$SEIC
SEI INVESTMENTS CO Stock $seic

$seic Overview Financials Valuation SEC Filings Company Website

2022 Q3 Form 10-Q Financial Statement

#000035089422000037 Filed on July 25, 2022

Income Statement

Concept	2022 Q3	2022 Q2	2022 Q1
Revenue	$471.3M	$481.7M	$581.4M
YoY Change	-2.88%	1.27%	27.6%
Cost Of Revenue	$73.95M	$77.56M	$78.30M
YoY Change	-4.08%	-5.15%	6.97%
Gross Profit	$140.6M	$139.7M	$238.8M
YoY Change	-13.48%	-11.8%	54.73%
Gross Profit Margin	29.83%	28.99%	41.07%
Selling, General & Admin	$327.4M	$263.5M	$263.4M
YoY Change	34.17%	12.25%	16.02%
% of Gross Profit	232.89%	188.64%	110.27%
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization	$18.94M	$24.79M	$24.99M
YoY Change	125.26%	194.33%	200.7%
% of Gross Profit	13.47%	17.75%	10.46%
Operating Expenses	$346.3M	$288.2M	$288.3M
YoY Change	29.66%	11.79%	15.52%
Operating Profit	$51.05M	$115.9M	$214.8M
YoY Change	-63.83%	-14.82%	61.7%
Interest Expense	$143.0K	$211.0K	$250.0K
YoY Change	41.58%	62.31%	103.25%
% of Operating Profit	0.28%	0.18%	0.12%
Other Income/Expense, Net
YoY Change
Pretax Income	$80.11M	$144.7M	$247.4M
YoY Change	-54.57%	-15.98%	47.82%
Income Tax	$18.45M	$33.42M	$57.06M
% Of Pretax Income	23.03%	23.1%	23.07%
Net Earnings	$61.66M	$111.3M	$190.3M
YoY Change	-55.33%	-16.82%	46.99%
Net Earnings / Revenue	13.08%	23.1%	32.73%
Basic Earnings Per Share	$0.46	$0.82	$1.38
Diluted Earnings Per Share	$0.45	$0.81	$1.36
COMMON SHARES
Basic Shares Outstanding	135.5M shares	137.3M shares	138.4M shares
Diluted Shares Outstanding	136.3M shares	137.8M shares	139.7M shares

Balance Sheet

Concept	2022 Q3	2022 Q2	2022 Q1
SHORT-TERM ASSETS
Cash & Short-Term Investments	$823.0M	$802.8M	$939.1M
YoY Change	-0.32%	-0.53%	15.14%
Cash & Equivalents	$791.4M	$771.7M	$907.8M
Short-Term Investments	$31.59M	$31.17M	$31.26M
Other Short-Term Assets	$54.93M	$50.52M	$46.12M
YoY Change	28.9%	32.4%	7.72%
Inventory
Prepaid Expenses
Receivables	$482.7M	$466.9M	$437.8M
Other Receivables	$0.00	$23.56M	$7.437M
Total Short-Term Assets	$1.452B	$1.376B	$1.481B
YoY Change	5.95%	4.89%	11.78%
LONG-TERM ASSETS
Property, Plant & Equipment	$182.5M	$178.9M	$180.5M
YoY Change	-0.7%	-2.77%	-2.06%
Goodwill	$117.5M	$117.4M	$117.4M
YoY Change	82.22%	82.05%	82.1%
Intangibles	$58.20M	$61.67M	$65.34M
YoY Change	81.92%	85.82%	90.03%
Long-Term Investments	$39.01M	$46.87M	$194.8M
YoY Change	-79.12%	-74.58%	12.39%
Other Assets	$32.51M	$30.89M	$27.57M
YoY Change	0.9%	-6.62%	-13.1%
Total Long-Term Assets	$843.2M	$859.4M	$891.6M
YoY Change	2.68%	3.75%	7.94%
TOTAL ASSETS
Total Short-Term Assets	$1.452B	$1.376B	$1.481B
Total Long-Term Assets	$843.2M	$859.4M	$891.6M
Total Assets	$2.295B	$2.235B	$2.373B
YoY Change	4.73%	4.45%	10.31%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$8.209M	$10.31M	$8.037M
YoY Change	-23.79%	10.91%	45.36%
Accrued Expenses	$295.0M	$218.8M	$250.5M
YoY Change	27.68%	3.19%	25.71%
Deferred Revenue	$13.03M	$13.51M	$15.42M
YoY Change	954.66%	955.47%	1055.21%
Short-Term Debt	$0.00	$0.00	$0.00
YoY Change
Long-Term Debt Due
YoY Change
Total Short-Term Liabilities	$327.4M	$253.6M	$285.1M
YoY Change	29.18%	8.87%	32.07%
LONG-TERM LIABILITIES
Long-Term Debt	$0.00	$0.00	$30.00M
YoY Change
Other Long-Term Liabilities	$14.99M	$13.97M	$22.02M
YoY Change	-32.36%	-33.61%	4.36%
Total Long-Term Liabilities	$14.99M	$13.97M	$22.02M
YoY Change	-32.36%	-33.61%	4.36%
TOTAL LIABILITIES
Total Short-Term Liabilities	$327.4M	$253.6M	$285.1M
Total Long-Term Liabilities	$14.99M	$13.97M	$22.02M
Total Liabilities	$365.1M	$312.8M	$399.5M
YoY Change	3.22%	-6.36%	24.16%
SHAREHOLDERS EQUITY
Retained Earnings	$711.3M	$693.5M	$733.6M
YoY Change	13.06%	15.74%	15.59%
Common Stock	$1.287B	$1.274B	$1.268B
YoY Change	4.64%	4.38%	4.78%
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity	$1.930B	$1.922B	$1.973B
YoY Change
Total Liabilities & Shareholders Equity	$2.295B	$2.235B	$2.373B
YoY Change	4.73%	4.45%	10.31%

