|
Total Equity (Narrative) (Details) (USD $)
In Millions, except Share data, unless otherwise specified |
3 Months Ended | 6 Months Ended | 0 Months Ended | 3 Months Ended | 6 Months Ended | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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Jun. 28, 2013
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Jun. 29, 2012
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Jun. 28, 2013
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Jun. 29, 2012
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Dec. 31, 2012
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May 15, 2013
Stock Repurchase Program [Member]
|
Jun. 28, 2013
Stock Repurchase Program [Member]
|
Jun. 28, 2013
Stock Repurchase Program [Member]
|
Jun. 28, 2013
Fair Value, Measurements, Recurring [Member]
|
Dec. 31, 2012
Fair Value, Measurements, Recurring [Member]
|
Jun. 28, 2013
Fair Value, Inputs, Level 1 [Member]
Fair Value, Measurements, Recurring [Member]
|
Dec. 31, 2012
Fair Value, Inputs, Level 1 [Member]
Fair Value, Measurements, Recurring [Member]
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| Class of Stock [Line Items] | ||||||||||||||||
| Common stock authorized, shares | 200,000,000 | 200,000,000 | ||||||||||||||
| Preferred stock authorized, shares | 25,000,000 | 25,000,000 | ||||||||||||||
| Authorized amount | $ 125 | |||||||||||||||
| Period in force | 1 year | |||||||||||||||
| Purchase of common shares, value | 19.0 | 19.0 | ||||||||||||||
| Purchase of common shares, share | 579,038 | 579,038 | ||||||||||||||
| Average cost per share | $ 32.76 | $ 32.76 | ||||||||||||||
| Dividends per share declared and paid | $ 0.18 | $ 0 | [1] | $ 0.18 | $ 0 | [1] | ||||||||||
| Payments of dividends in total | 8.9 | |||||||||||||||
| Market value of mutual fund investments, nonvested and subsequently vested stock and restricted stock in the rabbi trust | 40.2 | 40.2 | 38.1 | |||||||||||||
| Market value of the assets held by the rabbi trust classified as other non-current assets | 19.7 | 17.7 | 19.7 | 17.7 | ||||||||||||
| Amounts payable to the plan participants classified as other liabilities | $ 21.7 | $ 21.7 | $ 19.8 | |||||||||||||
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