Fair Value Measurements (Details) (USD $) | Sep. 26, 2014 |
In Millions, unless otherwise specified |
Deferred Compensation Plan Money Market Funds [Member] | ' |
Assets measured at fair value on recurring basis | ' |
Money market fund | $30.90 |
Deferred Compensation Plan Stock Fund [Member] | ' |
Assets measured at fair value on recurring basis | ' |
Available-for-sale securities | 56.6 |
Deferred Compensation Plan Equity Securities [Member] | ' |
Assets measured at fair value on recurring basis | ' |
Available-for-sale securities | 30.1 |
Pension Plan Stock Funds [Member] | ' |
Assets measured at fair value on recurring basis | ' |
Available-for-sale securities | 32.7 |
Pension Plan Government Securities [Member] | ' |
Assets measured at fair value on recurring basis | ' |
Available-for-sale securities, debt securities | 48.8 |
Deferred Compensation Plan [Member] | ' |
Liabilities measured at fair value on recurring basis | ' |
Deferred compensation plans | 118.9 |
Foreign currency forward contracts [Member] | ' |
Assets measured at fair value on recurring basis | ' |
Foreign currency forward contracts, assets | 0.3 |
Liabilities measured at fair value on recurring basis | ' |
Foreign currency forward contract, liabilities | 1.8 |
Pension Plan Corporate Bonds [Member] | ' |
Assets measured at fair value on recurring basis | ' |
Available-for-sale securities, debt securities | 9.1 |
Fair Value, Inputs, Level 1 [Member] | Deferred Compensation Plan Money Market Funds [Member] | ' |
Assets measured at fair value on recurring basis | ' |
Money market fund | 30.9 |
Fair Value, Inputs, Level 1 [Member] | Deferred Compensation Plan Stock Fund [Member] | ' |
Assets measured at fair value on recurring basis | ' |
Available-for-sale securities | 56.6 |
Fair Value, Inputs, Level 1 [Member] | Deferred Compensation Plan Equity Securities [Member] | ' |
Assets measured at fair value on recurring basis | ' |
Available-for-sale securities | 30.1 |
Fair Value, Inputs, Level 1 [Member] | Pension Plan Stock Funds [Member] | ' |
Assets measured at fair value on recurring basis | ' |
Available-for-sale securities | 32.7 |
Fair Value, Inputs, Level 1 [Member] | Pension Plan Government Securities [Member] | ' |
Assets measured at fair value on recurring basis | ' |
Available-for-sale securities, debt securities | 48.8 |
Fair Value, Inputs, Level 1 [Member] | Deferred Compensation Plan [Member] | ' |
Liabilities measured at fair value on recurring basis | ' |
Deferred compensation plans | 37.1 |
Fair Value, Inputs, Level 1 [Member] | Foreign currency forward contracts [Member] | ' |
Assets measured at fair value on recurring basis | ' |
Foreign currency forward contracts, assets | 0 |
Liabilities measured at fair value on recurring basis | ' |
Foreign currency forward contract, liabilities | 0 |
Fair Value, Inputs, Level 1 [Member] | Pension Plan Corporate Bonds [Member] | ' |
Assets measured at fair value on recurring basis | ' |
Available-for-sale securities, debt securities | 9.1 |
Fair Value, Inputs, Level 2 [Member] | Deferred Compensation Plan Money Market Funds [Member] | ' |
Assets measured at fair value on recurring basis | ' |
Money market fund | 0 |
Fair Value, Inputs, Level 2 [Member] | Deferred Compensation Plan Stock Fund [Member] | ' |
Assets measured at fair value on recurring basis | ' |
Available-for-sale securities | 0 |
Fair Value, Inputs, Level 2 [Member] | Deferred Compensation Plan Equity Securities [Member] | ' |
Assets measured at fair value on recurring basis | ' |
Available-for-sale securities | 0 |
Fair Value, Inputs, Level 2 [Member] | Pension Plan Stock Funds [Member] | ' |
Assets measured at fair value on recurring basis | ' |
Available-for-sale securities | 0 |
Fair Value, Inputs, Level 2 [Member] | Pension Plan Government Securities [Member] | ' |
Assets measured at fair value on recurring basis | ' |
Available-for-sale securities, debt securities | 0 |
Fair Value, Inputs, Level 2 [Member] | Deferred Compensation Plan [Member] | ' |
Liabilities measured at fair value on recurring basis | ' |
Deferred compensation plans | 81.8 |
Fair Value, Inputs, Level 2 [Member] | Foreign currency forward contracts [Member] | ' |
Assets measured at fair value on recurring basis | ' |
Foreign currency forward contracts, assets | 0.3 |
Liabilities measured at fair value on recurring basis | ' |
Foreign currency forward contract, liabilities | 1.8 |
Fair Value, Inputs, Level 2 [Member] | Pension Plan Corporate Bonds [Member] | ' |
Assets measured at fair value on recurring basis | ' |
Available-for-sale securities, debt securities | 0 |
Fair Value, Inputs, Level 3 [Member] | Deferred Compensation Plan Money Market Funds [Member] | ' |
Assets measured at fair value on recurring basis | ' |
Money market fund | 0 |
Fair Value, Inputs, Level 3 [Member] | Deferred Compensation Plan Stock Fund [Member] | ' |
Assets measured at fair value on recurring basis | ' |
Available-for-sale securities | 0 |
Fair Value, Inputs, Level 3 [Member] | Deferred Compensation Plan Equity Securities [Member] | ' |
Assets measured at fair value on recurring basis | ' |
Available-for-sale securities | 0 |
Fair Value, Inputs, Level 3 [Member] | Pension Plan Stock Funds [Member] | ' |
Assets measured at fair value on recurring basis | ' |
Available-for-sale securities | 0 |
Fair Value, Inputs, Level 3 [Member] | Pension Plan Government Securities [Member] | ' |
Assets measured at fair value on recurring basis | ' |
Available-for-sale securities, debt securities | 0 |
Fair Value, Inputs, Level 3 [Member] | Deferred Compensation Plan [Member] | ' |
Liabilities measured at fair value on recurring basis | ' |
Deferred compensation plans | 0 |
Fair Value, Inputs, Level 3 [Member] | Foreign currency forward contracts [Member] | ' |
Assets measured at fair value on recurring basis | ' |
Foreign currency forward contracts, assets | 0 |
Liabilities measured at fair value on recurring basis | ' |
Foreign currency forward contract, liabilities | 0 |
Fair Value, Inputs, Level 3 [Member] | Pension Plan Corporate Bonds [Member] | ' |
Assets measured at fair value on recurring basis | ' |
Available-for-sale securities, debt securities | $0 |