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Jun 30, 2020 4 Statement of changes in beneficial ownership of securities htmlhtml   pdfpdf  
Jun 25, 2020 4 Statement of changes in beneficial ownership of securities htmlhtml   pdfpdf  
Jun 22, 2020 4 Statement of changes in beneficial ownership of securities htmlhtml   pdfpdf  
Jun 17, 2020 4 Statement of changes in beneficial ownership of securities htmlhtml   pdfpdf  
Jun 12, 2020 10-Q Quarterly report htmlhtml   pdfpdf   xbrlxbrl  
Jun 11, 2020 8-K Current report htmlhtml   pdfpdf  
Jun 08, 2020 4 Statement of changes in beneficial ownership of securities htmlhtml   pdfpdf  
Apr 29, 2020 8-K Current report htmlhtml   pdfpdf  
Apr 22, 2020 4 Statement of changes in beneficial ownership of securities htmlhtml   pdfpdf  
Apr 16, 2020 4 Statement of changes in beneficial ownership of securities htmlhtml   pdfpdf