XML 52 R33.htm IDEA: XBRL DOCUMENT

Valuation and Qualifying Accounts

12 Months Ended

Dec. 31, 2020

Valuation and Qualifying Accounts

TERADYNE, INC.

SCHEDULE II—VALUATION AND QUALIFYING ACCOUNTS


Column A		Column B				Column C				Column D				Column E				Column F
Description		Balance at Beginning of Period				Additions Charged to Cost and Expenses				Other				Deductions				Balance at End of Period
		(in thousands)
Valuation reserve deducted in the balance sheet from the asset to which it applies:
Accounts receivable:
2020 Allowance for doubtful account		$	1,736			$	356			$	32			$	90			$	2,034

2019 Allowance for doubtful account		$	1,673			$	87			$	28			$	52			$	1,736

2018 Allowance for doubtful account		$	2,219			$	—			$	20			$	566			$	1,673


Column A		Column B				Column C				Column D				Column E				Column F
Description		Balance at Beginning of Period				Additions Charged to Cost and Expenses				Other				Deductions				Balance at End of Period
		(in thousands)
Valuation reserve deducted in the balance sheet from the asset to which it applies:
Inventory:
2020 Inventory reserve		$	103,556			$	17,534			$	(521	)		$	9,982			$	110,587

2019 Inventory reserve		$	100,779			$	15,244			$	(85	)		$	12,382			$	103,556

2018 Inventory reserve		$	102,896			$	11,242			$	368			$	13,727			$	100,779


Column A		Column B				Column C				Column D				Column E				Column F
Description		Balance at Beginning of Period				Additions Charged to Cost and Expenses				Other				Deductions				Balance at End of Period
		(in thousands)
Valuation reserve deducted in the balance sheet from the asset to which it applies:
Deferred taxes:
2020 Valuation allowance		$	77,177			$	7,785			$	—			$	—			$	84,962

2019 Valuation allowance		$	69,852			$	7,325			$	—			$	—			$	77,177

2018 Valuation allowance		$	63,919			$	6,333			$	—			$	400			$	69,852