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Warranty Liabilities
 4 Months Ended
Apr. 22, 2017
Product Warranties Disclosures [Abstract]  
Warranty Liabilities
Warranty Liabilities

The following table presents changes in the Company’s warranty reserves, which are included in Accrued expenses in its condensed consolidated balance sheets.
 
April 22,
2017
 
December 31, 2016
 
(16 weeks ended)
 
(52 weeks ended)
Warranty reserve, beginning of period
$
47,243

 
$
44,479

Additions to warranty reserves
15,969

 
46,903

Reserves utilized
(13,106
)
 
(44,139
)
Warranty reserve, end of period
$
50,106

 
$
47,243