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Schedule II - Valuation And Qualifying Accounts And Reserves

12 Months Ended

Dec. 31, 2020

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

Schedule II - Valuation and Qualifying Accounts and Reserves



Schedule II - Valuation and Qualifying Accounts and Reserves						SEI Investments Company
(In thousands)						and Subsidiaries


Year Ended December 31,												Additions
Description						Balance at Beginning of Year						Charged to Costs and Expenses						Charged to Other Accounts						(Deductions)						Balance at End of Year
Allowance for doubtful accounts:
2020						$	1,201					$	—					$	—					$	(101)					$	1,100
2019						718						483						—						—						1,201
2018						695						23						—						—						718
Deferred income tax valuation allowance:
2020						$	70,731					$	—					$	—					$	(1,955)					$	68,776
2019						72,316						—						—						(1,585)						70,731
2018						68,469						—						3,847						—						72,316