Cashflow Statement

Concept	2022 Q3	2022 Q2	2022 Q1
OPERATING ACTIVITIES
Net Income	$61.66M	$111.3M	$190.3M
YoY Change	-55.33%	-16.82%	46.99%
Depreciation, Depletion And Amortization	$18.94M	$24.79M	$24.99M
YoY Change	125.26%	194.33%	200.7%
Cash From Operating Activities	$97.90M	$70.19M	$260.4M
YoY Change	-38.38%	-62.74%	90.69%
INVESTING ACTIVITIES
Capital Expenditures	-$23.52M	-$17.76M	$9.283M
YoY Change	64.84%	3.61%	120.08%
Acquisitions
YoY Change
Other Investing Activities	$5.690M	$7.002M	$2.000M
YoY Change	-133.1%	-184.9%	-81.82%
Cash From Investing Activities	-$17.83M	-$10.76M	-$31.76M
YoY Change	-43.33%	-57.63%	3.6%
FINANCING ACTIVITIES
Cash Dividend Paid			$55.50M
YoY Change			4.47%
Common Stock Issuance & Retirement, Net			$80.28M
YoY Change			44.18%
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	-49.17M	-185.5M	-$146.7M
YoY Change	-55.08%	10.14%	33.91%
NET CHANGE
Cash From Operating Activities	97.90M	70.19M	$260.4M
Cash From Investing Activities	-17.83M	-10.76M	-$31.76M
Cash From Financing Activities	-49.17M	-185.5M	-$146.7M
Net Change In Cash	30.91M	-126.1M	$76.42M
YoY Change	71.98%	2223.79%	-3838.94%
FREE CASH FLOW
Cash From Operating Activities	$97.90M	$70.19M	$260.4M
Capital Expenditures	-$23.52M	-$17.76M	$9.283M
Free Cash Flow	$121.4M	$87.95M	$251.1M
YoY Change	-29.88%	-57.21%	89.75%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
	dei	Entity Central Index Key EntityCentralIndexKey	0000350894
	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2022
	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	Q2
	dei	Amendment Flag AmendmentFlag	false
	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
	dei	Document Type DocumentType	10-Q
	dei	Document Quarterly Report DocumentQuarterlyReport	true
	dei	Document Period End Date DocumentPeriodEndDate	2022-06-30
	dei	Entity Address City Or Town EntityAddressCityOrTown	Oaks
	dei	Entity Address State Or Province EntityAddressStateOrProvince	PA
	dei	Document Transition Report DocumentTransitionReport	false
	dei	Entity File Number EntityFileNumber	0-10200
	dei	Entity Registrant Name EntityRegistrantName	SEI INVESTMENTS COMPANY
	dei	Entity Incorporation State Country Code EntityIncorporationStateCountryCode	PA
	dei	Entity Tax Identification Number EntityTaxIdentificationNumber	23-1707341
	dei	Entity Address Address Line1 EntityAddressAddressLine1	1 Freedom Valley Drive
	dei	Entity Address Postal Zip Code EntityAddressPostalZipCode	19456
	dei	City Area Code CityAreaCode	610
	dei	Local Phone Number LocalPhoneNumber	676-1000
	dei	Security12b Title Security12bTitle	Common Stock, par value $0.01 per share
	dei	Trading Symbol TradingSymbol	SEIC
	dei	Security Exchange Name SecurityExchangeName	NASDAQ
	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
	dei	Entity Interactive Data Current EntityInteractiveDataCurrent	Yes
	dei	Entity Filer Category EntityFilerCategory	Large Accelerated Filer
	dei	Entity Small Business EntitySmallBusiness	false
	dei	Entity Emerging Growth Company EntityEmergingGrowthCompany	false
	dei	Entity Shell Company EntityShellCompany	false
CY2022Q3	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	135489033	shares
CY2022Q2	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	771673000	usd
CY2021Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	831407000	usd
CY2022Q2	us-gaap	Restricted Cash And Cash Equivalents At Carrying Value RestrictedCashAndCashEquivalentsAtCarryingValue	351000	usd
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CY2022Q2	us-gaap	Financial Instruments Owned Us Government And Agency Obligations At Fair Value FinancialInstrumentsOwnedUSGovernmentAndAgencyObligationsAtFairValue	31171000	usd
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	us-gaap	Costs And Expenses CostsAndExpenses	732454000	usd
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CY2021Q2	us-gaap	Investment Income Interest And Dividend InvestmentIncomeInterestAndDividend	878000	usd
	us-gaap	Investment Income Interest And Dividend InvestmentIncomeInterestAndDividend	1823000	usd
CY2022Q2	us-gaap	Interest Expense InterestExpense	211000	usd
CY2021Q2	us-gaap	Interest Expense InterestExpense	130000	usd
	us-gaap	Interest Expense InterestExpense	461000	usd
	us-gaap	Interest Expense InterestExpense	253000	usd
CY2022Q2	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	29813000	usd
CY2021Q2	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	35065000	usd
	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	62272000	usd
	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	68415000	usd
CY2022Q2	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	144695000	usd
CY2021Q2	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	172211000	usd
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	392062000	usd
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	339552000	usd
CY2022Q2	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	33419000	usd
CY2021Q2	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	38433000	usd
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	90478000	usd
	us-gaap	Net Income Loss NetIncomeLoss	301584000	usd
	us-gaap	Net Income Loss NetIncomeLoss	263248000	usd
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	76304000	usd
CY2022Q2	us-gaap	Net Income Loss NetIncomeLoss	111276000	usd
CY2021Q2	us-gaap	Net Income Loss NetIncomeLoss	133778000	usd
CY2022Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.82
CY2021Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.94
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	2.20
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.85
CY2022Q2	us-gaap	Weighted Average Number Of Shares Issued Basic WeightedAverageNumberOfSharesIssuedBasic	136435000	shares
CY2021Q2	us-gaap	Weighted Average Number Of Shares Issued Basic WeightedAverageNumberOfSharesIssuedBasic	142074000	shares
	us-gaap	Weighted Average Number Of Shares Issued Basic WeightedAverageNumberOfSharesIssuedBasic	137185000	shares
