GOODWILL AND OTHER INTANGIBLE ASSETS (Tables)

6 Months Ended

Jun. 30, 2024

GOODWILL AND OTHER INTANGIBLE ASSETS

Schedule of changes in the carrying amounts of goodwill by reportable segment

	Water		Water
	Services		Infrastructure		Total
	(in thousands)
Balance as of December 31, 2023	$	1,438	$	3,245	$	4,683
Additions		—		31,981		31,981
Balance as of June 30, 2024	$	1,438	$	35,226	$	36,664

Summary of components of other intangible assets

	As of June 30, 2024						As of December 31, 2023
	Gross		Accumulated		Net		Gross				Accumulated		Net
	Value		Amortization		Value		Value		Abandonment		Amortization		Value
	(in thousands)						(in thousands)
Definite-lived
Customer relationships	$	183,445	$	(68,654)	$	114,791	$	164,600	$	—	$	(61,216)	$	103,384
Patents and other intellectual property		12,772		(7,783)		4,989		12,772		—		(7,090)		5,682
Trademarks		—		—		—		14,360		(11,106)		(3,254)		—
Water rights and other		1,375		(1,352)		23		2,803		—		(2,711)		92
Total definite-lived		197,592		(77,789)		119,803		194,535		(11,106)		(74,271)		109,158
Indefinite-lived
Water rights		7,031		—		7,031		7,031		—		—		7,031
Total indefinite-lived		7,031		—		7,031		7,031		—		—		7,031
Total other intangible assets, net	$	204,623	$	(77,789)	$	126,834	$	201,566	$	(11,106)	$	(74,271)	$	116,189

Summary of future estimated amortization expense for other intangible assets

	Amount
	(in thousands)
Remainder of 2024	$	8,245
2025		16,397
2026		16,309
2027		15,808
2028		14,079
Thereafter		48,965
Total	$	119,803