CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (Parenthetical) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Aug. 31, 2019	Aug. 31, 2018	Aug. 31, 2019	Aug. 31, 2018
Income Statement [Abstract]
Depreciation and amortization expense excluded from station operating expenses	$ 101	$ 159	$ 211	$ 326
Depreciation and amortization expenses excluded from corporate expenses	$ 195	$ 198	$ 392	$ 397