Earnings Per Share (Tables)

6 Months Ended

Jan. 31, 2018

Earnings Per Share [Abstract]

Schedule of numerators and denominators used in basic and diluted EPS calculations

The following table reconciles the numerators and denominators used in the basic and diluted EPS calculations:

	Three months ended January 31,			Six months ended January 31,
	2018		2017	2018	2017
Numerator:
Net income for basic calculation	$	15,761,000	6,585,000	14,101,000	4,096,000
Numerator for diluted calculation	$	15,761,000	6,585,000	14,101,000	4,096,000
Denominator:
Denominator for basic calculation	23,816,000		23,428,000	23,805,000	23,406,000
Effect of dilutive securities:
Stock-based awards	137,000		17,000	137,000	21,000
Denominator for diluted calculation	23,953,000		23,445,000	23,942,000	23,427,000