SELECTED QUARTERLY DATA (UNAUDITED)
 12 Months Ended
Dec. 31, 2016
SELECTED QUARTERLY DATA (UNAUDITED) [Abstract]  
SELECTED QUARTERLY DATA (UNAUDITED)
19. SELECTED QUARTERLY DATA (UNAUDITED)

Quarterly results for the year ended December 31, 2016 and 2015 are summarized as follows:
 
 
  
2016
 
   
First
  
Second
  
Third
  
Fourth
 
   
Quarter
  
Quarter
  
Quarter
  
Quarter
 
             
Net sales
 
$
121,182
  
$
131,622
  
$
128,809
  
$
118,539
 
                 
Gross profit
  
23,074
   
25,692
   
26,575
   
24,579
 
                 
Net (loss) earnings
  
(100,696
)(a)
  
22,776
 (a)  
9,710
   
3,377
 
                 
Net (loss) earnings per share:
                
Class A common share - basic and diluted
 
$
(8.15
)
 
$
1.83
  
$
0.78
  
$
0.27
 
Class B common share - basic and diluted
 
$
(8.55
)
 
$
1.93
  
$
0.82
  
$
0.29
 
                 
                 
                 
   
2015
 
   
First
  
Second
  
Third
  
Fourth
 
   
Quarter(b)
  
Quarter
  
Quarter
  
Quarter
 
                 
Net sales
 
$
142,015
  
$
145,658
  
$
144,161
  
$
135,246
 
                 
Gross profit
  
26,813
 (b)  
28,560
   
27,412
   
26,043
 
                 
Net earnings
  
5,320
 (b)  
6,062
   
4,920
   
2,895
 
                 
Earnings per share:
                
Class A common share - basic and diluted
 
$
0.43
 (b) 
$
0.49
  
$
0.39
  
$
0.23
 
Class B common share - basic and diluted
 
$
0.45
 (b) 
$
0.52
  
$
0.42
  
$
0.25
 
 
(a)
In connection with an interim impairment test related to the Company's goodwill and other intangible assets, provisional non-cash impairment charges totaling $104.3 million were recorded during the first quarter of 2016.  During the second quarter of 2016, the Company finalized its interim impairment test, which resulted in a $2.6 million reduction to the provisional impairment charge recorded during the first quarter.
(b)
Revised from 10-Q disclosures to reflect immaterial measurement period adjustments related to the 2014 Acquisitions.  First quarter 10-Q reflected gross profit of $27.1 million, net earnings of $5.6 million, earnings per Class A common share of $0.45 per share and earnings per Class B common share of $0.48 per share.