| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 06/11/18 | CORRESP | Form CORRESP: A correspondence can be sent as a document with another submission type or can be sent as a separate submission. | 1 | |
| 06/07/18 | 8-K | Form 8-K: Current report filing | 3 | |
| 06/01/18 | S-3 | Form S-3: Registration statement for specified transactions by certain issuers | 187 | |
| 06/01/18 | DEF 14A | Form DEF 14A: Definitive proxy statements | 70 | |
| 05/24/18 | 8-K | Form 8-K: Current report filing | 5 | |
| 05/21/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 05/18/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 05/18/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 05/16/18 | SC 13D/A | Form SC 13D/A: Schedule filed to report acquisition of beneficial ownership of 5% or more of a class of equity securities | 8 | |
| 05/15/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 |