| Date | Form | Description | XBRL | |
|---|---|---|---|---|
| 12/06/17 | Statement of changes in beneficial ownership of securities |
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| 11/15/17 | Statement of changes in beneficial ownership of securities |
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| 11/15/17 | Statement of changes in beneficial ownership of securities |
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| 11/14/17 | Statement of changes in beneficial ownership of securities |
|
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| 11/14/17 | Statement of changes in beneficial ownership of securities |
|
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| 11/14/17 | Quarterly report pursuant to Section 13 or 15(d) |
|
 |
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| 11/08/17 | Current report filing |
|
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| 11/06/17 | Additional definitive proxy soliciting materials and Rule 14(a)(12) material |
|
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| 11/03/17 | Current report filing |
|
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| 10/30/17 | Definitive proxy statements |
|