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Quarterly Consolidated Financial Data (Unaudited)
 12 Months Ended
Dec. 31, 2017
Quarterly Consolidated Financial Data (Unaudited)  
Quarterly Consolidated Financial Data (Unaudited)

19.         Quarterly Consolidated Financial Data (unaudited and in thousands, except per share data)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Quarter Ended

 

 

    

 

March 31, 

    

 

June 30, 

    

 

September 30,

    

 

December 31,

 

Year ended December 31, 2017:

    

 

    

    

 

    

    

 

    

    

 

    

 

Operating revenues

 

$
41,927

 

$
30,469

 

$
45,627

 

$
39,125

 

Loss from operations

 

$
(12,141)

 

$
(15,385)

 

$
(4,136)

 

$
(5,778)

 

Net loss

 

$
(9,154)

 

$
(14,809)

 

$
(2,759)

 

$
(4,544)

 

Basic loss per share  attributable to common stock

 

$

(0.42)

 

$

(0.68)

 

$

(0.13)

 

$

(0.21)

 

Diluted loss per share attributable to common stock

 

$

(0.42)

 

$

(0.68)

 

$

(0.13)

 

$

(0.21)

 

Year ended December 31, 2016:

 

 

 

 

 

 

 

 

 

 

 

 

 

Operating revenues

 

$
47,055

 

$
28,086

 

$
28,122

 

$
30,067

 

Loss from operations

 

$
(10,631)

 

$
(13,266)

 

$
(14,257)

 

$
(11,282)

 

Net loss

 

$
(8,600)

 

$
(11,589)

 

$
(12,416)

 

$
(7,187)

 

Basic loss per share  attributable to common stock

 

$

(0.40)

 

$

(0.54)

 

$

(0.57)

 

$

(0.33)

 

Diluted loss per share attributable to common stock

 

$

(0.40)

 

$

(0.54)

 

$

(0.57)

 

$

(0.33)

 

Basic and diluted loss per share attributable to common stock are computed independently for each of the quarters presented. Therefore, the sum of quarterly basic and diluted information may not equal the annual basic and diluted loss per share attributable to common stock.