Goodwill and Intangible Assets (Details Textual) (USD $) In Thousands, unless otherwise specified	12 Months Ended
Dec. 31, 2012 Market	Dec. 31, 2011	Dec. 31, 2010
Goodwill and Intangible Assets (Textual) [Abstract]
Indefinite-lived intangible assets not subject to amortization	$ 725,399	$ 725,399
FCC licenses impairment	0	0	0
Goodwill	423,873	423,873	423,873
Goodwill impairment
Number of markets	15
Number of markets below minimum FCC license percent	2
Carrying value of FCC licenses in those two markets	$ 231,415
Minimum percentage for estimated fair value of goodwill to exceed carrying value	30.00%
Percentage of closest market not to exceed goodwill minimum percentage	24.00%
Percentage of estimated fair value over carrying value of goodwill in closest market	23.00%
Maximum percentage for estimated fair value of FCC licenses	88.00%
Percentage of estimated fair value over carrying value in closest market	30.00%

Carrying value of FCC licenses in number of markets below minimum percent.

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Percentage of investments in goodwill that exceed minimum percentage.

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Carrying amount as of the balance sheet date, which is the cumulative amount paid and (if applicable) the fair value of any noncontrolling interest in the acquiree, adjusted for any amortization recognized prior to the adoption of any changes in generally accepted accounting principles (as applicable) and for any impairment charges, in excess of the fair value of net assets acquired in one or more business combination transactions.

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Loss recognized during the period that results from the write-down of goodwill after comparing the implied fair value of reporting unit goodwill with the carrying amount of that goodwill. Goodwill is assessed at least annually for impairment.

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Carrying amount of assets (excluding financial assets) that lack physical substance, excluding goodwill, having a projected indefinite period of benefit.

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Impairment recognized during the period and allocated to the reportable segment that results from the write-down of indefinite-lived intangible assets after comparing the implied fair value of reporting unit indefinite-lived intangible assets with the carrying amount of that indefinite-lived intangible assets, which are assessed at least annually for impairment.

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