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Valuation and Qualifying Accounts (Tables)
 12 Months Ended
Dec. 31, 2021
SEC Schedule, 12-09, Valuation and Qualifying Accounts [Abstract]  
Summary of Valuation Allowance The table below summarizes the activity in the Company’s allowance for losses for the years ended December 31 (in thousands).
 Balance at
Beginning
of Year		Additions
Charged to
Expense		Deductions
from the
Reserve		Balance at
End
of Year
2021$10,000 $2,800 $(6,300)$6,500 
2020$8,000 $16,000 $(14,000)$10,000 
2019$7,700 $14,000 $(13,700)$8,000