	us-gaap	Weighted Average Number Of Shares Issued Basic WeightedAverageNumberOfSharesIssuedBasic	142638000	shares
CY2022Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.81
CY2021Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.93
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	2.17
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.82
CY2022Q2	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	137817000	shares
CY2021Q2	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	144212000	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	138764000	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	144759000	shares
CY2022Q2	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.40
CY2021Q2	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.37
	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.40
	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.37
CY2022Q2	us-gaap	Net Income Loss NetIncomeLoss	111276000	usd
CY2021Q2	us-gaap	Net Income Loss NetIncomeLoss	133778000	usd
	us-gaap	Net Income Loss NetIncomeLoss	301584000	usd
	us-gaap	Net Income Loss NetIncomeLoss	263248000	usd
CY2022Q2	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent	-14623000	usd
CY2021Q2	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent	994000	usd
	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent	-19181000	usd
	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent	2679000	usd
CY2022Q2	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	923000	usd
CY2021Q2	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	85000	usd
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	2109000	usd
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	245000	usd
CY2022Q2	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	-3088000	usd
CY2021Q2	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	-292000	usd
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	-7057000	usd
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	-835000	usd
CY2022Q2	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax	39000	usd
CY2021Q2	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax	49000	usd
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax	96000	usd
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax	123000	usd
CY2022Q2	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax	-129000	usd
CY2021Q2	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax	-179000	usd
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax	-318000	usd
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax	-432000	usd
CY2022Q2	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-17582000	usd
CY2021Q2	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	881000	usd
	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-25920000	usd
	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	2276000	usd
CY2022Q2	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	93694000	usd
CY2021Q2	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	134659000	usd
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	275664000	usd
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	265524000	usd
CY2022Q1	us-gaap	Stockholders Equity StockholdersEquity	1973083000	usd
CY2022Q2	us-gaap	Net Income Loss NetIncomeLoss	111276000	usd
CY2022Q2	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-17582000	usd
CY2022Q2	us-gaap	Stock Repurchased And Retired During Period Value StockRepurchasedAndRetiredDuringPeriodValue	109293000	usd
CY2022Q2	us-gaap	Stock Issued During Period Value Employee Stock Purchase Plan StockIssuedDuringPeriodValueEmployeeStockPurchasePlan	1090000	usd
CY2022Q2	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	7885000	usd
CY2022Q2	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	10007000	usd
CY2022Q2	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.40
CY2022Q2	us-gaap	Dividends Common Stock DividendsCommonStock	54378000	usd
CY2022Q2	us-gaap	Stockholders Equity StockholdersEquity	1922088000	usd
CY2021Q1	us-gaap	Stockholders Equity StockholdersEquity	1829108000	usd
CY2021Q2	us-gaap	Net Income Loss NetIncomeLoss	133778000	usd
CY2021Q2	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	881000	usd
CY2021Q2	us-gaap	Stock Repurchased And Retired During Period Value StockRepurchasedAndRetiredDuringPeriodValue	129219000	usd
CY2021Q2	us-gaap	Stock Issued During Period Value Employee Stock Purchase Plan StockIssuedDuringPeriodValueEmployeeStockPurchasePlan	966000	usd
CY2021Q2	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	12378000	usd
CY2021Q2	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	10103000	usd
CY2021Q2	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.37
CY2021Q2	us-gaap	Dividends Common Stock DividendsCommonStock	52389000	usd
CY2021Q2	us-gaap	Stockholders Equity StockholdersEquity	1805606000	usd
CY2021Q4	us-gaap	Stockholders Equity StockholdersEquity	1860763000	usd
	us-gaap	Net Income Loss NetIncomeLoss	301584000	usd
	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-25920000	usd
	us-gaap	Stock Repurchased And Retired During Period Value StockRepurchasedAndRetiredDuringPeriodValue	209383000	usd
	us-gaap	Stock Issued During Period Value Employee Stock Purchase Plan StockIssuedDuringPeriodValueEmployeeStockPurchasePlan	2258000	usd
	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	26591000	usd
	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	20573000	usd
	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.40
	us-gaap	Dividends Common Stock DividendsCommonStock	54378000	usd
CY2022Q2	us-gaap	Stockholders Equity StockholdersEquity	1922088000	usd
CY2020Q4	us-gaap	Stockholders Equity StockholdersEquity	1739907000	usd
	us-gaap	Net Income Loss NetIncomeLoss	263248000	usd
	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	2276000	usd
	us-gaap	Stock Repurchased And Retired During Period Value StockRepurchasedAndRetiredDuringPeriodValue	196158000	usd
	us-gaap	Stock Issued During Period Value Employee Stock Purchase Plan StockIssuedDuringPeriodValueEmployeeStockPurchasePlan	2105000	usd
