Acquisitions and Strategic Investments (2014 Brown Printing Company Acquisition) (Details) (Brown Printing Company [Member], USD $) In Millions, unless otherwise specified	0 Months Ended
May 30, 2014	May 30, 2014
Brown Printing Company [Member]
Business Acquisition [Line Items]
Cash and cash equivalents	$ 3.6	$ 3.6
Accounts receivable	46.1	46.1
Other current assets	20.0	20.0
Property, plant and equipment	70.8	70.8
Identifiable intangible assets	4.7	4.7
Other long-term assets	7.5	7.5
Accounts payable and accrued liabilities	(36.0)	(36.0)
Other long-term liabilities	(16.7)	(16.7)
Purchase price	$ 100.0	$ 100.0
Weighted average useful life	6 years

Weighted average amortization period of finite-lived intangible assets acquired either individually or as part of a group of assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Amount of currency on hand as well as demand deposits with banks or financial institutions, acquired at the acquisition date. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.

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Amount of other assets expected to be realized or consumed before one year or the normal operating cycle, if longer, acquired at the acquisition date.

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Amount due from customers or clients for goods or services, including trade receivables, that have been delivered or sold in the normal course of business, and amounts due from others, including related parties expected to be converted to cash, sold or exchanged within one year or the normal operating cycle, if longer, acquired at the acquisition date.

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Amount of liabilities due within one year or within the normal operating cycle, if longer, assumed at the acquisition date.

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The amount of identifiable intangible assets recognized as of the acquisition date.

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Amount recognized as of the acquisition date for the identifiable assets acquired in excess of (less than) the aggregate liabilities assumed.

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Amount of other liabilities due after one year or the normal operating cycle, if longer, assumed at the acquisition date.

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The amount of property, plant, and equipment recognized as of the acquisition date.

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