Property and Equipment (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2012	Dec. 31, 2011
Property and equipment
Total	$ 1,373,297	$ 1,141,742
Less: Accumulated depreciation	(349,516)	(302,112)
Property and equipment, net	1,023,781	839,630
Buildings and leasehold improvements
Property and equipment
Total	940,439	803,497
Capitalized interest included in buildings and leasehold improvements	27,500	27,500
Furniture, fixtures and equipment
Property and equipment
Total	$ 432,858	$ 338,245

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.

+ References+ Details

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.

+ References+ Details

- 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.

+ References+ Details