Summary of Significant Accounting Policies Operating Results of Local Programming and Marketing Agreement Fees (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Nov. 30, 2018	Nov. 30, 2017	Nov. 30, 2018	Nov. 30, 2017
Segment Reporting Information [Line Items]
NET REVENUES	$ 30,323	$ 35,345	$ 90,385	$ 118,357
Station operating expenses excluding LMA fees and depreciation and amortization expense	23,971	27,986	71,505	93,120
Interest expense	1,546	3,000	5,902	12,214
98.7 FM
Segment Reporting Information [Line Items]
NET REVENUES	2,582	2,582	7,748	7,748
Station operating expenses excluding LMA fees and depreciation and amortization expense	305	293	901	882
Interest expense	$ 574	$ 640	$ 1,775	$ 1,968