OTHER FINANCIAL INFORMATION (Schedule of Valuation and Qualifying Accounts) (Details) - USD ($) $ in Thousands	12 Months Ended
	Feb. 29, 2020	Feb. 28, 2019	Feb. 28, 2018
Allowance for Doubtful Accounts [Member]
Valuation And Qualifying Accounts Disclosure [Line Items]
Balance at beginning of year	$ 1,756	$ 1,186	$ 962
Charged (credited) to costs and expenses	2,989	1,230	685
Deductions	(1,674)	(660)	(461)
Other	0	0	0
Balance at end of year	3,071	1,756	1,186
Warranty Reserves [Member]
Valuation And Qualifying Accounts Disclosure [Line Items]
Balance at beginning of year	1,398	5,734	6,518
Charged (credited) to costs and expenses	729	1,126	1,331
Deductions	(1,140)	(5,462)	(2,115)
Balance at end of year	987	1,398	5,734
Deferred Tax Assets Valuation Allowance [Member]
Valuation And Qualifying Accounts Disclosure [Line Items]
Balance at beginning of year	10,929	16,844	6,587
Charged (credited) to costs and expenses	34,631	799
Deductions		(6,714)	(4,835)
Other			15,092
Balance at end of year	$ 45,560	$ 10,929	$ 16,844