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Related Party Transactions (Tables)
12 Months Ended
Dec. 31, 2017
Related Party Transactions [Abstract]  
Schedule of amounts due from/to related parties
Amounts due from joint ventures and related parties at December 31, 2017 and 2016 consisted of the following (in thousands):
 
December 31,
 
2017
 
2016
Due from joint ventures
$
15,025

 
$
1,240

Other
8,014

 
14,616

Related party receivables
$
23,039

 
$
15,856