Post Employment Benefit Plans (Details) |
6 Months Ended | |
|---|---|---|
|
Jun. 26, 2015
USD ($)
plan
|
Jun. 28, 2014
USD ($)
|
|
| Compensation and Retirement Disclosure [Abstract] | ||
| Defined contribution savings plan, number of plans | plan | 1 | |
| Defined contribution savings plan, portion of matching contributions charged to income | $ 1,200,000 | $ 1,600,000 |
| Excess Savings Plan | ||
| Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] | ||
| Maximum allowed employee contributions | $ 0 | |
| Period following employee separation date when benefits will be paid | 7 months | |
| Vested percentage | 100.00% | |
| Contributions accrued by the Company | $ 200,000 | |