Intangible Assets and Goodwill - Schedule of Change in FCC License Carrying Values (Details) - USD ($) $ in Thousands	12 Months Ended
Feb. 28, 2019	Feb. 28, 2018
Indefinite-lived Intangible Assets [Line Items]
Carrying amount of FCC license, beginning balance	$ 170,890	$ 197,666
Sale of stations		(2,018)
Reclassification to held for sale		(24,758)
Impairment	(343)
Carrying amount of FCC license, ending balance	170,547	170,890
Amounts including held for sale [Member]
Indefinite-lived Intangible Assets [Line Items]
Carrying amount of FCC license, beginning balance	195,648	197,666
Sale of stations	(24,758)	(2,018)
Reclassification to held for sale		0
Impairment	(343)
Carrying amount of FCC license, ending balance	170,547	195,648
New York Cluster
Indefinite-lived Intangible Assets [Line Items]
Carrying amount of FCC license, beginning balance	71,614	71,614
Carrying amount of FCC license, ending balance	71,614	71,614
98.7FM (New York)
Indefinite-lived Intangible Assets [Line Items]
Carrying amount of FCC license, beginning balance	46,390	46,390
Carrying amount of FCC license, ending balance	46,390	46,390
Austin Cluster
Indefinite-lived Intangible Assets [Line Items]
Carrying amount of FCC license, beginning balance	34,720	34,720
Carrying amount of FCC license, ending balance	34,720	34,720
St Louis
Indefinite-lived Intangible Assets [Line Items]
Carrying amount of FCC license, beginning balance		24,758
Reclassification to held for sale		(24,758)
St Louis \| St. Louis Cluster, held for sale
Indefinite-lived Intangible Assets [Line Items]
Carrying amount of FCC license, beginning balance	24,758	0
Sale of stations	(24,758)	0
Reclassification to held for sale		24,758
Carrying amount of FCC license, ending balance		24,758
Indianapolis Cluster
Indefinite-lived Intangible Assets [Line Items]
Carrying amount of FCC license, beginning balance	18,166	18,166
Impairment	(343)
Carrying amount of FCC license, ending balance	$ 17,823	18,166
KPWR-FM
Indefinite-lived Intangible Assets [Line Items]
Carrying amount of FCC license, beginning balance		2,018
Sale of stations		$ (2,018)

Reclassification to held for sale.

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- Definition

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.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 50
-Paragraph 3
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16373-109275

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3602-108585

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+ References

No definition available.

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

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 50
-Paragraph 2
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Amount of divestiture of an asset lacking physical substance and having a projected indefinite period of benefit to fair value. Excludes financial assets and goodwill.

+ References

No definition available.

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