10-K Dec 13, 2017 Jan 31, 2017 1,021.3 KB PDF PDF RTF RTF HTML HTML Excel XLS 10-Q Nov 3, 2017 Oct 31, 2016 973.6 KB PDF PDF RTF RTF HTML HTML Excel XLS 10-Q Oct 18, 2017 Jul 31, 2016 978.1 KB PDF PDF RTF RTF HTML HTML Excel XLS 10-Q Oct 10, 2017 Apr 30, 2016 906.3 KB PDF PDF RTF RTF HTML HTML Excel XLS 10-K Sept 20, 2017 Jan 31, 2016 1.2 MB PDF PDF RTF RTF HTML HTML Excel XLS