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Schedule II - Valuation and Qualifying Accounts
 12 Months Ended
Dec. 31, 2021
SEC Schedule, 12-09, Valuation and Qualifying Accounts [Abstract]  
Schedule II - Valuation and Qualifying Accounts
VALUATION AND QUALIFYING ACCOUNTS
(In thousands)
Description 
Balance at
beginning of
period
Additions
charged to cost
and expenses (1)

Deductions (2)
Balance at end
of period
Allowance for credit losses deducted from accounts receivable in the balance sheet2019$2,124 $1,378 $(1,424)$2,078 
2020$2,078 $2,825 $(3,202)$1,701 
2021$1,701 $2,111 $(1,986)$1,826 
(1) Adjustments to allowance for change in estimates.
(2) Uncollectible accounts written off, net of recoveries.

Description 
Balance at
beginning of
period
Additions
charged to cost
and expenses (1)

Deductions (2)
Balance at end
of period
Allowance for credit losses deducted from financing receivables in the balance sheet2019$2,567 $970 $(566)$2,971 
2020$2,971 $1,632 $(3,114)$1,489 
2021$1,489 $481 $(1,248)$722 
(1) Adjustments to allowance for change in estimates.
(2) Uncollectible accounts written off, net of recoveries.