Related Party Transactions - Additional Information (Details) - USD ($) $ in Millions	12 Months Ended
	Feb. 28, 2017	Feb. 28, 2019
Related Party Transaction [Line Items]
Potential Going Private Transaction Costs	$ 0.9
Mr Smulyan
Related Party Transaction [Line Items]
Life insurance premium payments made, recoverable		$ 1.1
EAC
Related Party Transaction [Line Items]
Potential Going Private Transaction Costs	$ 0.9