Goodwill and Intangible Assets, Net

3 Months Ended

Jan. 31, 2022

Goodwill and Intangible Assets Disclosure [Abstract]

A summary of the change in the carrying amount of goodwill is as follows (in thousands):


	Goodwill Carrying Amount
Balance at October 31, 2021	$	1,527

Foreign currency translation adjustment	1
Balance at January 31, 2022	$	1,528

Goodwill is tested for impairment on an annual basis or when an event or changes in circumstances indicate that its carrying value may not be recoverable. There have been no impairment charges recorded against goodwill as of January 31, 2022.

Intangible assets consisted of the following (in thousands):


	January 31, 2022							October 31, 2021
	Gross Carrying Amount		Accumulated Amortization		Net Carrying Amount		Weighted Average Useful Life in Years	Gross Carrying Amount		Accumulated Amortization		Net Carrying Amount		Weighted Average Useful Life in Years
Trade names and trademarks	$	2,108	(717)		1,391		8	$	2,108	$	(663)	$	1,445	8
Customer relationships	4,037		(1,322)		2,715		9	4,037		(1,209)		2,828		9
Non-competition agreement	437		(36)		401		8	437		(22)		415		8
Acquired water and mineral rights	3,655		—		3,655		Indefinite	3,641		—		3,641		Indefinite
	$	10,237	$	(2,075)	$	8,162		$	10,223	$	(1,894)	$	8,329

Amortization expense totaled $181,000 and $263,000 for the three months ended January 31, 2022 and 2021, respectively. Estimated future amortization expense of intangible assets as of January 31, 2022 is as follows (in thousands):


2022 (excluding the three months ended January 31, 2022)	$	543
2023	724
2024	716
2025	711
2026	711
Thereafter	1,102
	$	4,507