INTANGIBLE ASSETS (Tables)

12 Months Ended

Dec. 31, 2018

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of intangible assets that will continue to be amortized and those not amortized

As of December 31, 2018 and 2017, intangible assets that will continue to be amortized and those not amortized were:

	Weighted Average Amortization Period (years)	2018						2017
		Gross Carrying Value		Accumulated Amortization		Net Carrying Value		Gross Carrying Value		Accumulated Amortization		Net Carrying Value
Amortized intangible assets:
Water pumping rights	usage	$	1,084	$	112	$	972	$	1,084	$	108	$	976
Water planning studies	9	18,364		11,899		6,465		15,922		10,306		5,616
Leasehold improvements and other	17	1,519		882		637		1,426		804		622
Total		$	20,967	$	12,893	$	8,074	$	18,432	$	11,218	$	7,214
Unamortized intangible assets:
Perpetual water rights and other		$	3,776	$	—	$	3,776	$	3,780	$	—	$	3,780