EARNINGS PER SHARE (Tables)

6 Months Ended

Feb. 28, 2017

EARNINGS PER SHARE [Abstract]

Schedule of the Computation of Net Income Per Share

	Three Months Ended				Six Months Ended
	February 28,		February 29,		February 28,		February 29,
	2017		2016		2017		2016
Net income	$	27,219	$	25,942	$	52,088	$	49,614
Less: Allocation of income to unvested stockholders		(345)		(371)		(758)		(742)
Net earnings available to common stockholders	$	26,874	$	25,571	$	51,330	$	48,872
Basic weighted average shares outstanding		30,004		29,914		29,993		29,902
Add dilutive effect of stock options (two-class method)		4		5		4		5
Diluted average shares outstanding		30,008		29,919		29,997		29,907
Basic net income per share	$	0.90	$	0.85	$	1.72	$	1.63
Diluted net income per share	$	0.90	$	0.85	$	1.72	$	1.63