Employee Benefit Plans (Details) (USD $)
In Millions, unless otherwise specified |
12 Months Ended | ||
---|---|---|---|
Dec. 28, 2013
|
Dec. 29, 2012
|
Dec. 31, 2011
|
|
Employee Benefit Plans | |||
Employer contributions under 401(k) plans | $ 1.7 | $ 1.8 | $ 2.7 |