STOCK BASED COMPENSATION (Tables)

12 Months Ended

Aug. 31, 2018

Summary of Shares Authorized and Shares Available for Future Grants



		Shares available to grant
	Shares authorized for issuance as of August 31, 2018	August 31,		August 31,
	(including shares originally authorized for issuance under prior plans)	2018		2017
2013 Plan	951,741		566,324		637,822

Summary of Components of Stock-Based Compensation Expense



	Years Ended August 31,
	2018		2017		2016
Options granted to directors	$	—	$	18	$	72
Restricted stock awards		7,476		7,301		7,103
Restricted stock units		2,742		2,370		1,946
Stock-based compensation expense	$	10,218	$	9,689	$	9,121

Summary of Other Information Related to Stock-Based Compensation



	Balance as of
	August 31,		August 31,		August 31,
	2018		2017		2016
Remaining unrecognized compensation cost (in thousands)	$	29,473	$	26,382	$	32,380
Weighted average period of time over which this cost will be recognized (years)		3		3		4



	Years Ended
	August 31,			August 31,		August 31,
	2018			2017		2016
Excess tax benefit (deficiency) on stock-based compensation (in thousands)	$	530	(1)	$	165	$	610

⁽¹⁾

Beginning in the first quarter of fiscal year 2018, the Company began recording the tax savings resulting from tax deductions in excess of expense for stock-based compensation and the tax deficiencies resulting from stock-based compensation in excess of the related tax deduction as income tax expense or benefit, based on the adoption of ASU 2016-09. See Note 2 – Summary of Significant Accounting Policies for the Company’s explanation of the accounting implications from the adoption of ASU 2016-09.

Summary of Restricted Stock Awards and Units Activity



	Years Ended
	August 31,		August 31,		August 31,
	2018		2017		2016
Grants outstanding at beginning of period		404,368		509,880		366,021
Granted		132,031		56,724		276,530
Forfeited		(23,119)		(40,023)		(1,372)
Vested		(127,863)		(122,213)		(131,299)
Grants outstanding at end of period		385,417		404,368		509,880

Summary of Weighted Average Per Share Grant Date Fair Value for Restricted Stock Awards and Units



	Years Ended
	August 31,		August 31,		August 31,
Weighted Average Grant Date Fair Value	2018		2017		2016
Restricted stock awards and units granted	$	84.83	$	87.43	$	84.69
Restricted stock awards and units vested	$	79.36	$	77.85	$	71.19
Restricted stock awards and units forfeited	$	73.27	$	77.19	$	—

Summary of Total Fair Market Value of Restricted Stock Awards and Units Vested



	Years Ended
	August 31,		August 31,		August 31,
	2018		2017		2016
Total fair market value of restricted stock awards and units vested (in thousands)	$	10,886	$	10,135	$	10,139

Summary of Shares Repurchased



	Years Ended
	August 31,		August 31,		August 31,
	2018		2017		2016
Shares repurchased		37,414		38,634		43,171
Cost of repurchase of shares (in thousands)	$	3,183	$	3,193	$	3,334