09/18 | 8-K | Current report filing |
|
13 | |
| 04/27/18 | 8-K | Current report filing |
|
3 | |
| 03/16/18 | DEF 14A | Definitive proxy statements |
|
57 | |
| 03/12/18 | 4 | Statement of changes in beneficial ownership of securities |
|
1 | |
| 03/12/18 | 4 | Statement of changes in beneficial ownership of securities |
|
1 | |
| 03/12/18 | 4 | Statement of changes in beneficial ownership of securities |
|
1 | |
| 03/09/18 | 10-K | Annual report pursuant to Section 13 and 15(d) |
|
|
93 |
| 03/01/18 | 4/A | Statement of changes in beneficial ownership of securities |
|
1 |
