Intangible Assets and Goodwill - Change in License Carrying Value (Detail) (USD $) In Thousands, unless otherwise specified	12 Months Ended
Feb. 28, 2015	Feb. 28, 2014	Feb. 28, 2013
Indefinite-lived Intangible Assets [Line Items]
Carrying amount of FCC license, beginning balance	$ 150,558	$ 150,522
Purchases	69,019	36
Impairment	(9,520)
Carrying amount of FCC license, ending balance	210,057	150,558
New York Cluster
Indefinite-lived Intangible Assets [Line Items]
Carrying amount of FCC license, beginning balance	2,597		2,597
Purchases	69,019
Carrying amount of FCC license, ending balance	71,616		2,597
98.7FM (New York)
Indefinite-lived Intangible Assets [Line Items]
Carrying amount of FCC license, beginning balance	60,525		60,525
Impairment	(9,462)
Carrying amount of FCC license, ending balance	51,063		60,525
Austin Cluster
Indefinite-lived Intangible Assets [Line Items]
Carrying amount of FCC license, beginning balance			39,255
Carrying amount of FCC license, ending balance	39,255	39,255	39,255
St Louis Cluster
Indefinite-lived Intangible Assets [Line Items]
Carrying amount of FCC license, beginning balance			27,692
Carrying amount of FCC license, ending balance	27,692	27,692	27,692
Indianapolis Cluster
Indefinite-lived Intangible Assets [Line Items]
Carrying amount of FCC license, beginning balance			17,654
Carrying amount of FCC license, ending balance	17,654	17,654	17,654
KPWR-FM (Los Angeles)
Indefinite-lived Intangible Assets [Line Items]
Carrying amount of FCC license, beginning balance			2,018
Carrying amount of FCC license, ending balance	2,018	2,018	2,018
Terre Haute Cluster
Indefinite-lived Intangible Assets [Line Items]
Carrying amount of FCC license, beginning balance	817	781
Purchases		36
Impairment	(58)
Carrying amount of FCC license, ending balance	$ 759	$ 817

Amount of impairment loss resulting from write-down of assets, excluding financial assets and goodwill, lacking physical substance and having a projected indefinite period of benefit to fair value.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 30

-Section 50

-Paragraph 3

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16373-109275

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Amount of increase in assets, excluding financial assets and goodwill, lacking physical substance with an indefinite life, resulting from a business combination.

+ References

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- Definition

Amount of assets, excluding financial assets and goodwill, lacking physical substance and having a projected indefinite period of benefit.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 30

-Section 50

-Paragraph 2

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275

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