Condensed Consolidated Balance Sheets (Parenthetical) (USD $) In Millions, except Share data, unless otherwise specified	Apr. 03, 2015	Dec. 31, 2014
Statement of Financial Position [Abstract]
Allowances for receivables	$ 29.2	$ 32.0
Common stock, par value (usd per share)	$ 0.01	$ 0.01
Common stock, shares issued	48,882,616us-gaap_CommonStockSharesIssued	48,683,493us-gaap_CommonStockSharesIssued
Common stock, shares outstanding	48,882,616us-gaap_CommonStockSharesOutstanding	48,683,493us-gaap_CommonStockSharesOutstanding
Treasury stock, shares	9,927,350us-gaap_TreasuryStockShares	10,126,473us-gaap_TreasuryStockShares

A valuation allowance for trade and other receivables due to an Entity within one year (or the normal operating cycle, whichever is longer) that are expected to be uncollectible.

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Face amount or stated value per share of common stock.

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Total number of common shares of an entity that have been sold or granted to shareholders (includes common shares that were issued, repurchased and remain in the treasury). These shares represent capital invested by the firm's shareholders and owners, and may be all or only a portion of the number of shares authorized. Shares issued include shares outstanding and shares held in the treasury.

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Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation.

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Number of common and preferred shares that were previously issued and that were repurchased by the issuing entity and held in treasury on the financial statement date. This stock has no voting rights and receives no dividends.

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