Note 8 - Goodwill and Intangible Assets (Details) - Intangible Assets and Related Accumulated Amortization (USD $) In Thousands, unless otherwise specified	Sep. 30, 2014	Dec. 31, 2013
Intangible assets not currently subject to amortization:
Broadcast licenses	$ (73,436)	$ (68,145)
Broadcast licenses	1,023,491	838,982
Goodwill	371,995	184,409
Gross	1,517,336	1,094,180
Accumulated amortization	(73,436)	(68,145)
Net	1,443,900	1,026,035
Broadcast Licenses [Member]
Intangible assets not currently subject to amortization:
Broadcast licenses	1,077,190	892,681
Broadcast licenses	(53,699)	(53,699)
Broadcast licenses	1,023,491	838,982
Accumulated amortization	(53,699)	(53,699)
Goodwill Not Amortizable [Member]
Intangible assets not currently subject to amortization:
Goodwill	371,995	184,409
Goodwill	371,995	184,409
Intangible Assets Not Subject to Amortization [Member]
Intangible assets not currently subject to amortization:
Broadcast licenses	(53,699)	(53,699)
Gross	1,449,185	1,077,090
Accumulated amortization	(53,699)	(53,699)
Net	1,395,486	1,023,391
Licensing Agreements [Member]
Intangible assets not currently subject to amortization:
Broadcast licenses	(1,264)	(1,264)
Gross	1,264	1,264
Accumulated amortization	(1,264)	(1,264)
Other Intangible Assets [Member]
Intangible assets not currently subject to amortization:
Broadcast licenses	(18,473)	(13,182)
Gross	66,887	15,826
Accumulated amortization	(18,473)	(13,182)
Net	48,414	2,644
Intangible Assets Subject to Amortization [Member]
Intangible assets not currently subject to amortization:
Broadcast licenses	(19,737)	(14,446)
Gross	68,151	17,090
Accumulated amortization	(19,737)	(14,446)
Net	$ 48,414	$ 2,644