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Basis of Presentation and Recent Developments (Details) - USD ($) $ in Thousands	1 Months Ended	3 Months Ended	9 Months Ended
	Jul. 31, 2018	Sep. 30, 2017	Sep. 30, 2018	Sep. 30, 2017
Basis of Presentation and Recent Developments [Abstract]
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Professional services contract	$ 67,000
Wastewater system description			<p class="MsoNormal" style="text-align: justify">USA-PA currently operates the City of Perth Amboy, New Jersey's water and wastewater systems under a 20-year agreement, which expires in December 2018.</p>

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A fee charged for services from professionals such as doctors, lawyers and accountants. The term is often expanded to include other professions, for example, pharmacists charging to maintain a medicinal profile of a client or customer.

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