Intangible Assets Including Goodwill (Tables)

9 Months Ended

Mar. 31, 2023

Finite-Lived Intangible Assets [Line Items]

Schedule of Goodwill [Table Text Block]

The changes in the carrying value of goodwill by segment are as follows:

	Utility and Power Infrastructure		Process and Industrial Facilities		Storage and Terminal Solutions		Total
	(In thousands)
Net balance at June 30, 2022	$	4,263	$	18,427	$	19,445	$	42,135
Goodwill impairment	—		(12,316)		—		(12,316)
Translation adjustment(1)	(36)		—		(71)		(107)
Net balance at March 31, 2023	$	4,227	$	6,111	$	19,374	$	29,712

(1)The translation adjustments relate to the periodic translation of Canadian Dollar and South Korean Won denominated goodwill recorded as a part of prior acquisitions in Canada and South Korea, in which the local currency was determined to be the functional currency.

Schedule Of Intangible Assets Excluding Goodwill Table [Text Block]

Information on the carrying value of other intangible assets is as follows:

		At March 31, 2023
	Useful Life	Gross Carrying Amount		Accumulated Amortization		Net Carrying Amount
	(Years)	(In thousands)
Intellectual property	10 to 15	$	2,483	$	(2,328)	$	155
Customer-based(1)	6 to 15	13,144		(9,800)		3,344
Total amortizing intangible assets		$	15,627	$	(12,128)	$	3,499

(1)Customer-based intangible assets have been adjusted in fiscal 2023 to remove $4.2 million of customer relationships that have been fully amortized.

		At June 30, 2022
	Useful Life	Gross Carrying Amount		Accumulated Amortization		Net Carrying Amount
	(Years)	(In thousands)
Intellectual property	10 to 15	$	2,558	$	(2,276)	$	282
Customer-based	6 to 15	17,331		(12,817)		4,514
Total amortizing intangible assets		$	19,889	$	(15,093)	$	4,796

Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block]

We estimate that the remaining amortization expense related to March 31, 2023 amortizing intangible assets will be as follows (in thousands):

Period ending:
Remainder of Fiscal 2023	$	432
Fiscal 2024	1,416
Fiscal 2025	1,096
Fiscal 2026	555
Total estimated remaining amortization expense at March 31, 2023	$	3,499