Note 2 - Preliminary Fair Value Estimates of Acquired Assets, Assumed Liabilities and Resulting Goodwill (Details) - USD ($) $ in Thousands	Jun. 30, 2016	Dec. 31, 2015
KYES-TV Acquisition [Member]
Accounts receivable
Other current assets
Property and equipment	176
Goodwill
Broadcast licenses
Other intangible assets
Other non-current assets	324
Current liabilities
Other long-term liabilities
Total	500
WBXX Acquisition [Member]
Accounts receivable
Other current assets	429
Property and equipment	1,633
Goodwill	10,288
Broadcast licenses	18,199
Other intangible assets
Other non-current assets	408
Current liabilities	(460)
Other long-term liabilities	(497)
Total	30,000
Schurz Acquisition and the Acquisition of WLUC-TV [Member]
Accounts receivable	19,319
Other current assets	3,046
Property and equipment	97,814
Goodwill	62,287
Broadcast licenses	231,392
Other intangible assets	19,525
Other non-current assets	4,933
Current liabilities	(9,276)
Other long-term liabilities	(1,592)
Total	427,448
2016 Acquisitions [Member]
Accounts receivable	19,319
Other current assets	3,475
Property and equipment	99,623
Goodwill	72,575
Broadcast licenses	249,591
Other intangible assets	19,525
Other non-current assets	5,665
Current liabilities	(9,736)
Other long-term liabilities	(2,089)
Total	457,948
Goodwill	$ 485,597	$ 423,236