Business and Summary of Significant Accounting Policies Stock-Based Compensation (Details) In Millions, unless otherwise specified	12 Months Ended
Jan. 03, 2015 stock_plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of stock plans approved by shareholders	2
Number of Shares Available for Grant	4.8
Employee Stock Option [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award Expiration Period	10 years
Minimum [Member] \| Employee Stock Option [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award Vesting Period	2 years
Minimum [Member] \| Restricted Stock [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award Vesting Period	2 years
Maximum [Member] \| Employee Stock Option [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award Vesting Period	4 years
Maximum [Member] \| Restricted Stock [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award Vesting Period	4 years
2014 Performance Stock Award Grant [Member] \| Minimum [Member] \| Performance-Based Stock Award [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock Awards - Shares Awarded - Increase (Decrease), Percentage	0.00%
2014 Performance Stock Award Grant [Member] \| Maximum [Member] \| Performance-Based Stock Award [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock Awards - Shares Awarded - Increase (Decrease), Percentage	200.00%
2013 Performance Stock Award Grant [Member] \| Minimum [Member] \| Performance-Based Stock Award [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock Awards - Shares Awarded - Increase (Decrease), Percentage	0.00%
2013 Performance Stock Award Grant [Member] \| Maximum [Member] \| Performance-Based Stock Award [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock Awards - Shares Awarded - Increase (Decrease), Percentage	200.00%
2012 Performance Stock Award Grant [Member] \| Minimum [Member] \| Performance-Based Stock Award [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock Awards - Shares Awarded - Increase (Decrease), Percentage	0.00%
2012 Performance Stock Award Grant [Member] \| Maximum [Member] \| Performance-Based Stock Award [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock Awards - Shares Awarded - Increase (Decrease), Percentage	150.00%
2014 Market-Based Stock Award Grant [Member] \| Minimum [Member] \| Market-Based Stock Award [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock Awards - Shares Awarded - Increase (Decrease), Percentage	0.00%
2014 Market-Based Stock Award Grant [Member] \| Maximum [Member] \| Market-Based Stock Award [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock Awards - Shares Awarded - Increase (Decrease), Percentage	100.00%

The number of stock plans approved by shareholders.

No definition available.

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- Definition

The percentage by which a given share-based award (for example, number of shares granted) may increase or (decrease) based on the recipient meeting certain conditions or certain conditions occurring. For example, meeting performance conditions.

+ References

No definition available.

+ Details

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- Definition

Description of the period of time over which an employee's right to exercise an award is valid and after specified date options will expire, which may be expressed in a variety of ways (for example, in years, month and year).

+ References

No definition available.

+ Details

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- Definition

Period which an employee's right to exercise an award is no longer contingent on satisfaction of either a service condition, market condition or a performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (a)(1)

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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- Definition

The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 2

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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