STOCK BASED COMPENSATION (Tables)

3 Months Ended

Nov. 30, 2016

STOCK BASED COMPENSATION [Abstract]

Summary of Shares Authorized and Shares Available for Future Grants

		Shares available to grant
	Shares authorized for issuance as of November 30, 2016	November 30,		August 31,
	(including shares originally authorized for issuance under prior plans)	2016		2016
2013 Plan	925,896		606,118		615,889

Summary of Components of Stock-Based Compensation Expense

	Three Months Ended
	November 30,		November 30,
	2016		2015
Options granted to directors	$	18	$	25
Restricted stock awards		1,871		1,701
Restricted stock units		553		374
Stock-based compensation expense	$	2,442	$	2,100

Summary of Other Information Related to Stock-Based Compensation

	Balance as of
	November 30,		November 30,
	2016		2015
Remaining unrecognized compensation cost (in thousands)	$	30,771	$	33,477
Weighted average period of time over which this cost will be recognized (years)		4		5

	Three Months Ended
	November 30,		November 30,
	2016		2015
Excess tax benefit (deficiency) on stock-based compensation (in thousands)	$	—	$	—

Summary of Restricted Stock Awards and Units Activity

	Three Months Ended
	November 30,		November 30,
	2016		2015
Grants outstanding at beginning of period		509,880		366,021
Granted		10,356		202,396
Forfeited		(585)		(383)
Vested		—		—
Grants outstanding at end of period		519,651		568,034

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

	Three Months Ended
	November 30,		November 30,
Weighted Average Grant Date Fair Value	2016		2015
Restricted stock awards and units granted	$	85.90	$	84.86
Restricted stock awards and units vested	$	—	$	—
Restricted stock awards and units forfeited	$	89.85	$	—

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

	Three Months Ended
	November 30,		November 30,
	2016		2015
Total fair market value of restricted stock awards and units vested (in thousands)	$	—	$	—

Summary of Stock Options Outstanding

	November 30,		August 31,
	2016		2016
Stock options outstanding		16,000		16,000