Acquisitions (Purchase Price Allocation) (Details) (MEAD C&OP, USD $) In Millions, unless otherwise specified	May 01, 2012
MEAD C&OP
Business Acquisition [Line Items]
Consideration given for Mead C&OP	$ 1,031.8
Cash acquired	(32.0)
Net purchase price	999.8
Plus fair value of liabilities assumed:
Accounts payable and accrued liabilities	103.9
Current and non-current deferred tax liabilities	209.6
Other non-current liabilities	72.9
Fair value of Liabilities assumed	386.4
Less fair value of assets acquired:
Accounts receivable	73.3
Inventory	143.5
Property, plant and equipment	136.6
Identifiable intangibles	543.2
Other assets	24.3
Fair value of assets acquired	920.9
Goodwill	$ 465.3

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Business Acquisition, Purchase Price Allocation, Assets Acquired, Excluding Cash and Cash Equivalents

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Business Acquisition, Purchase Price Allocation, Consideration Given and Liabilities Assumed

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The total cost of the acquired entity including the cash paid to shareholders of acquired entities, fair value of debt and equity securities issued to shareholders of acquired entities, the fair value of the liabilities assumed, and direct costs of the acquisition.

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The amount of cash and cash equivalents acquired in a business combination.

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The amount of acquisition cost of a business combination allocated to inventory, including finished goods, work-in-process, and raw materials.

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The amount of acquisition cost of a business combination allocated to receivables.

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The amount of acquisition cost of a business combination allocated to current liabilities of the acquired entity.

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Amount of goodwill arising from a business combination, which is the excess of the cost of the acquired entity over the amounts assigned to assets acquired and liabilities assumed.

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Amount of acquisition cost of a business combination allocated to assets, excluding financial assets and goodwill, lacking physical substance.

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The amount of acquisition cost of a business combination allocated to noncurrent liabilities of the acquired entity.

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Amount of acquisition cost of a business combination allocated to other noncurrent assets not separately disclosed.

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The amount of acquisition cost of a business combination allocated to property, plant and equipment to be used in ongoing operations.

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Amount of deferred tax liability attributable to taxable temporary differences net of deferred tax asset attributable to deductible temporary differences and carryforwards after valuation allowances.

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