Property Acquired, Property Sold, Property Held For Sale, Property Held For And Under Development, And Property And Equipment (Property And Equipment) (Details) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2012	Dec. 31, 2011
Property Acquired, Property Sold, Property Held For Sale, Property Held For And Under Development, And Property And Equipment [Abstract]
Land	$ 65,483	$ 65,281
Building and improvements	145,211	144,155
Leasehold interests	41,712	40,855
Construction-in-progress	1,273	525
Fixtures and equipment	106,165	104,804
Total cost	359,844	355,620
Less: accumulated depreciation	(148,204)	(140,192)
Property and equipment, net	$ 211,640	$ 215,428

Property Acquired, Property Sold, Property Held For Sale, Property Held For And Under Development, And Property And Equipment (Property And Equipment) (Details) (USD $)
In Thousands, unless otherwise specified

Jun. 30, 2012

Dec. 31, 2011

Property Acquired, Property Sold, Property Held For Sale, Property Held For And Under Development, And Property And Equipment [Abstract]

Land

$ 65,483

$ 65,281

Building and improvements

145,211

144,155

Leasehold interests

41,712

40,855

Construction-in-progress

1,273

525

Fixtures and equipment

106,165

104,804

Total cost

359,844

355,620

Less: accumulated depreciation

(148,204)

(140,192)

Property and equipment, net

$ 211,640

$ 215,428

- Definition

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.

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- Definition

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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- Definition

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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