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Quarterly Results of Operations (Unaudited)
 12 Months Ended
Dec. 31, 2018
Quarterly Financial Information Disclosure [Abstract]  
Quarterly Results of Operations (Unaudited)
16.Quarterly Results of Operations (Unaudited)

 

The following is a tabulation of the unaudited quarterly results of operations for the two years ended December 31, 2018:

 

   Three Months Ended 
   3/31/18   6/30/18   9/29/18   12/31/18 
Net Sales  $131,159   $128,411   $114,945   $121,121 
Gross profit   35,820    36,599    28,092    33,848 
Net income   14,264    15,189    9,206    12,274 
Basic earnings per share   0.82    0.87    0.53    0.70 
Diluted earnings per share  $0.81   $0.86   $0.52   $0.69 

 

 

   Three Months Ended 
   4/1/17   7/1/17   9/30/17   12/31/17 
Net Sales  $167,355   $131,854   $104,817   $118,230 
Gross profit   55,753    34,946    30,214    33,094 
Net income   22,224    10,199    9,370    10,350 
Basic earnings per share   1.22    0.58    0.53    0.59 
Diluted earnings per share  $1.21   $0.57   $0.52   $0.59