| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 04/01/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 04/01/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 03/29/19 | S-8 | Form S-8: Securities to be offered to employees in employee benefit plans | 10 | |
| 03/29/19 | 424B4 | Form 424B4: Prospectus [Rule 424(b)(4)] | 272 | |
| 03/28/19 | EFFECT | Form EFFECT: Notice of Effectiveness | 1 | |
| 03/28/19 | 3 | Form 3: Initial statement of beneficial ownership of securities | 1 | |
| 03/28/19 | CERT | Form CERT: Certification by an exchange approving securities for listing | 1 | |
| 03/28/19 | S-1MEF | Form S-1MEF: Registration adding securities to prior Form S-1 registration [Rule 462(b)] | 9 | |
| 03/28/19 | CORRESP | Form CORRESP: Correspondence | 2 | |
| 03/28/19 | CORRESP | Form CORRESP: Correspondence | 2 |