XML 34 R22.htm IDEA: XBRL DOCUMENT

Subsequent events	6 Months Ended
Subsequent events	Jan. 31, 2018
Subsequent Events [Abstract]
Subsequent events	16. Subsequent events We declared a dividend of $0.10 per share of common stock on March 1, 2018, which will be paid on March 26, 2018 to stockholders of record on March 15, 2018.