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Quarterly Financial Information (Tables)
 12 Months Ended
Dec. 31, 2019
Quarterly Financial Information Disclosure [Abstract]  
Summary of Unaudited Quarterly Financial Information

 

 

 

1st

 

 

2nd

 

 

3rd

 

 

4th

 

 

 

Quarter

 

 

Quarter

 

 

Quarter

 

 

Quarter

 

2019

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Operating revenues

 

$

704,171

 

 

$

675,765

 

 

$

598,452

 

 

$

492,297

 

Operating loss

 

 

(23,383

)

 

 

(48,125

)

 

 

(307,305

)

 

 

(82,763

)

Net loss

 

 

(28,614

)

 

 

(49,447

)

 

 

(261,719

)

 

 

(85,923

)

Net loss per common share:

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Basic

 

$

(0.14

)

 

$

(0.24

)

 

$

(1.31

)

 

$

(0.44

)

Diluted

 

$

(0.14

)

 

$

(0.24

)

 

$

(1.31

)

 

$

(0.44

)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2018

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Operating revenues

 

$

809,164

 

 

$

854,418

 

 

$

867,478

 

 

$

795,937

 

Operating loss

 

 

(22,102

)

 

 

(9,004

)

 

 

(80,281

)

 

 

(210,790

)

Net loss

 

 

(34,417

)

 

 

(10,713

)

 

 

(75,042

)

 

 

(201,249

)

Net loss per common share:

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Basic

 

$

(0.16

)

 

$

(0.05

)

 

$

(0.34

)

 

$

(0.93

)

Diluted

 

$

(0.16

)

 

$

(0.05

)

 

$

(0.34

)

 

$

(0.93

)