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Schedule II - Valuation And Qualifying Accounts And Reserves

12 Months Ended

Dec. 31, 2018

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:
2018	$	695	$	23	$	—	$	—		$	718
2017	523		172		—		—			695
2016	649		—		—		(126		)	523
Deferred income tax valuation allowance:
2018	$	68,469	$	—	$	3,847	$	—		$	72,316
2017 (1)	17,922		—		50,547		—			68,469
2016	14,548		—		3,374		—			17,922

(1) Additions to deferred income tax valuation allowance in 2017 reflect the Pennsylvania state tax law change in October 2017 regarding the use of net operating losses.