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10-Q
COMPUTATION OF EARNINGS PER SHARE
CERTIFICATIONS PURSUANT TO RULE 13A-14(A) UNDER THE SECURITIES EXCHANGE ACT
CERTIFICATIONS PURSUANT TO SECTION 1350 OF THE SARBANES-OXLEY ACT OF 2002
MINE SAFETY DISCLOSURE
New Accounting Pronouncements Narrative (Details) - USD ($)
Jan. 31, 2017
Jul. 31, 2016
New Accounting Pronouncements or Change in Accounting Principle
Net unamortized debt issuance costs
$ 103,000
$ 118,000