Property, Plant and Equipment, Net - Additional Information (Detail) - USD ($)
$ in Thousands
12 Months Ended
Dec. 27, 2014
Dec. 28, 2013
Dec. 29, 2012
Mar. 28, 2015
Property, Plant and Equipment [Line Items]        
Depreciation, depletion and amortization expense $ 85,800 $ 71,400 $ 68,600  
Property, plant and equipment, net 950,601 831,778   $ 948,129
Less accumulated depreciation, depletion and amortization 279,375 212,382   $ 297,187
Future minimum rental commitments year one 18,100      
Future minimum rental commitments year two 5,100      
Future minimum rental commitments year three 5,300      
Future minimum rental commitments year four 700      
Future minimum rental commitments year five $ 700      
Building lease original term 30 years      
Maximum [Member]        
Property, Plant and Equipment [Line Items]        
Equipment leases terms 5 years      
Capital Leases for Equipment and Building [Member]        
Property, Plant and Equipment [Line Items]        
Property, plant and equipment, net $ 30,000 11,300    
Less accumulated depreciation, depletion and amortization 3,600 $ 1,300    
Capital leases, accrued expenses obligations $ 17,500