Summary of Significant Accounting Policies Assets and Liabilities of Local Programming and Marketing Agreement Fees (Details) - USD ($) $ in Thousands	Nov. 30, 2017	Feb. 28, 2017
Segment Reporting Information [Line Items]
Prepaid expenses	$ 4,250	$ 4,798
Other current assets	1,457	1,503
Total current assets	35,240	46,457
Property and equipment, net	28,161	30,845
Indefinite-lived intangibles	195,648	197,666
Total assets	273,355	289,338
Other current liabilities	3,528	6,807
Total current liabilities	32,346	54,603
Long-term debt, net of current portion	123,792	190,372
Other noncurrent liabilities	5,728	4,842
Total liabilities	207,284	293,354
98.7 FM
Segment Reporting Information [Line Items]
Restricted cash	1,712	1,550
Prepaid expenses	464	445
Other current assets	22	7
Total current assets	2,198	2,002
Property and equipment, net	291	229
Indefinite-lived intangibles	46,390	46,390
Deposits and other	6,475	6,205
Total noncurrent assets	53,156	52,824
Total assets	55,354	54,826
Accounts payable and accrued expenses	19	54
Current maturities of long-term debt	6,451	6,039
Deferred revenue	835	807
Other current liabilities	190	205
Total current liabilities	7,495	7,105
Long-term debt, net of current portion	47,255	51,954
Total noncurrent liabilities	47,255	51,954
Total liabilities	$ 54,750	$ 59,059