Schedule II - Consolidated Valuation and Qualifying Accounts

12 Months Ended

Dec. 31, 2021

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

Schedule II - Consolidated Valuation and Qualifying Accounts

SCHEDULE II - CONSOLIDATED VALUATION AND QUALIFYING ACCOUNTS

			Additions
Description (in thousands)	Balance at Beginning of Period		Charged to Costs and Expenses		Charged to Other Accounts		Deductions (1)		Balance at End of Period
Allowance for doubtful accounts receivable
2021	$	9,255	$	(190)	$	—	$	(2,154)	$	6,911
2020	6,338		4,163		—		(1,246)		9,255
2019	5,600		1,615		—		(877)		6,338

(1) Uncollectible accounts written off, net of recoveries and adjustments to estimates for the allowance for doubtful accounts receivable accounts.