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Product Warranty Reserves
 12 Months Ended
Dec. 27, 2014
Product Warranties Disclosures [Abstract]  
Product Warranty Reserves
PRODUCT WARRANTY RESERVES

The Company generally provides product warranties related to manufacturing defects and specific performance standards for its products.  Product warranty reserves are included in accrued expenses in the Company's Consolidated Financial Statements. The following is a summary of the Company's product warranty activity.
 
2014
 
2013
Product warranty reserve at beginning of period
$
1,850

 
$
1,297

Warranty reserve assumed in business combination
209

 
—

Warranty liabilities accrued
4,720

 
4,330

Warranty liabilities settled
(5,102
)
 
(3,905
)
Changes for pre-existing warranty liabilities
537

 
128

Product warranty reserve at end of period
$
2,214

 
$
1,850