Date Form Description PDF XBRL Pages
06/01/18 4 Statement of changes in beneficial ownership of securities
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EX-24
 PDF 4
06/01/18 4 Statement of changes in beneficial ownership of securities
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EX-24
 PDF 4
06/01/18 4 Statement of changes in beneficial ownership of securities
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EX-24
 PDF 4
06/01/18 4 Statement of changes in beneficial ownership of securities
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EX-24
 PDF 4
05/31/18 8-K Current report filing
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EX-99.1
EX-99.2
 PDF 18
05/31/18 SD Specialized Disclosure Report filed pursuant to Section 1502 of the Dodd-Frank Wall Street Reform and Consumer Protection Act relating to the use of conflict minerals (Rule 13p-1) PDF 3
05/29/18 4 Statement of changes in beneficial ownership of securities PDF 2
05/29/18 4 Statement of changes in beneficial ownership of securities PDF 2
05/29/18 4 Statement of changes in beneficial ownership of securities PDF 2
05/29/18 4 Statement of changes in beneficial ownership of securities PDF 2
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