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Equity Method Investments (Tables)
 3 Months Ended
Mar. 31, 2017
Equity Method Investments and Joint Ventures [Abstract]  
Equity Method Investments [Table Text Block]
Combined summarized financial information for our equity method investees is shown below (in thousands):

 
 
March 31, 2017
 
December 31, 2016
Current assets
 
$
9,774

 
$
7,760

Noncurrent assets
 
$
239,897

 
$
237,516

Current liabilities
 
$
2,895

 
$
4,512

 
 
 
 
 
 
 
Three Months Ended March 31,
 
 
2017
 
2016
Revenues
 
$
5,671

 
$
—

Gross profit
 
$
5,671

 
$
—

Net income (loss)
 
$
1,013

 
$
(526
)