DESCRIPTION OF BUSINESS AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Schedule of Impact of Adoption on Condensed Consolidated Balance Sheet) (Details) - USD ($) $ in Thousands	Nov. 30, 2018	Feb. 28, 2018
Assets
Prepaid expenses and other current assets	$ 13,733	$ 12,000
Deferred income tax assets	21,859	31,581
Other assets	26,759	18,829
Liabilities and Stockholders' Equity
Deferred revenue	20,030	17,757
Other non-current liabilities	36,195	24,249
Stockholders' equity:
Accumulated deficit	(13,485)	$ (19,459)
ASU 2014-09 [Member]
Assets
Prepaid expenses and other current assets	12,295
Deferred income tax assets	21,327
Other assets	23,481
Liabilities and Stockholders' Equity
Deferred revenue	18,369
Other non-current liabilities	30,759
Stockholders' equity:
Accumulated deficit	(11,561)
ASU 2014-09 [Member] | Topic ASC 606 Adjustments [Member]
Assets
Prepaid expenses and other current assets	(1,438)
Deferred income tax assets	(532)
Other assets	(3,278)
Liabilities and Stockholders' Equity
Deferred revenue	(1,661)
Other non-current liabilities	(5,436)
Stockholders' equity:
Accumulated deficit	$ 1,924