Filing Date Form Type Description View
May 15, 2018 10-K Annual report htmlhtml   pdfpdf   xbrlxbrl  
May 23, 2017 10-K Annual report htmlhtml   pdfpdf   xbrlxbrl  
May 23, 2016 10-K Annual report htmlhtml   pdfpdf   xbrlxbrl  
May 27, 2015 10-K Annual report htmlhtml   pdfpdf   xbrlxbrl