Schedule II - Valuation and Qualifying Accounts

12 Months Ended

Sep. 30, 2023

Notes to Financial Statements

SEC Schedule, 12-09, Schedule of Valuation and Qualifying Accounts Disclosure [Text Block]

Schedule II

Geospace Technologies Corporation and Subsidiaries

Valuation and Qualifying Accounts

(In thousands)

	Balance at Beginning of Period		Charged to Costs and Expenses, net of Recoveries			Charged to Other Assets		(Deductions) and Additions			Balance at End of Period
Year ended September 30, 2023
Allowance for doubtful accounts on trade accounts and notes receivable	$	591	$	(138	)	$	—	$	(328	)	$	125
Year ended September 30, 2022
Allowance for doubtful accounts on trade accounts and notes receivable	$	428	$	292		$	—	$	(129	)	$	591

	Balance at Beginning of Period		Charged to Costs and Expenses		Charged to Other Assets		(Deductions) and Additions			Balance at End of Period
Year ended September 30, 2023
Inventory obsolescence reserve	$	13,971	$	2,229	$	—	$	(2,139	)	$	14,061
Year ended September 30, 2022
Inventory obsolescence reserve	$	13,636	$	3,222	$	—	$	(2,887	)	$	13,971