Property, Plant And Equipment, Intangible Assets And Goodwill (Schedule Of Property, Plant And Equipment) (Details) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2013	Dec. 31, 2012
Property, Plant and Equipment
Property, plant and equipment	$ 4,609,321	$ 4,599,719
Less: accumulated depreciation	1,643,457	1,562,865
Property, plant and equipment, net	2,965,864	3,036,854
Land, buildings and improvements
Property, Plant and Equipment
Property, plant and equipment	689,692	685,431
Structures [Member]
Property, Plant and Equipment
Property, plant and equipment	2,958,467	2,949,458
Towers, transmitters and studio equipment [Member]
Property, Plant and Equipment
Property, plant and equipment	427,851	427,679
Furniture and other equipment [Member]
Property, Plant and Equipment
Property, plant and equipment	442,473	431,757
Construction in progress [Member]
Property, Plant and Equipment
Property, plant and equipment	$ 90,838	$ 105,394

The cumulative amount of depreciation, depletion and amortization (related to property, plant and equipment, but not including land) that has been recognized in the income statement.

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Gross amount of long-lived physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

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- Definition

Amount, net of accumulated depreciation, depletion and amortization, of long-lived physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

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