Organization and Basis of Presentation (Details) $ in Thousands	3 Months Ended
	Mar. 31, 2020 USD ($) Segment	Mar. 31, 2019 USD ($)	Sep. 30, 2018 USD ($)	Dec. 31, 2019 USD ($)
Organization And Nature Of Business
Number of business segments | Segment	2
Water rights intangibles acquired in VIE	$ 494	$ 1,307
Total assets of VIE	2,433,124			$ 2,553,234
Total liabilities of VIE	1,793,530			$ 1,836,654
Variable Interest Entity, Primary Beneficiary [Member]
Organization And Nature Of Business
Equity ownership percentage acquired in VIE			50.00%
Payments to acquire interest in VIE			$ 3,200
Maximum capital contribution in VIE			7,000
Additional capital contribution paid to acquire interest in VIE	100
Total assets of VIE	17,700
Total liabilities of VIE	$ 100
Variable Interest Entity, Primary Beneficiary [Member] | Water rights
Organization And Nature Of Business
Water rights intangibles acquired in VIE			$ 700