	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	26762000	usd
	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	19855000	usd
	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.37
	us-gaap	Dividends Common Stock DividendsCommonStock	52389000	usd
CY2021Q2	us-gaap	Stockholders Equity StockholdersEquity	1805606000	usd
	us-gaap	Net Income Loss NetIncomeLoss	301584000	usd
	us-gaap	Net Income Loss NetIncomeLoss	263248000	usd
	us-gaap	Adjustments To Reconcile Net Income Loss To Cash Provided By Used In Operating Activities AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivities	29031000	usd
	us-gaap	Adjustments To Reconcile Net Income Loss To Cash Provided By Used In Operating Activities AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivities	61749000	usd
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	330615000	usd
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	324997000	usd
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	19821000	usd
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	15469000	usd
	us-gaap	Payments For Software PaymentsForSoftware	13809000	usd
	us-gaap	Payments For Software PaymentsForSoftware	12271000	usd
	us-gaap	Payments To Acquire Marketable Securities PaymentsToAcquireMarketableSecurities	96642000	usd
	us-gaap	Payments To Acquire Marketable Securities PaymentsToAcquireMarketableSecurities	81541000	usd
	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	90553000	usd
	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	64194000	usd
	us-gaap	Proceeds From Sale And Maturity Of Marketable Securities ProceedsFromSaleAndMaturityOfMarketableSecurities	106000	usd
	us-gaap	Proceeds From Sale And Maturity Of Marketable Securities ProceedsFromSaleAndMaturityOfMarketableSecurities	0	usd
	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	2903000	usd
	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	11000000	usd
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-42516000	usd
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-56087000	usd
	us-gaap	Repayments Of Long Term Lines Of Credit RepaymentsOfLongTermLinesOfCredit	40000000	usd
	us-gaap	Repayments Of Long Term Lines Of Credit RepaymentsOfLongTermLinesOfCredit	0	usd
	us-gaap	Payment For Contingent Consideration Liability Financing Activities PaymentForContingentConsiderationLiabilityFinancingActivities	868000	usd
	us-gaap	Payment For Contingent Consideration Liability Financing Activities PaymentForContingentConsiderationLiabilityFinancingActivities	3965000	usd
	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	210324000	usd
	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	197322000	usd
	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	28849000	usd
	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	28867000	usd
	us-gaap	Payments Of Dividends PaymentsOfDividends	109830000	usd
	us-gaap	Payments Of Dividends PaymentsOfDividends	105516000	usd
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-332173000	usd
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-277936000	usd
	us-gaap	Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	-15660000	usd
	us-gaap	Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	2578000	usd
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-59734000	usd
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-6448000	usd
CY2021Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	831758000	usd
CY2020Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	787727000	usd
CY2022Q2	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	772024000	usd
CY2021Q2	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	781279000	usd
	us-gaap	Capitalized Computer Software Additions CapitalizedComputerSoftwareAdditions	13809000	usd
	us-gaap	Capitalized Computer Software Additions CapitalizedComputerSoftwareAdditions	12271000	usd
CY2022Q2	us-gaap	Net Income Loss NetIncomeLoss	111276000	usd
CY2021Q2	us-gaap	Net Income Loss NetIncomeLoss	133778000	usd
	us-gaap	Net Income Loss NetIncomeLoss	301584000	usd
	us-gaap	Net Income Loss NetIncomeLoss	263248000	usd
CY2022Q2	us-gaap	Weighted Average Number Of Shares Issued Basic WeightedAverageNumberOfSharesIssuedBasic	136435000	shares
CY2021Q2	us-gaap	Weighted Average Number Of Shares Issued Basic WeightedAverageNumberOfSharesIssuedBasic	142074000	shares
	us-gaap	Weighted Average Number Of Shares Issued Basic WeightedAverageNumberOfSharesIssuedBasic	137185000	shares
	us-gaap	Weighted Average Number Of Shares Issued Basic WeightedAverageNumberOfSharesIssuedBasic	142638000	shares
CY2022Q2	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	1382000	shares
CY2021Q2	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	2138000	shares
	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	1579000	shares
	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	2121000	shares
CY2022Q2	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	137817000	shares
CY2021Q2	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	144212000	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	138764000	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	144759000	shares
CY2022Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.82
CY2021Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.94
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	2.20
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.85
CY2022Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.81
CY2021Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.93
	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	1521000	usd
	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	-929000	usd
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	2.17
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.82
CY2022Q2	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	12064000	shares
CY2021Q2	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	11530000	shares
