Other Information (Schedule Of Other Long-Term Liabilities) (Detail) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2014	Dec. 31, 2013
Other Information [Abstract]
Unrecognized tax benefits	$ 110,410	$ 131,015
Asset retirement obligation	53,936	59,125
Non-qualified plan liabilities	11,568	11,844
Deferred income	23,734us-gaap_DeferredRevenue	16,247us-gaap_DeferredRevenue
Deferred rent	125,530us-gaap_AdvanceRent	120,092us-gaap_AdvanceRent
Employee related liabilities	39,963	31,617
Other	89,722	92,080
Total other long-term liabilities	$ 454,863	$ 462,020

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Other long-term liabilities that do not fall into any other category presented

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Amount at the balance sheet date that has been received by the entity that represents rents paid in advance.

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Noncurrent portion of the carrying amount of a liability for an asset retirement obligation. An asset retirement obligation is a legal obligation associated with the disposal or retirement of a tangible long-lived asset that results from the acquisition, construction or development, or the normal operations of a long-lived asset, except for certain obligations of lessees.

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Amount of deferred revenue as of balance sheet date. Deferred revenue represents collections of cash or other assets related to a revenue producing activity for which revenue has not yet been recognized. Generally, an entity records deferred revenue when it receives consideration from a customer before achieving certain criteria that must be met for revenue to be recognized in conformity with GAAP.

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This represents the entire liability recognized in the balance sheet that is associated with the defined benefit pension plans.

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Total of the carrying values as of the balance sheet date of obligations incurred through that date and payable for obligations related to services received from employees, such as accrued salaries and bonuses, payroll taxes and fringe benefits.

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Aggregated carrying amounts of obligations as of the balance sheet date, excluding long-term debt, incurred as part of the normal operations that are expected to be paid after one year or beyond the normal operating cycle, if longer. Alternate captions include Total Deferred Credits and Other Liabilities.

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