| Filing Date | Form | Description | Filing Group | Downloads | | 04/10/18 | 3 | Initial filing by director officer or owner of more than ten percent. | 3,4,5 |
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| XBRL | | 04/04/18 | 4 | Statement of changes in beneficial ownership of securities | 3,4,5 |
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| XBRL | | 04/03/18 | 4 | Statement of changes in beneficial ownership of securities | 3,4,5 |
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| XBRL | | 03/22/18 | 3 | Initial filing by director officer or owner of more than ten percent. | 3,4,5 |
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| XBRL | | 03/02/18 | 4 | Statement of changes in beneficial ownership of securities | 3,4,5 |
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| XBRL | | 02/23/18 | 4 | Statement of changes in beneficial ownership of securities | 3,4,5 |
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| XBRL | | 01/11/18 | 4 | Statement of changes in beneficial ownership of securities | 3,4,5 |
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| XBRL | | 01/11/18 | 4 | Statement of changes in beneficial ownership of securities | 3,4,5 |
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| XBRL | | 01/11/18 | 4 | Statement of changes in beneficial ownership of securities | 3,4,5 |
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| XBRL | | 01/11/18 | 4 | Statement of changes in beneficial ownership of securities | 3,4,5 |
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| XBRL |
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0.91 (2.20%)