CY2022Q2	us-gaap	Antidilutive Securities Excluded From Computation Of Net Income Per Outstanding Unit Amount AntidilutiveSecuritiesExcludedFromComputationOfNetIncomePerOutstandingUnitAmount	60.27
CY2021Q2	us-gaap	Antidilutive Securities Excluded From Computation Of Net Income Per Outstanding Unit Amount AntidilutiveSecuritiesExcludedFromComputationOfNetIncomePerOutstandingUnitAmount	57.77
	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	12141000	shares
	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	11623000	shares
	us-gaap	Antidilutive Securities Excluded From Computation Of Net Income Per Outstanding Unit Amount AntidilutiveSecuritiesExcludedFromComputationOfNetIncomePerOutstandingUnitAmount	60.28
	us-gaap	Antidilutive Securities Excluded From Computation Of Net Income Per Outstanding Unit Amount AntidilutiveSecuritiesExcludedFromComputationOfNetIncomePerOutstandingUnitAmount	57.77
	us-gaap	Net Income Loss NetIncomeLoss	301584000	usd
	us-gaap	Net Income Loss NetIncomeLoss	263248000	usd
	us-gaap	Depreciation Nonproduction DepreciationNonproduction	16384000	usd
	us-gaap	Depreciation Nonproduction DepreciationNonproduction	16733000	usd
	us-gaap	Adjustment For Amortization AdjustmentForAmortization	33395000	usd
	us-gaap	Adjustment For Amortization AdjustmentForAmortization	29075000	usd
	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	62272000	usd
	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	68415000	usd
	us-gaap	Equity Method Investment Dividends Or Distributions EquityMethodInvestmentDividendsOrDistributions	69824000	usd
	us-gaap	Equity Method Investment Dividends Or Distributions EquityMethodInvestmentDividendsOrDistributions	68064000	usd
	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	20573000	usd
	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	19855000	usd
	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	350000	usd
	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	2088000	usd
	us-gaap	Increase Decrease In Deferred Income Taxes IncreaseDecreaseInDeferredIncomeTaxes	23506000	usd
	us-gaap	Increase Decrease In Deferred Income Taxes IncreaseDecreaseInDeferredIncomeTaxes	6869000	usd
	us-gaap	Gain Loss On Investments GainLossOnInvestments	-3109000	usd
	us-gaap	Gain Loss On Investments GainLossOnInvestments	709000	usd
	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	1998000	usd
	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	987000	usd
	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	3111000	usd
	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	976000	usd
	seic	Capitalized Contract Costs Net Of Amortization CapitalizedContractCostsNetOfAmortization	-883000	usd
	seic	Capitalized Contract Costs Net Of Amortization CapitalizedContractCostsNetOfAmortization	-429000	usd
	us-gaap	Increase Decrease Due From Affiliates IncreaseDecreaseDueFromAffiliates	-51364000	usd
	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	-7000	usd
	us-gaap	Increase Decrease In Other Receivables IncreaseDecreaseInOtherReceivables	-4125000	usd
	us-gaap	Increase Decrease In Other Receivables IncreaseDecreaseInOtherReceivables	906000	usd
	us-gaap	Increase Decrease In Receivables IncreaseDecreaseInReceivables	25523000	usd
	us-gaap	Increase Decrease In Receivables IncreaseDecreaseInReceivables	26437000	usd
	us-gaap	Increase Decrease In Other Current Assets IncreaseDecreaseInOtherCurrentAssets	7014000	usd
	us-gaap	Increase Decrease In Other Current Assets IncreaseDecreaseInOtherCurrentAssets	-538000	usd
	us-gaap	Increase Decrease Due From Affiliates IncreaseDecreaseDueFromAffiliates	-53500000	usd
	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	1525000	usd
	us-gaap	Increase Decrease In Accrued Liabilities IncreaseDecreaseInAccruedLiabilities	-55734000	usd
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	us-gaap	Increase Decrease In Contract With Customer Liability IncreaseDecreaseInContractWithCustomerLiability	195000	usd
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	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	330615000	usd
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	324997000	usd
CY2022Q2	us-gaap	Equity Method Investment Ownership Percentage EquityMethodInvestmentOwnershipPercentage	0.386
CY2022Q2	us-gaap	Equity Method Investments EquityMethodInvestments	46865000	usd
	us-gaap	Equity Method Investment Dividends Or Distributions EquityMethodInvestmentDividendsOrDistributions	69824000	usd
	us-gaap	Equity Method Investment Dividends Or Distributions EquityMethodInvestmentDividendsOrDistributions	68064000	usd
CY2022Q2	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	29813000	usd
CY2021Q2	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	35065000	usd
	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	62272000	usd
	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	68415000	usd
CY2022Q2	us-gaap	Equity Method Investment Ownership Percentage EquityMethodInvestmentOwnershipPercentage	0.386
CY2022Q1	us-gaap	Equity Method Investment Ownership Percentage EquityMethodInvestmentOwnershipPercentage	0.387
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CY2021Q4	us-gaap	Other Receivables Gross Current OtherReceivablesGrossCurrent	16747000	usd
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CY2022Q2	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	1952000	usd
CY2021Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	1602000	usd
CY2022Q2	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	466902000	usd
	seic	Capitalized Contract Cost Amount Capitalized During Period CapitalizedContractCostAmountCapitalizedDuringPeriod	4046000	usd
CY2021Q4	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	441609000	usd
CY2022Q2	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	602994000	usd
CY2021Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	588117000	usd
CY2022Q2	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	424048000	usd
CY2021Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	409248000	usd
