Summary of Significant Accounting Policies Noncontrolling Interests (Details) - USD ($) $ in Thousands	3 Months Ended
	May 31, 2016	May 31, 2015
Noncontrolling Interest [Line Items]
Beginning balance	$ 38,397	$ 46,661
Net income (loss)	(629)	(633)
Distributions to noncontrolling interests	(1,187)	(1,636)
Ending balance	37,839	45,658
Austin Radio Partnership [Member]
Noncontrolling Interest [Line Items]
Beginning balance	47,556	47,883
Net income (loss)	(1,527)	1,614
Distributions to noncontrolling interests	(1,187)	(1,636)
Ending balance	47,896	47,861
Digonex [Member]
Noncontrolling Interest [Line Items]
Beginning balance	(9,159)	(1,222)
Net income (loss)	898	981
Distributions to noncontrolling interests		0
Ending balance	$ (10,057)	$ (2,203)