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Long-Term Debt (Tables)
 3 Months Ended
Mar. 31, 2017
Debt Disclosure [Abstract]  
Long-Term Debt
Long-term debt consisted of the following:
 
 
 
March 31,
 
December 31,
 
 
 
2017
 
2016
 
 
 
(In thousands)
 
 
 
 
 
 
 
Revolving credit facility
 
$
35,287
 
$
35,287
 
Secured debt of affiliate
 
 
1,078
 
 
1,078
 
 
 
 
36,365
 
 
36,365
 
Amounts payable within one year
 
 
—
 
 
1,078
 
 
 
$
36,365
 
$
35,287