Consolidated Statements of Operations - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Net revenue:
Total net revenue	$ 297,815	$ 536,034	$ 258,514
Expenses:
Direct operating expenses (including related parties of $9,254, $9,494, and $10,302) (including non-cash stock-based compensation of $732, $1,236, and $1,330)	125,242	119,283	113,439
Selling, general and administrative expenses	51,535	49,116	46,798
Corporate expenses (including non-cash stock-based compensation of $5,055, $4,855, and $3,705)	26,865	27,937	24,543
Depreciation and amortization (includes direct operating of $10,272, $8,861, and $9,206; selling, general and administrative of $5,450, $6,347, and $4,735; and corporate of $551, $1,203 and $1,401) (including related parties of $1,228, $2,043, and $2,320)	16,273	16,411	15,342
Change in fair value contingent consideration	(1,202)
Foreign currency (gain) loss	1,616	350
Other operating (gain) loss	(1,187)	(262)
Total expenses	264,238	258,173	209,658
Operating income	33,577	277,861	48,856
Interest expense	(15,743)	(16,709)	(15,469)
Interest income	3,973	774	300
Dividend income	1,475
Gain (loss) on debt extinguishment	(550)	(3,306)	(161)
Impairment loss on investment	(1,320)
Income (loss) before income taxes	21,412	258,620	33,526
Income tax (expense) benefit	(7,877)	(82,612)	(13,121)
Income (loss) before equity in net income (loss) of nonconsolidated affiliate	13,535	176,008	20,405
Equity in net income (loss) of nonconsolidated affiliate	(1,374)	(310)
Net income	$ 12,161	$ 175,698	$ 20,405
Basic and diluted earnings per share:
Net income per share, basic	$ 0.14	$ 1.95	$ 0.23
Net income per share, diluted	0.13	1.91	0.22
Cash dividends declared per common share, basic	0.20	0.16	0.13
Cash dividends declared per common share, diluted	$ 0.20	$ 0.16	$ 0.12
Weighted average common shares outstanding, basic	89,115,997	90,272,257	89,340,589
Weighted average common shares outstanding, diluted	90,328,583	91,891,957	91,303,056
Television
Expenses:
Direct operating expenses (including related parties of $9,254, $9,494, and $10,302) (including non-cash stock-based compensation of $732, $1,236, and $1,330)	$ 62,434	$ 59,454	$ 62,020
Selling, general and administrative expenses	21,864	22,276	21,591
Depreciation and amortization (includes direct operating of $10,272, $8,861, and $9,206; selling, general and administrative of $5,450, $6,347, and $4,735; and corporate of $551, $1,203 and $1,401) (including related parties of $1,228, $2,043, and $2,320)	9,024	9,760	10,659
Digital Media
Expenses:
Cost of revenue	45,096	32,998	9,536
Direct operating expenses (including related parties of $9,254, $9,494, and $10,302) (including non-cash stock-based compensation of $732, $1,236, and $1,330)	21,521	15,257	6,470
Selling, general and administrative expenses	11,590	8,097	4,766
Depreciation and amortization (includes direct operating of $10,272, $8,861, and $9,206; selling, general and administrative of $5,450, $6,347, and $4,735; and corporate of $551, $1,203 and $1,401) (including related parties of $1,228, $2,043, and $2,320)	4,759	3,978	1,414
Advertising and Retransmission Consent
Net revenue:
Total net revenue	294,839	272,091	258,514
Advertising and Retransmission Consent | Television
Net revenue:
Total net revenue	149,935	148,059	159,523
Advertising and Retransmission Consent | Digital Media
Net revenue:
Total net revenue	80,982	57,098	$ 23,144
Spectrum Usage Rights
Net revenue:
Total net revenue	$ 2,976	263,943
Spectrum Usage Rights | Television
Expenses:
Cost of revenue		$ 12,340