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Note 2 - Reportable Segments (Tables)

3 Months Ended

Mar. 31, 2023

Notes Tables

Schedule of Segment Reporting Information, by Segment [Table Text Block]

		Three Months Ended March 31, 2023
(in thousands)		Land and Water Resources				Water Treatment				Total
Revenues		$	130			$	-			$	130
Total revenues			130				-				130
Costs and expenses:
General and administrative			3,789				164				3,953
Depreciation			278				51				329
Total costs and expenses			4,067				215				4,282
Operating loss		$	(3,937	)		$	(215	)		$	(4,152	)

Reconciliation of Assets from Segment to Consolidated [Table Text Block]

		March 31, 2023				December 31, 2022
Operating Segment:
Water and Land Resources		$	124,050		$	107,439
Water Treatment			3,497			3,348
		$	127,547		$	110,787

Schedule of Goodwill [Table Text Block]

		March 31, 2023				December 31, 2022
Operating Segment:
Water and Land Resources		$	3,813		$	3,813
Water Treatment			1,901			1,901
		$	5,714		$	5,714

Property, Plant and Equipment [Table Text Block]

		March 31, 2023
		Water and Land Resources				Water Treatment
Land and land improvements		$	32,038			$	-
Water programs			29,366				-
Pipeline			22,092				-
Buildings			1,715				-
Leasehold improvements, furniture and fixtures			1,606				3
Machinery and equipment			3,478				176
Construction in progress			3,195				-
			93,490				179
Less accumulated depreciation			(8,419	)			(51	)
		$	85,071			$	128

		December 31, 2022
		Water and Land Resources				Water Treatment
Land and land improvements		$	30,579			$	-
Water programs			29,210				-
Pipeline			22,091				-
Buildings			1,715				-
Leasehold improvements, furniture and fixtures			1,606				3
Machinery and equipment			3,229				166
Construction in progress			3,680				-
			92,110				169
Less accumulated depreciation			(8,141	)			-
		$	83,969			$	169

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