| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 03/15/19 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 03/15/19 | SC 13D/A | Schedule filed to report acquisition of beneficial ownership of 5% or more of a class of equity securities |
|
6 | |
| 03/13/19 | SC TO-I/A | Issuer tender offer statement |
|
4 | |
| 02/13/19 | 10-Q | Quarterly report pursuant to Section 13 or 15(d) |
|
   |
48 |
| 01/22/19 | SC TO-I | Issuer tender offer statement |
|
59 | |
| 01/15/19 | S-8 | Initial registration statement for securities to be offered to employees pursuant to employee benefit plans |
|
12 | |
| 01/03/19 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 01/03/19 | SC 13D/A | Schedule filed to report acquisition of beneficial ownership of 5% or more of a class of equity securities |
|
6 | |
| 12/26/18 | 8-K | Current report filing |
|
3 | |
| 12/20/18 | 8-K | Current report filing |
|
4 |
