Income Taxes - Schedule of Components of Deferred Tax Assets and Deferred Tax Liabilities (Details) - USD ($) $ in Thousands	Feb. 28, 2019	Feb. 28, 2018
Deferred tax assets:
Net operating loss carryforwards	$ 11,173	$ 10,977
Intangible assets	13,023	14,072
Compensation relating to stock options	1,506	1,600
Accrued rent	974	1,204
Tax credits	1,165	1,464
Investments in subsidiaries	148	143
Other	298	332
Valuation allowance	(26,724)	(27,099)
Total deferred tax assets	1,563	2,693
Deferred tax liabilities
Indefinite-lived intangible assets	(26,005)	(31,383)
Property and equipment	(698)	(483)
Cancellation of debt income	0	(1,839)
Other	(92)	(391)
Total deferred tax liabilities	(26,795)	(34,096)
Net deferred tax liabilities	$ (25,232)	$ (31,403)