$ACIW
ACI WORLDWIDE, INC. Stock $aciw

$aciw Overview Financials Valuation SEC Filings Company Website

2024 Q1 Form 10-K Financial Statement

#000093503624000007 Filed on February 29, 2024

Income Statement

Concept	2024 Q1	2023 Q4	2023
Revenue	$316.0M	$476.6M	$1.453B
YoY Change	9.09%	5.48%	2.16%
Cost Of Revenue	$191.1M	$181.7M	$719.2M
YoY Change	7.03%	1.67%	3.32%
Gross Profit	$124.9M	$294.9M	$733.4M
YoY Change	12.41%	7.97%	1.04%
Gross Profit Margin	39.53%	61.88%	50.49%
Selling, General & Admin	$52.75M	$58.99M	$249.8M
YoY Change	-21.05%	-3.39%	0.33%
% of Gross Profit	42.23%	20.0%	34.07%
Research & Development	$34.99M	$34.64M	$140.8M
YoY Change	-5.72%	8.36%	-3.8%
% of Gross Profit	28.01%	11.75%	19.19%
Depreciation & Amortization	$27.61M	$28.94M	$122.4M
YoY Change	-12.46%	-8.02%	-3.89%
% of Gross Profit	22.1%	9.81%	16.69%
Operating Expenses	$87.74M	$122.6M	$390.6M
YoY Change	-15.58%	-1.55%	-1.2%
Operating Profit	$9.560M	$172.3M	$220.4M
YoY Change	-139.26%	15.94%	8.13%
Interest Expense	$19.01M	-$16.09M	$78.49M
YoY Change	0.62%	-70.06%	47.55%
% of Operating Profit	198.85%	-9.34%	35.61%
Other Income/Expense, Net	-$17.03M	-$2.107M	-$72.78M
YoY Change	-9.35%	-105.47%	-2699.32%
Pretax Income	-$7.466M	$154.1M	$147.6M
YoY Change	-82.69%	15.85%	-28.56%
Income Tax	$285.0K	$31.51M	$26.12M
% Of Pretax Income		20.44%	17.69%
Net Earnings	-$7.751M	$122.6M	$121.5M
YoY Change	-76.01%	35.9%	-14.54%
Net Earnings / Revenue	-2.45%	25.73%	8.37%
Basic Earnings Per Share	-$0.07		$1.12
Diluted Earnings Per Share	-$0.07	$1.11	$1.12
COMMON SHARES
Basic Shares Outstanding	106.4M shares	108.7M shares	108.5M shares
Diluted Shares Outstanding	106.8M shares		108.9M shares

Balance Sheet

Concept	2024 Q1	2023 Q4	2023
SHORT-TERM ASSETS
Cash & Short-Term Investments	$183.4M	$164.2M	$164.2M
YoY Change	28.78%	31.41%	31.41%
Cash & Equivalents	$183.4M	$164.2M	$164.2M
Short-Term Investments
Other Short-Term Assets	$34.94M	$35.55M	$790.1M
YoY Change	62.5%	104.72%	34.81%
Inventory
Prepaid Expenses	$34.42M	$31.48M
Receivables	$345.1M	$452.3M	$452.3M
Other Receivables	$0.00	$0.00	$0.00
Total Short-Term Assets	$1.299B	$1.407B	$1.407B
YoY Change	36.12%	26.18%	26.18%
LONG-TERM ASSETS
Property, Plant & Equipment	$36.92M	$37.86M	$72.19M
YoY Change	-23.6%	-27.89%	-21.98%
Goodwill	$1.200B	$1.200B
YoY Change	0.0%	-2.12%
Intangibles
YoY Change
Long-Term Investments	$18.30M	$18.50M	$18.50M
YoY Change	1.67%	3.35%	3.35%
Other Assets	$60.14M	$63.33M	$103.3M
YoY Change	-8.9%	-5.72%	0.31%
Total Long-Term Assets	$2.002B	$2.038B	$2.038B
YoY Change	-2.49%	-2.72%	-2.72%
TOTAL ASSETS
Total Short-Term Assets	$1.299B	$1.407B	$1.407B
Total Long-Term Assets	$2.002B	$2.038B	$2.038B
Total Assets	$3.300B	$3.445B	$3.445B
YoY Change	9.76%	7.32%	7.32%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$44.29M	$45.96M	$45.96M
YoY Change	-6.1%	-4.24%	-4.24%
Accrued Expenses	$39.81M	$72.41M	$72.41M
YoY Change	-10.03%	10.43%	10.43%
Deferred Revenue	$77.15M	$59.58M
YoY Change	10.21%	2.19%
Short-Term Debt	$0.00	$0.00	$0.00
YoY Change
Long-Term Debt Due	$34.88M	$74.41M	$74.41M
YoY Change	-50.49%	13.56%	13.56%
Total Short-Term Liabilities	$948.8M	$1.037B	$1.037B
YoY Change	35.37%	20.77%	20.77%
LONG-TERM LIABILITIES
Long-Term Debt	$981.9M	$963.6M	$963.6M
YoY Change	-2.88%	-5.93%	-5.93%
Other Long-Term Liabilities	$25.52M	$25.01M	$78.86M
YoY Change	-27.06%	-30.54%	-15.34%
Total Long-Term Liabilities	$1.007B	$988.6M	$1.042B
YoY Change	-3.69%	-6.77%	-6.71%
TOTAL LIABILITIES
Total Short-Term Liabilities	$948.8M	$1.037B	$1.037B
Total Long-Term Liabilities	$1.007B	$988.6M	$1.042B
Total Liabilities	$2.043B	$2.120B	$2.120B
YoY Change	11.09%	5.14%	5.14%
SHAREHOLDERS EQUITY
Retained Earnings	$1.387B	$1.395B
YoY Change	11.77%	9.54%
Common Stock	$715.6M	$713.7M
YoY Change	1.98%	1.5%
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity	$1.257B	$1.324B	$1.324B
YoY Change
Total Liabilities & Shareholders Equity	$3.300B	$3.445B	$3.445B
YoY Change	9.76%	7.32%	7.32%

