Annual report pursuant to Section 13 and 15(d)

Goodwill and Intangible Assets (Details 2)

v2.4.1.9
Goodwill and Intangible Assets (Details 2) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Dec. 28, 2014
Dec. 29, 2013
Dec. 30, 2012
Goodwill and Intangible Assets Disclosure [Abstract]      
Impairment of indefinite-lived intangible assets $ 0us-gaap_ImpairmentOfIntangibleAssetsIndefinitelivedExcludingGoodwill $ 0us-gaap_ImpairmentOfIntangibleAssetsIndefinitelivedExcludingGoodwill $ 0us-gaap_ImpairmentOfIntangibleAssetsIndefinitelivedExcludingGoodwill
Estimated aggregate future amortization expense      
2015 4,176us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths    
2016 3,933us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo    
2017 3,802us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree    
2018 3,530us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour    
2019 3,459us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive    
Thereafter 19,291us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive    
Net Carrying Amount $ 38,191us-gaap_FiniteLivedIntangibleAssetsNet $ 33,955us-gaap_FiniteLivedIntangibleAssetsNet