GOODWILL AND OTHER INTANGIBLES

9 Months Ended

May 31, 2022

Goodwill and Intangible Assets Disclosure [Abstract]

NOTE 7. GOODWILL AND OTHER INTANGIBLES

Goodwill by reportable segment is detailed in the following table:



(in thousands)	North America		Europe		Consolidated
Goodwill, gross
Balance at September 1, 2021	$	71,941	$	4,390	$	76,331
Foreign currency translation	—		(451)		(451)
Acquisition	113,991		73,870		187,861
Balance at May 31, 2022	185,932		77,809		263,741

Accumulated impairment
Balance at September 1, 2021	(10,036)		(158)		(10,194)
Foreign currency translation	—		16		16
Balance at May 31, 2022	(10,036)		(142)		(10,178)

Goodwill, net
Balance at September 1, 2021	61,905		4,232		66,137
Foreign currency translation	—		(435)		(435)
Acquisition	113,991		73,870		187,861
Balance at May 31, 2022	$	175,896	$	77,667	$	253,563

Other intangible assets subject to amortization are detailed in the following table:


		May 31, 2022						August 31, 2021
(in thousands)	Weighted Average Useful Lives	Gross Carrying Amount		Accumulated Amortization		Net		Gross Carrying Amount		Accumulated Amortization		Net
Patents	5 to 7.5 years	$	7,203	$	4,352	$	2,851	$	7,203	$	3,621	$	3,582
Customer relationships	8 years	4,996		4,996		—		6,079		5,629		450
Perpetual lease rights	80 years	3,943		807		3,136		4,395		860		3,535
Non-compete agreements	5 to 7 years	3,050		1,046		2,004		3,050		778		2,272
Other	5 to 15 years	939		745		194		939		677		262
Due to acquisition of Tensar:
Developed technologies	1 to 11 years	147,900		1,902		145,998		—		—		—
Customer relationships	12 to 17 years	53,200		421		52,779		—		—		—
Trade names	8 to 9 years	2,406		28		2,378		—		—		—
Total		$	223,637	$	14,297	$	209,340	$	21,666	$	11,565	$	10,101

Intangible assets with indefinite lives resulting from the acquisition of Tensar include trade names and in-process research and development with gross carrying amounts of $54.7 million and $2.4 million, respectively, at May 31, 2022. The Company did not have any significant intangible assets with indefinite lives at August 31, 2021.

Estimated amounts of amortization expense for the next five fiscal years are as follows:


	(in thousands)
Remainder of 2022	$	5,868
2023	23,363
2024	22,109
2025	20,551
2026	19,363