Net Earnings Per Share (Tables)

6 Months Ended

Feb. 28, 2015

Net Earnings Per Share [Abstract]

Schedule Of Computation Of Basic And Diluted Net Earnings Per Share

	Three months ended				Six months ended
	February 28,		February 28,		February 28,		February 28,
($ and shares in thousands, except per share amounts)	2015		2014		2015		2014
Numerator:
Net earnings	$	8,995	$	13,450	$	16,563	$	23,684
Denominator:
Weighted average shares outstanding		11,982		12,910		12,103		12,899
Diluted effect of stock awards		26		32		38		48
Weighted average shares outstanding assuming dilution		12,008		12,942		12,141		12,947
Basic net earnings per share	$	0.75	$	1.04	$	1.37	$	1.84
Diluted net earnings per share	$	0.75	$	1.04	$	1.36	$	1.83

Schedule Of Anti-Dilutive Securities Excluded From Computation Of Earnings Per Share

	Three months ended		Six months ended
	February 28,		February 28,
Units and options in thousands	2015	2014	2015	2014
Restricted stock units	2	2	6	6
Stock options	50	47	54	40