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Significant Accounting Policies (Tables)
3 Months Ended
Mar. 31, 2018
Accounting Policies [Abstract]  
Reconciliation of Cash, Cash Equivalents, and Restricted Cash

See the following table for a reconciliation of cash, cash equivalents, and restricted cash reported within the Consolidated Balance Sheets that sum to the total of the same amounts shown in the Consolidated Statements of Cash Flows.

Current Presentation

 

March 31, 2018

 

 

March 31, 2017

 

Cash and Cash Equivalents

 

$

17,782

 

 

$

479,978

 

Restricted Cash

 

 

1,573

 

 

 

3,646

 

Total cash, cash equivalents, and restricted cash

 

$

19,355

 

 

$

483,624

 

 

Schedule of Earnings Per Share

 

 

For the Quarter Ended

 

 

 

March 31,

 

 

 

2018

 

 

2017

 

 

 

(Share amounts in 000's)

 

Net income (loss)

 

$

47,493

 

 

$

(89,698

)

Weighted average common shares outstanding - basic

 

 

196,550

 

 

 

80,018

 

Effect of dilutive instruments (1)

 

 

 

 

 

 

Weighted average common shares outstanding - diluted

 

 

196,550

 

 

 

80,018

 

Net income (loss) per common share - basic

 

$

0.24

 

 

$

(1.12

)

Net income (loss) per common share - diluted

 

$

0.24

 

 

$

(1.12

)

Number of shares not included in dilutive earnings per

   share that would have been anti-dilutive because the

   exercise price was greater than the average market

   price of the common shares

 

 

 

 

 

 

(1)  Due to the net loss for the quarter ended March 31, 2017, 0.5 million shares for options and restricted stock units were anti-dilutive and excluded from the computation of net loss per share.