Quarterly report pursuant to Section 13 or 15(d)

Business Segment Reporting - Assets and Property, Plant, and Equipment, Net (Details)

v3.10.0.1
Business Segment Reporting - Assets and Property, Plant, and Equipment, Net (Details) - USD ($)
$ in Thousands
Sep. 30, 2018
Dec. 31, 2017
Segment Reporting Information [Line Items]    
Assets $ 219,701 $ 120,035
Property, plant and equipment, net 57,989 19,516
Land and resource management    
Segment Reporting Information [Line Items]    
Assets 141,934 97,549
Property, plant and equipment, net 3,567 1,449
Water service and operations    
Segment Reporting Information [Line Items]    
Assets 77,767 22,486
Property, plant and equipment, net $ 54,422 $ 18,067