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Leases - Property and Equipment Owned Assets Leased to Others (Detail) - USD ($) $ in Thousands	Dec. 30, 2017	Dec. 31, 2016
Capital Leased Assets [Line Items]
Property and equipment, owned assets, leased	$ 30,751	$ 17,808
Less accumulated amortization and depreciation	8,123	7,625
Net property	22,628	10,183
Land and improvements [Member]
Capital Leased Assets [Line Items]
Property and equipment, owned assets, leased	6,515	3,860
Building [Member]
Capital Leased Assets [Line Items]
Property and equipment, owned assets, leased	$ 24,236	$ 13,948

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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No definition available.

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- Definition

The cumulative amount of depreciation (related to long-lived, depreciable flight assets owned by the entity and used in the entity's principle business operations and capitalized assets classified as property, plant and equipment that are owned by the entity) that has been recognized in the income statement.

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No definition available.

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- Definition

Gross amount of long-lived, depreciable flight assets owned by the entity and used in the entity's principle business operations (owned aircraft and capitalized improvements) and capitalized assets classified as property, plant and equipment that are owned by the entity. Excludes assets subject to a capital lease.

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No definition available.

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- Definition

The net amount of long-lived, depreciable flight assets owned by the entity and used in the entity's principle business operations (owned aircraft and capitalized improvements) and capitalized assets classified as property, plant and equipment that are owned by the entity. Excludes assets subject to a capital lease.

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No definition available.

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