Net Property and Equipment (Schedule of Net Property and Equipment) (Detail) (USD $) In Thousands, unless otherwise specified	Dec. 25, 2011	Dec. 26, 2010	Dec. 27, 2009
Property, Plant and Equipment [Line Items]
Land	$ 32,735	$ 32,701
Buildings and improvements	85,907	84,960
Leasehold improvements	90,855	85,230
Equipment and other	235,821	218,650
Construction in progress	5,159	4,599
Property and equipment, gross	450,477	426,140
Accumulated depreciation and amortization	(265,345)	(239,546)	(214,091)
Net property and equipment	$ 185,132	$ 186,594	$ 187,971

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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- Definition

Gross amount, as of the balance sheet date, of long-lived, depreciable assets that include building structures held for productive use including any addition, improvement, or renovation to the structure, such as interior masonry, interior flooring, electrical, and plumbing.

+ References

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Gross amount, at the balance sheet date, of long-lived assets under construction that include construction costs to date on capital projects that have not been completed and assets being constructed that are not ready to be placed into service.

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Carrying amount as of the balance sheet date of real estate held for productive use. This excludes land held for sale.

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Gross amount, at the balance sheet date, of long-lived, depreciable assets that are an addition or improvement to assets held under lease arrangement.

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Gross amount, at the balance sheet date, of long-lived physical assets used in the normal conduct of business and not intended for resale. This can include land, buildings, machinery and equipment, and other types of furniture and equipment including, but not limited to, office equipment, furniture and fixtures, and computer equipment and software.

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Tangible assets that are held by an entity for use in the production or supply of goods and services, for rental to others, or for administrative purposes and that are expected to provide economic benefit for more than one year; net of accumulated depreciation. Examples include land, buildings, machinery and equipment, and other types of furniture and equipment including, but not limited to, office equipment, furniture and fixtures, and computer equipment and software.

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This element represents capitalized assets classified as property, plant and equipment not otherwise defined in the taxonomy.

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