Summary of Income from Discontinued Operations (Detail) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Feb. 28, 2015	Feb. 28, 2014	Feb. 28, 2013
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Income (loss) from operations	$ 0	$ 0	$ (3,237)
Provision for income taxes	0	0	532
Income (loss) from operations, net of tax	0	0	(3,769)
Gain (loss) on sale of discontinued operations	0	0	46,342
Benefit for income taxes	0	0	(7,507)
Gain on sale of discontinued operations, net of tax	0	0	53,849
(LOSS) INCOME FROM DISCONTINUED OPERATIONS, NET OF TAX	0	0	50,080
KXOS-FM (Radio)
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Income (loss) from operations	0	0	(223)
Gain (loss) on sale of discontinued operations	0	0	32,757
Emmis Interactive Inc. (Radio)
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Income (loss) from operations	0	0	(2,815)
Gain (loss) on sale of discontinued operations	0	0	(654)
Slovakia Radio Network (Radio)
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Income (loss) from operations	0	0	782
Gain (loss) on sale of discontinued operations	0	0	14,798
Bulgaria Radio Network (Radio)
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Income (loss) from operations	0	0	(810)
Gain (loss) on sale of discontinued operations	0	0	(1,254)
Sampler Publications
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Income (loss) from operations	0	0	(171)
Gain (loss) on sale of discontinued operations	$ 0	$ 0	$ 695