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Quarterly Results (Unaudited)
 12 Months Ended
Dec. 31, 2017
Quarterly Financial Information Disclosure [Abstract]  
Quarterly Results (Unaudited)
Quarterly Results (Unaudited)
 
The following is a summary of certain quarterly financial information for the fiscal years 2017 and 2016:
 
 
 
First
Quarter
 
Second
Quarter
 
Third
Quarter
 
Fourth
Quarter
 
Total
 
 
(in thousands, except per share data)
Year Ended December 31, 2017
 
 

 
 

 
 

 
 

 
 

Total revenues, net
 
$
19,891

 
$
18,408

 
$
12,851

 
$
16,101

 
$
67,251

Gross profit
 
10,934

 
8,037

 
2,538

 
5,863

 
27,372

Operating income (loss)
 
2,967

 
(1,782
)
 
(8,039
)
 
(4,943
)
 
(11,797
)
Net income (loss)
 
831

 
(919
)
 
(8,982
)
 
(6,121
)
 
(15,191
)
Net income (loss) attributable to common stockholders
 
831

 
(919
)
 
(8,982
)
 
(6,121
)
 
(15,191
)
Basic income (loss) per share
 
$
0.02

 
$
(0.02
)
 
$
(0.17
)
 
$
(0.11
)
 
$
(0.28
)
Diluted income (loss) per share
 
$
0.02

 
$
(0.02
)
 
$
(0.17
)
 
$
(0.11
)
 
$
(0.28
)
 
 
 
 
 
 
 
 
 
 
 
Year Ended December 31, 2016
 
 

 
 

 
 

 
 

 
 

Total revenues, net
 
$
15,657

 
$
17,138

 
$
16,151

 
$
17,935

 
$
66,881

Gross profit
 
7,955

 
9,556

 
8,014

 
9,162

 
34,687

Operating income
 
837

 
1,076

 
303

 
326

 
2,542

Net loss
 
(950
)
 
(2,901
)
 
(2,703
)
 
(5,431
)
 
(11,985
)
Net loss attributable to common stockholders
 
(950
)
 
(2,901
)
 
(2,703
)
 
(5,431
)
 
(11,985
)
Basic loss per share
 
$
(0.02
)
 
$
(0.05
)
 
$
(0.05
)
 
$
(0.11
)
 
$
(0.23
)
Diluted loss per share
 
$
(0.02
)
 
$
(0.05
)
 
$
(0.05
)
 
$
(0.11
)
 
$
(0.23
)