CY2022Q2	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	178946000	usd
CY2021Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	178869000	usd
	us-gaap	Depreciation Nonproduction DepreciationNonproduction	16384000	usd
	us-gaap	Depreciation Nonproduction DepreciationNonproduction	16733000	usd
CY2022Q2	us-gaap	Capitalized Contract Cost Net CapitalizedContractCostNet	35353000	usd
CY2021Q4	us-gaap	Capitalized Contract Cost Net CapitalizedContractCostNet	36236000	usd
CY2022Q2	seic	Capitalized Contract Cost Amount Capitalized During Period CapitalizedContractCostAmountCapitalizedDuringPeriod	1543000	usd
CY2021Q2	seic	Capitalized Contract Cost Amount Capitalized During Period CapitalizedContractCostAmountCapitalizedDuringPeriod	1674000	usd
	seic	Capitalized Contract Cost Amount Capitalized During Period CapitalizedContractCostAmountCapitalizedDuringPeriod	5062000	usd
	us-gaap	Capitalized Contract Cost Amortization CapitalizedContractCostAmortization	5945000	usd
	us-gaap	Capitalized Contract Cost Amortization CapitalizedContractCostAmortization	4475000	usd
	seic	Capitalized Contract Cost Accelerated Amortization CapitalizedContractCostAcceleratedAmortization	1784000	usd
	us-gaap	Capitalized Contract Cost Impairment Loss CapitalizedContractCostImpairmentLoss	0	usd
CY2022Q2	us-gaap	Accrued Salaries Current AccruedSalariesCurrent	52418000	usd
CY2021Q4	us-gaap	Accrued Salaries Current AccruedSalariesCurrent	107933000	usd
CY2022Q2	us-gaap	Accrued Employee Benefits Current AccruedEmployeeBenefitsCurrent	9749000	usd
CY2021Q4	us-gaap	Accrued Employee Benefits Current AccruedEmployeeBenefitsCurrent	13951000	usd
CY2022Q2	us-gaap	Accrued Professional Fees Current AccruedProfessionalFeesCurrent	47067000	usd
CY2021Q4	us-gaap	Accrued Professional Fees Current AccruedProfessionalFeesCurrent	36411000	usd
CY2022Q2	seic	Accrued Sub Advisory Distribution And Other Asset Management Fees Current AccruedSubAdvisoryDistributionAndOtherAssetManagementFeesCurrent	58400000	usd
CY2021Q4	seic	Accrued Sub Advisory Distribution And Other Asset Management Fees Current AccruedSubAdvisoryDistributionAndOtherAssetManagementFeesCurrent	58661000	usd
CY2022Q2	us-gaap	Dividends Payable Current DividendsPayableCurrent	0	usd
CY2021Q4	us-gaap	Dividends Payable Current DividendsPayableCurrent	55452000	usd
CY2022Q2	us-gaap	Other Accrued Liabilities Current OtherAccruedLiabilitiesCurrent	51118000	usd
	us-gaap	Debt Securities Available For Sale Realized Gain Loss DebtSecuritiesAvailableForSaleRealizedGainLoss	0	usd
CY2021Q4	us-gaap	Other Accrued Liabilities Current OtherAccruedLiabilitiesCurrent	51974000	usd
CY2022Q2	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	218752000	usd
CY2021Q4	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	324382000	usd
CY2022Q2	us-gaap	Financial Instruments Owned Us Government And Agency Obligations At Fair Value FinancialInstrumentsOwnedUSGovernmentAndAgencyObligationsAtFairValue	31171000	usd
CY2022Q2	us-gaap	Assets Fair Value Disclosure AssetsFairValueDisclosure	158853000	usd
CY2021Q4	us-gaap	Financial Instruments Owned Us Government And Agency Obligations At Fair Value FinancialInstrumentsOwnedUSGovernmentAndAgencyObligationsAtFairValue	28267000	usd
CY2021Q4	us-gaap	Assets Fair Value Disclosure AssetsFairValueDisclosure	164724000	usd
CY2022Q2	us-gaap	Cash And Cash Equivalents Fair Value Disclosure CashAndCashEquivalentsFairValueDisclosure	458521000	usd
CY2021Q4	us-gaap	Cash And Cash Equivalents Fair Value Disclosure CashAndCashEquivalentsFairValueDisclosure	422838000	usd
CY2022Q2	seic	Debt Securities Available For Sale And Equity Securities Fvni Cost DebtSecuritiesAvailableForSaleAndEquitySecuritiesFVNICost	130843000	usd
CY2022Q2	seic	Debt Securities Available For Sale And Equity Securities Fvni Accumulated Gross Unrealized Gain Before Tax DebtSecuritiesAvailableForSaleAndEquitySecuritiesFVNIAccumulatedGrossUnrealizedGainBeforeTax	0	usd
CY2022Q2	seic	Debt Securities Available For Sale And Equity Securities Fvni Accumulated Gross Unrealized Loss Before Tax DebtSecuritiesAvailableForSaleAndEquitySecuritiesFVNIAccumulatedGrossUnrealizedLossBeforeTax	9161000	usd
CY2022Q2	seic	Debt Securities Available For Sale And Equity Securities Fvni DebtSecuritiesAvailableForSaleAndEquitySecuritiesFVNI	121682000	usd
CY2021Q4	seic	Debt Securities Available For Sale And Equity Securities Fvni Cost DebtSecuritiesAvailableForSaleAndEquitySecuritiesFVNICost	128898000	usd
CY2021Q4	seic	Debt Securities Available For Sale And Equity Securities Fvni Accumulated Gross Unrealized Gain Before Tax DebtSecuritiesAvailableForSaleAndEquitySecuritiesFVNIAccumulatedGrossUnrealizedGainBeforeTax	723000	usd
CY2021Q4	seic	Debt Securities Available For Sale And Equity Securities Fvni Accumulated Gross Unrealized Loss Before Tax DebtSecuritiesAvailableForSaleAndEquitySecuritiesFVNIAccumulatedGrossUnrealizedLossBeforeTax	80000	usd
CY2021Q4	seic	Debt Securities Available For Sale And Equity Securities Fvni DebtSecuritiesAvailableForSaleAndEquitySecuritiesFVNI	129541000	usd
CY2022Q2	us-gaap	Accumulated Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax AccumulatedOtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	-6801000	usd
CY2022Q2	seic	Accumulated Other Comprehensive Income Loss Debt Securities Available For Sale Securities Adjustment Tax AccumulatedOtherComprehensiveIncomeLossDebtSecuritiesAvailableForSaleSecuritiesAdjustmentTax	-2031000	usd
CY2021Q4	us-gaap	Accumulated Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax AccumulatedOtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	-62000	usd
CY2021Q4	seic	Accumulated Other Comprehensive Income Loss Debt Securities Available For Sale Securities Adjustment Tax AccumulatedOtherComprehensiveIncomeLossDebtSecuritiesAvailableForSaleSecuritiesAdjustmentTax	-18000	usd
	us-gaap	Debt Securities Available For Sale Realized Gain Loss DebtSecuritiesAvailableForSaleRealizedGainLoss	0	usd
	us-gaap	Equity Securities Fv Ni Realized Gain EquitySecuritiesFvNiRealizedGain	7000	usd
