Quarterly report pursuant to Section 13 or 15(d)

Other Non-Current Assets (Details)

v3.5.0.2
Other Non-Current Assets (Details) - USD ($)
$ in Thousands
Jun. 30, 2016
Dec. 31, 2015
Other Assets, Noncurrent [Abstract]    
Advances made under EPC and non-EPC contracts $ 14,000 $ 83,579
Advances made to municipalities for water system enhancements 95,584 89,953
Tax-related payments and receivables 29,351 31,712
Equity method investments 11,983 20,295
Other 100,540 88,916
Other non-current assets $ 251,458 $ 314,455