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
Sep. 30, 2016
Dec. 31, 2015
Other Assets, Noncurrent [Abstract]    
Advances made under EPC and non-EPC contracts $ 13,678 $ 32,049
Advances made to municipalities for water system enhancements 95,551 89,953
Tax-related payments and receivables 27,718 27,615
Information technology service assets 28,740 30,371
Other 51,232 52,043
Other non-current assets $ 216,919 $ 232,031