Basis of Presentation and Summary of Significant Accounting Policies (Details 3) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2012 item		Dec. 31, 2011		Dec. 31, 2010	Dec. 31, 2009
Principles of consolidation
Number of reportable segments	1
Current assets:
Cash and cash equivalents	$ 46,307		$ 18,057		$ 11,648	$ 11,105
Accounts receivable, net	126,150		91,093
Other assets	7,699		6,090
Total current assets	180,156		377,901
Property and equipment, net	243,595		145,429
Broadcast licenses and other intangible assets, net	596,201		400,081
Other assets	13,189		11,487
Total assets	1,241,414	[1]	1,081,944	[1]
Current liabilities:
Current portion of long-term debt	10,756		253,856
Accounts payable	18,955		10,972
Accrued expenses	154,012		38,578
Program obligations	10,770		9,892
Total current liabilities	362,712		317,017
Long-term debt, excluding current portion	879,471		614,861
Program obligations	4,281		3,874
Other liabilities	42,716		58,642
Total liabilities	1,329,736	[1]	1,163,073	[1]
Cash and cash equivalents
Restricted cash			255,159
6.5% Senior Subordinated Notes Due 2013
Cash and cash equivalents
Interest rate (as a percent)	6.50%
WBDT, Vaughan and KASY
Current assets:
Cash and cash equivalents	418		90
Accounts receivable, net	6,021		1,384
Other assets	2,092		697
Total current assets	8,531		2,171
Property and equipment, net	3,190		419
Broadcast licenses and other intangible assets, net	46,604		7,815
Other assets	2,055		878
Total assets	60,380		11,283
Current liabilities:
Current portion of long-term debt	1,451		184
Accounts payable			4
Accrued expenses	425		98
Program obligations	2,185		904
Total current liabilities	4,061		1,190
Long-term debt, excluding current portion	3,950		598
Program obligations	1,967		980
Other liabilities	50,402		8,515
Total liabilities	$ 60,380		$ 11,283

[1] Our consolidated assets as of December 31, 2012 and 2011 include total assets of $60,380 and $10,688, respectively, of variable interest entities ("VIEs") that can only be used to settle the obligations of the VIEs. These assets include broadcast licenses and other intangible assets of $46,604 and $7,815 and program rights of $2,060 and $1,574 as of December 31, 2012 and 2011, respectively. Our consolidated liabilities as of December 31, 2012 and 2011 include $5,440 and $2,490, respectively, of total liabilities of the VIEs for which the VIE's creditors have no recourse to the Company, including $1,967 and $1,884, respectively, of program obligations. See further description in Note 1-"Basis of Presentation and Summary of Significant Accounting Policies".