| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 04/30/18 | DEF 14A | Form DEF 14A: Definitive proxy statements | 22 | |
| 04/17/18 | 10-K | Form 10-K: Annual report pursuant to Section 13 and 15(d) |
|
73 |
| 04/02/18 | NT 10-K | Form NT 10-K: Notice under Rule 12b25 of inability to timely file all or part of a Form 10-K, 10-KSB, or 10-KT | 4 | |
| 02/27/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 02/27/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 02/27/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 02/07/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 02/07/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 02/07/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 11/20/17 | 10-Q | Form 10-Q: Quarterly report pursuant to Section 13 or 15(d) |
|
43 |