Fixed Assets. Net - Components of Partnership's Fixed Assets (Detail) (USD $) In Millions, unless otherwise specified	Dec. 31, 2012	Dec. 31, 2011
Property, Plant and Equipment [Line Items]
Furniture, fixtures and equipment	$ 35.3	$ 37.4
Computer hardware and software	105.4	94.8
Leasehold improvements	61.8	49.1
Total fixed assets	202.5	181.3
Less: accumulated depreciation	(138.9)	(128.6)
Net fixed assets	$ 63.6	$ 52.7

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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