Investments - LIN Television (Details) (USD $)	9 Months Ended					1 Months Ended		0 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013 LIN Television Corporation	Sep. 30, 2012 LIN Television Corporation	Dec. 31, 2012 SVH	Feb. 28, 2013 SVH LIN Television Corporation	Dec. 31, 2012 SVH LIN Television Corporation	Feb. 12, 2013 SVH LIN Television Corporation Transaction agreement	Feb. 12, 2013 SVH LIN Television of Texas Transaction agreement	Feb. 12, 2013 SVO	Dec. 31, 2012 SVO	Feb. 12, 2013 SVO LIN Television Corporation	Dec. 31, 2012 SVO LIN Television Corporation
Statement
Ownership percentage					20.38%		20.38%		20.38%	99.75%	99.75%	99.75%	99.75%
Capital contribution made by the entity	$ 100,000,000	$ 0	$ 100,000,000	$ 0		$ 100,000,000		$ 100,000,000
Ownership interest sold (as a percent)									20.38%
Proceeds from sale of equity interest									$ 1.00