DESCRIPTION OF BUSINESS, BASIS OF PRESENTATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Narrative) (Details) - USD ($) $ in Millions		3 Months Ended		9 Months Ended
	Jan. 22, 2021	Nov. 30, 2021	Nov. 30, 2020	Nov. 30, 2021	Nov. 30, 2020	Feb. 28, 2021
Description Of Business Basis Of Presentation And Summary Of Significant Accounting Policies [Line Items]
Revenue recognized		$ 6.1
Unearned revenue						$ 52.8
Prepaid sales commissions		4.7		$ 4.7
Contracted not recognized revenue		149.9		149.9		145.1
Allowance for doubtful accounts		2.7		2.7		$ 3.7
Foreign transaction exchange gain (loss)		(0.1)	$ 0.3	(0.1)	$ 1.1
Other Assets [Member]
Description Of Business Basis Of Presentation And Summary Of Significant Accounting Policies [Line Items]
Prepaid sales commissions		$ 2.8		$ 2.8
Minimum [Member]
Description Of Business Basis Of Presentation And Summary Of Significant Accounting Policies [Line Items]
Deferred revenue contract in-service life				4 years
Accounts receivable payment period				30 days
Maximum [Member]
Description Of Business Basis Of Presentation And Summary Of Significant Accounting Policies [Line Items]
Deferred revenue contract in-service life				5 years
Accounts receivable payment period				60 days
Accounts receivable payment extended period				90 days
Software-as-a-Service [Member] | Minimum [Member]
Description Of Business Basis Of Presentation And Summary Of Significant Accounting Policies [Line Items]
Estimated useful life				3 years
Software-as-a-Service [Member] | Maximum [Member]
Description Of Business Basis Of Presentation And Summary Of Significant Accounting Policies [Line Items]
Estimated useful life				5 years
Spireon Holdings, L.P. [Member]
Description Of Business Basis Of Presentation And Summary Of Significant Accounting Policies [Line Items]
Purchase price	$ 8.0