	us-gaap	Equity Securities Fv Ni Realized Loss EquitySecuritiesFvNiRealizedLoss	658000	usd
	us-gaap	Equity Securities Fv Ni Realized Gain EquitySecuritiesFvNiRealizedGain	613000	usd
	us-gaap	Equity Securities Fv Ni Realized Loss EquitySecuritiesFvNiRealizedLoss	59000	usd
CY2022Q2	us-gaap	Financial Instruments Owned Us Government And Agency Obligations At Fair Value FinancialInstrumentsOwnedUSGovernmentAndAgencyObligationsAtFairValue	31171000	usd
CY2021Q4	us-gaap	Financial Instruments Owned Us Government And Agency Obligations At Fair Value FinancialInstrumentsOwnedUSGovernmentAndAgencyObligationsAtFairValue	28267000	usd
CY2022Q2	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	10007000	usd
CY2021Q2	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	10103000	usd
	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	20573000	usd
CY2022Q2	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber	7911000	shares
	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	19855000	usd
CY2022Q2	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	1839000	usd
CY2021Q2	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	1904000	usd
	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	3934000	usd
	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	3758000	usd
CY2022Q2	us-gaap	Allocated Share Based Compensation Expense Net Of Tax AllocatedShareBasedCompensationExpenseNetOfTax	8168000	usd
CY2021Q2	us-gaap	Allocated Share Based Compensation Expense Net Of Tax AllocatedShareBasedCompensationExpenseNetOfTax	8199000	usd
	us-gaap	Allocated Share Based Compensation Expense Net Of Tax AllocatedShareBasedCompensationExpenseNetOfTax	16639000	usd
	us-gaap	Allocated Share Based Compensation Expense Net Of Tax AllocatedShareBasedCompensationExpenseNetOfTax	16097000	usd
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Plan Modification Incremental Compensation Cost ShareBasedCompensationArrangementByShareBasedPaymentAwardPlanModificationIncrementalCompensationCost	663000	usd
CY2022Q2	us-gaap	Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized	82733000	usd
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	12806000	usd
CY2022Q2	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Intrinsic Value1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1	61515000	usd
CY2022Q2	us-gaap	Share Price SharePrice	54.02
CY2022Q2	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice	49.40
CY2022Q2	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	18072000	shares
CY2022Q2	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.40
	us-gaap	Dividends Common Stock DividendsCommonStock	54378000	usd
	us-gaap	Dividends Common Stock DividendsCommonStock	52389000	usd
	us-gaap	Oci Before Reclassifications Net Of Tax Attributable To Parent OciBeforeReclassificationsNetOfTaxAttributableToParent	-26238000	usd
	us-gaap	Reclassification From Aoci Current Period Net Of Tax Attributable To Parent ReclassificationFromAociCurrentPeriodNetOfTaxAttributableToParent	-318000	usd
	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-25920000	usd
CY2022Q2	us-gaap	Revenues Revenues	481670000	usd
CY2022Q2	us-gaap	Operating Costs And Expenses OperatingCostsAndExpenses	342011000	usd
CY2022Q2	us-gaap	Gross Profit GrossProfit	139659000	usd
CY2021Q2	us-gaap	Revenues Revenues	475651000	usd
CY2021Q2	us-gaap	Operating Costs And Expenses OperatingCostsAndExpenses	317308000	usd
CY2021Q2	us-gaap	Gross Profit GrossProfit	158343000	usd
CY2022Q2	us-gaap	Gross Profit GrossProfit	139659000	usd
CY2021Q2	us-gaap	Gross Profit GrossProfit	158343000	usd
CY2022Q2	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	23799000	usd
CY2021Q2	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	22322000	usd
CY2022Q2	us-gaap	Operating Income Loss OperatingIncomeLoss	115860000	usd
CY2021Q2	us-gaap	Operating Income Loss OperatingIncomeLoss	136021000	usd
CY2022Q2	us-gaap	Capital Expenditures Incurred But Not Yet Paid CapitalExpendituresIncurredButNotYetPaid	17758000	usd
CY2021Q2	us-gaap	Capital Expenditures Incurred But Not Yet Paid CapitalExpendituresIncurredButNotYetPaid	17162000	usd
CY2022Q2	us-gaap	Depreciation Nonproduction DepreciationNonproduction	8286000	usd
CY2021Q2	us-gaap	Depreciation Nonproduction DepreciationNonproduction	8424000	usd
CY2022Q2	us-gaap	Adjustment For Amortization AdjustmentForAmortization	16508000	usd
CY2021Q2	us-gaap	Adjustment For Amortization AdjustmentForAmortization	14723000	usd
	us-gaap	Revenues Revenues	1063113000	usd
	us-gaap	Operating Costs And Expenses OperatingCostsAndExpenses	684631000	usd
	us-gaap	Gross Profit GrossProfit	378482000	usd
	us-gaap	Revenues Revenues	931337000	usd
	us-gaap	Operating Costs And Expenses OperatingCostsAndExpenses	618641000	usd
	us-gaap	Gross Profit GrossProfit	312696000	usd
	us-gaap	Operating Income Loss OperatingIncomeLoss	330659000	usd
	us-gaap	Operating Income Loss OperatingIncomeLoss	268858000	usd
	us-gaap	Capital Expenditures Incurred But Not Yet Paid CapitalExpendituresIncurredButNotYetPaid	33630000	usd
	us-gaap	Capital Expenditures Incurred But Not Yet Paid CapitalExpendituresIncurredButNotYetPaid	27740000	usd
	us-gaap	Depreciation Nonproduction DepreciationNonproduction	16384000	usd
	us-gaap	Depreciation Nonproduction DepreciationNonproduction	16733000	usd
	us-gaap	Adjustment For Amortization AdjustmentForAmortization	33395000	usd
	us-gaap	Adjustment For Amortization AdjustmentForAmortization	29075000	usd
CY2022Q2	seic	Gross Liability For Unrecognized Tax Benefits Exclusive Of Interest And Penalties GrossLiabilityForUnrecognizedTaxBenefitsExclusiveOfInterestAndPenalties	16861000	usd
CY2021Q4	seic	Gross Liability For Unrecognized Tax Benefits Exclusive Of Interest And Penalties GrossLiabilityForUnrecognizedTaxBenefitsExclusiveOfInterestAndPenalties	14887000	usd
CY2022Q2	us-gaap	Unrecognized Tax Benefits That Would Impact Effective Tax Rate UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate	16358000	usd
