| Date | Form | Description | XBRL | |
|---|---|---|---|---|
| 12/21/18 | Current report filing |
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| 12/13/18 | Current report filing |
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| 12/12/18 | Statement of changes in beneficial ownership of securities |
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| 12/12/18 | Statement of changes in beneficial ownership of securities |
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| 12/12/18 | Statement of changes in beneficial ownership of securities |
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| 12/12/18 | Statement of changes in beneficial ownership of securities |
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| 12/12/18 | Statement of changes in beneficial ownership of securities |
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| 12/04/18 | Statement of changes in beneficial ownership of securities |
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| 11/19/18 | Definitive proxy statements |
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| 11/09/18 | Quarterly report pursuant to Section 13 or 15(d) |
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