Summary of Organization and Significant Accounting Policies (Tables)
3 Months Ended 12 Months Ended
Mar. 28, 2015
Dec. 27, 2014
Accounting Policies [Abstract]    
Estimated Useful Lives of Assets  

The estimated useful lives are generally as follows:

 

Buildings and improvements

  7—40 years   

Plant, machinery and equipment

  20—40 years   

Mobile equipment and barges

  15—20 years   

Office equipment

  3—6 years     

Truck and auto fleet

  5—10 years   

Landfill airspace and improvements

  5—60 years   

Other

  2—10 years   
Intangible Assets by Type and in Total  

The following table shows intangible assets by type and in total:

 

     December 27, 2014      December 28, 2013  
     Gross
Carrying
Amount
     Accumulated
Amortization
    Net
Carrying
Amount
     Gross
Carrying
Amount
     Accumulated
Amortization
    Net
Carrying
Amount
 

Leases

   $ 10,357       $ (2,031   $ 8,326       $ 10,430       $ (1,604   $ 8,826   

Reserve rights

     9,094         (540     8,554         5,890         (221     5,669   

Trade names

     1,020         (470     550         1,020         (368     652   

Other

     249         (32     217         —           —          —     
  

 

 

    

 

 

   

 

 

    

 

 

    

 

 

   

 

 

 

Total intangible assets

$ 20,720    $ (3,073 $ 17,647    $ 17,340    $ (2,193 $ 15,147   
  

 

 

    

 

 

   

 

 

    

 

 

    

 

 

   

 

 

 
Estimated Amortization Expense for Intangible Assets  

The estimated amortization expense for intangible assets for each of the next five years and thereafter is as follows:

 

2015

$ 3,105   

2016

  1,675   

2017

  956   

2018

  956   

2019

  956   

Thereafter

  9,999   
  

 

 

 

Total

$ 17,647   
  

 

 

 
Assets and Liabilities Measured at Fair Value  

Assets and liabilities measured at fair value in the consolidated balance sheets as of December 27, 2014 and December 28, 2013 are as follows:

 

     2014      2013  

Accrued expenses:

     

Current portion of contingent consideration

   $ 2,375       $ —     

Acquisition- related liabilities

     

Contingent consideration

   $ 5,379       $ 1,908   
Schedule of Contingent Consideration Obligations Measured at Fair Value

Contingent consideration as of March 28, 2015 and December 27, 2014 was:

 

     March 28,      December 27,  
     2015      2014  

Current portion of acquisition-related liabilities:

     

Current portion of contingent consideration

   $ 3,775       $ 2,375   

Acquisition-related liabilities:

     

Contingent consideration

   $ 4,187       $ 5,379   
 
Schedule of Carrying Value and Fair Value of Financial Instruments

The carrying value and fair value of these financial instruments as of March 28, 2015 and December 27, 2014 was:

 

     March 28, 2015      December 27, 2014  
     Fair Value      Carrying Value      Fair Value      Carrying Value  

Level 2

           

Long-term debt(1)

     1,105,240         1,062,693         1,101,873         1,064,917   

Level 3

           

Current portion of deferred consideration and noncompete obligations(2)

     21,076         21,076         16,027         16,027   

Long term portion of deferred consideration and noncompete obligations(3)

     40,058         40,058         37,357         37,357   

 

  (1) $5.3 million included in current portion of debt as of March 28, 2015 and December 27, 2014.
  (2) Included in current portion of acquisition-related liabilities on the balance sheet.
  (3) Included in acquisition-related liabilities on the balance sheet.