Consolidated Condensed Balance Sheets (Parenthetical) - USD ($) $ in Millions	Sep. 28, 2019	Dec. 29, 2018	Sep. 29, 2018
Statement of Financial Position [Abstract]
Accounts receivable allowance	$ 24.0	$ 26.6	$ 29.7
Common stock, par value	$ 1	$ 1	$ 1
Common stock, shares authorized	320,000,000	320,000,000	320,000,000
Common stock, shares issued (including shares in treasury)	108,058,005	107,609,206	107,587,377
Treasury shares	26,992,711	15,905,681	12,746,435

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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-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
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Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
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-Paragraph 1
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Face amount or stated value per share of common stock.

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The maximum number of common shares permitted to be issued by an entity's charter and bylaws.

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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 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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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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-Name Accounting Standards Codification
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-SubTopic 10
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