Schedule II—Valuation and Qualifying Accounts

12 Months Ended

Dec. 31, 2020

SEC Schedule, 12-09, Valuation and Qualifying Accounts [Abstract]

Schedule II—Valuation and Qualifying Accounts

Schedule II—Valuation and Qualifying Accounts

Description	Balance at beginning of period		Charges to costs and expenses		Recoveries and write offs			Balance at end of period
	(In thousands)
Allowance for doubtful trade receivables
December 31, 2021	$	2,155	$	3,933	$	(841	)	$	5,247
December 31, 2020	$	2,214	$	1,876	$	(1,935	)	$	2,155
December 31, 2019	$	5,666	$	617	$	(4,069	)	$	2,214
Allowance for slow moving and excess inventory
December 31, 2021	$	82,149	$	61,905	$	(15,073	)	$	128,981
December 31, 2020	$	71,020	$	15,595	$	(4,466	)	$	82,149
December 31, 2019	$	108,567	$	1,032	$	(38,579	)	$	71,020