Note 12 - Common Stock and Earnings Per Share (Tables)

9 Months Ended

May 31, 2017

Notes Tables

Schedule of Stock by Class [Table Text Block]

	Nine months ended
(i n thousands)	May 31, 2017			May 31, 2016
Balance at September 1		40,038			41,317
Common stock issued for employee stock plans		585			579
Repurchase of common stock from employees (1)		(37	)		(20	)
Repurchase of common stock under the share repurchase program		(1,285	)		(1,220	)
Repurchase of common stock under accelerated share repurchase agreement		(103	)		—
Balance at May 31, 2017 and May 31, 2016, respectively		39,198			40,656

Schedule of Weighted Average Number of Shares [Table Text Block]

(in thousands, except per share data)	Net Income (Numerator)		Weighted Average Common Shares (Denominator)		Per Share Amount
For the three months ended May 31, 2017
Basic EPS
Income available to common stockholders	$	65,414		39,317	$	1.66
Diluted EPS
Dilutive effect of stock options and restricted stock				140
Income available to common stockholders plus assumed conversions	$	65,414		39,457	$	1.66
For the three months ended May 31, 2016
Basic EPS
Income available to common stockholders	$	66,781		40,779	$	1.64
Diluted EPS
Dilutive effect of stock options and restricted stock				410
Income available to common stockholders plus assumed conversions	$	66,781		41,189	$	1.62
For the nine months ended May 31, 2017
Basic EPS
Income available to common stockholders	$	198,707		39,528	$	5.03
Diluted EPS
Dilutive effect of stock options and restricted stock				208
Income available to common stockholders plus assumed conversions	$	198,707		39,736	$	5.00
For the nine months ended May 31, 2016
Basic EPS
Income available to common stockholders	$	194,508		41,094	$	4.73
Diluted EPS
Dilutive effect of stock options and restricted stock				502
Income available to common stockholders plus assumed conversions	$	194,508		41,596	$	4.68