CY2021Q4	us-gaap	Unrecognized Tax Benefits That Would Impact Effective Tax Rate UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate	14382000	usd
CY2022Q2	us-gaap	Unrecognized Tax Benefits Income Tax Penalties And Interest Accrued UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued	1642000	usd
CY2021Q4	us-gaap	Unrecognized Tax Benefits Income Tax Penalties And Interest Accrued UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued	1338000	usd
CY2022Q2	seic	Gross Liability For Unrecognized Tax Benefits Exclusive Of Interest And Penalties GrossLiabilityForUnrecognizedTaxBenefitsExclusiveOfInterestAndPenalties	16861000	usd
CY2021Q4	seic	Gross Liability For Unrecognized Tax Benefits Exclusive Of Interest And Penalties GrossLiabilityForUnrecognizedTaxBenefitsExclusiveOfInterestAndPenalties	14887000	usd
CY2022Q2	us-gaap	Unrecognized Tax Benefits Income Tax Penalties And Interest Accrued UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued	1642000	usd
CY2021Q4	us-gaap	Unrecognized Tax Benefits Income Tax Penalties And Interest Accrued UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued	1338000	usd
CY2022Q2	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	18503000	usd
CY2021Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	16225000	usd
CY2022Q2	us-gaap	Liability For Uncertain Tax Positions Current LiabilityForUncertainTaxPositionsCurrent	4533000	usd
CY2021Q4	us-gaap	Liability For Uncertain Tax Positions Current LiabilityForUncertainTaxPositionsCurrent	4253000	usd
CY2022Q2	us-gaap	Liability For Uncertain Tax Positions Noncurrent LiabilityForUncertainTaxPositionsNoncurrent	13970000	usd
CY2021Q4	us-gaap	Liability For Uncertain Tax Positions Noncurrent LiabilityForUncertainTaxPositionsNoncurrent	11972000	usd
CY2022Q2	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	18503000	usd
CY2021Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	16225000	usd
CY2022Q2	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.210
CY2021Q2	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.210
	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.210
	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.210
CY2022Q2	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.028
CY2021Q2	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.032
	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.028
	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.032
CY2022Q2	us-gaap	Effective Income Tax Rate Reconciliation Foreign Income Tax Rate Differential EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential	-0.001
CY2021Q2	us-gaap	Effective Income Tax Rate Reconciliation Foreign Income Tax Rate Differential EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential	-0.001
	us-gaap	Effective Income Tax Rate Reconciliation Foreign Income Tax Rate Differential EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential	-0.001
	us-gaap	Effective Income Tax Rate Reconciliation Foreign Income Tax Rate Differential EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential	-0.001
CY2022Q2	seic	Effective Income Tax Rate Reconciliation Tax Benefit From Stock Option Exercises Percent EffectiveIncomeTaxRateReconciliationTaxBenefitFromStockOptionExercisesPercent	-0.003
CY2021Q2	seic	Effective Income Tax Rate Reconciliation Tax Benefit From Stock Option Exercises Percent EffectiveIncomeTaxRateReconciliationTaxBenefitFromStockOptionExercisesPercent	-0.012
	seic	Effective Income Tax Rate Reconciliation Tax Benefit From Stock Option Exercises Percent EffectiveIncomeTaxRateReconciliationTaxBenefitFromStockOptionExercisesPercent	-0.003
	seic	Effective Income Tax Rate Reconciliation Tax Benefit From Stock Option Exercises Percent EffectiveIncomeTaxRateReconciliationTaxBenefitFromStockOptionExercisesPercent	-0.012
CY2022Q2	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	-0.003
CY2021Q2	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	-0.006
	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	-0.003
	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	-0.004
CY2022Q2	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.231
	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	6496000	usd
CY2021Q2	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.223
	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.231
	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.225
CY2021Q4	us-gaap	Goodwill Goodwill	117232000	usd
	us-gaap	Goodwill Purchase Accounting Adjustments GoodwillPurchaseAccountingAdjustments	200000	usd
	us-gaap	Goodwill Foreign Currency Translation Gain Loss GoodwillForeignCurrencyTranslationGainLoss	-27000	usd
CY2022Q2	us-gaap	Goodwill Goodwill	117405000	usd
	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	2117000	usd
CY2022Q2	us-gaap	Revenues Revenues	481670000	usd
CY2022Q2	us-gaap	Revenues Revenues	481670000	usd
CY2021Q2	us-gaap	Revenues Revenues	475651000	usd
CY2021Q2	us-gaap	Revenues Revenues	475651000	usd
	us-gaap	Revenues Revenues	1063113000	usd
	us-gaap	Revenues Revenues	1063113000	usd
	us-gaap	Revenues Revenues	931337000	usd
	us-gaap	Revenues Revenues	931337000	usd

Files In Submission

Name	View Source	Status
0000350894-22-000037-index-headers.html	Edgar Link	pending
0000350894-22-000037-index.html	Edgar Link	pending
0000350894-22-000037.txt	Edgar Link	pending
0000350894-22-000037-xbrl.zip	Edgar Link	pending
FilingSummary.xml	Edgar Link	unprocessable
Financial_Report.xlsx	Edgar Link	pending
MetaLinks.json	Edgar Link	pending
R1.htm	Edgar Link	pending
R10.htm	Edgar Link	pending
R11.htm	Edgar Link	pending
R12.htm	Edgar Link	pending
R13.htm	Edgar Link	pending
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$SEIC
SEI INVESTMENTS CO Stock $seic

2022 Q3 Form 10-Q Financial Statement

#000035089422000037 Filed on July 25, 2022

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$SEIC SEI INVESTMENTS CO Stock $seic

2022 Q3 Form 10-Q Financial Statement

#000035089422000037 Filed on July 25, 2022

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$SEIC
SEI INVESTMENTS CO Stock $seic