Property, Plant and Equipment, Net (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2012	Dec. 31, 2011
Property, Plant and Equipment
Property, Plant and Equipment, Gross	$ 849,426	$ 750,752
Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment	(380,005)	(340,745)
Total Property, Plant and Equipment, Net	469,421	410,007
Land [Member]
Property, Plant and Equipment
Property, Plant and Equipment, Gross	54,804	53,392
Building and Building Improvements [Member]
Property, Plant and Equipment
Property, Plant and Equipment, Gross	206,744	195,838
Machinery and Equipment [Member]
Property, Plant and Equipment
Property, Plant and Equipment, Gross	340,834	321,609
Software [Member]
Property, Plant and Equipment
Property, Plant and Equipment, Gross	$ 247,044	$ 179,913

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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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.

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- 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.

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