Cashflow Statement

Concept	2024 Q1	2023 Q4	2023
OPERATING ACTIVITIES
Net Income	-$7.751M	$122.6M	$121.5M
YoY Change	-76.01%	35.9%	-14.54%
Depreciation, Depletion And Amortization	$27.61M	$28.94M	$122.4M
YoY Change	-12.46%	-8.02%	-3.89%
Cash From Operating Activities	$123.2M	$85.74M	$168.5M
YoY Change	207.58%	107.03%	17.53%
INVESTING ACTIVITIES
Capital Expenditures	$3.208M	$7.250M	$8.924M
YoY Change	42.07%	-45.8%	-31.89%
Acquisitions
YoY Change
Other Investing Activities		$0.00	$0.00
YoY Change
Cash From Investing Activities	-$17.79M	-$7.250M	-$37.78M
YoY Change	103.57%	-45.8%	-162.7%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net			$24.77M
YoY Change			-87.8%
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	-$108.5M	-63.78M	-$111.6M
YoY Change	433.75%	127.36%	-34.79%
NET CHANGE
Cash From Operating Activities	$123.2M	85.74M	$168.5M
Cash From Investing Activities	-$17.79M	-7.250M	-$37.78M
Cash From Financing Activities	-$108.5M	-63.78M	-$111.6M
Net Change In Cash	-$725.0K	14.71M	$24.15M
YoY Change	-105.35%	-113284.62%	-20.9%
FREE CASH FLOW
Cash From Operating Activities	$123.2M	$85.74M	$168.5M
Capital Expenditures	$3.208M	$7.250M	$8.924M
Free Cash Flow	$120.0M	$78.49M	$159.6M
YoY Change	217.46%	179.94%	22.5%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
CY2023	us-gaap	Depreciation And Amortization DepreciationAndAmortization	122373000	usd
CY2022	us-gaap	Costs And Expenses CostsAndExpenses	1218066000	usd
CY2021	us-gaap	Operating Income Loss OperatingIncomeLoss	209897000	usd
CY2023Q4	us-gaap	Accrued Royalties Current AccruedRoyaltiesCurrent	5199000	usd
CY2022Q4	us-gaap	Accrued Royalties Current AccruedRoyaltiesCurrent	3726000	usd
CY2022Q4	us-gaap	Other Sundry Liabilities Current OtherSundryLiabilitiesCurrent	65109000	usd
CY2022Q4	us-gaap	Other Liabilities Current OtherLiabilitiesCurrent	102645000	usd
CY2022Q4	aciw	Settlement Funds Balance SettlementFundsBalance	328700000	usd
CY2023	dei	Amendment Flag AmendmentFlag	false
CY2023	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2023
CY2023	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	FY
CY2023	dei	Entity Central Index Key EntityCentralIndexKey	0000935036
CY2023Q4	us-gaap	Revenue Remaining Performance Obligation Expected Timing Of Satisfaction Period1 RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1
CY2022	us-gaap	Discontinued Operation Gain Loss On Disposal Statement Of Income Or Comprehensive Income Extensible Enumeration DiscontinuedOperationGainLossOnDisposalStatementOfIncomeOrComprehensiveIncomeExtensibleEnumeration	http://fasb.org/us-gaap/2023#OtherNonoperatingIncomeExpense
CY2023Q4	us-gaap	Operating Lease Liability Current Statement Of Financial Position Extensible List OperatingLeaseLiabilityCurrentStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2023#OtherLiabilitiesCurrent
CY2022Q4	us-gaap	Operating Lease Liability Current Statement Of Financial Position Extensible List OperatingLeaseLiabilityCurrentStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2023#OtherLiabilitiesCurrent
CY2023	dei	Document Annual Report DocumentAnnualReport	true
CY2023	dei	Document Period End Date DocumentPeriodEndDate	2023-12-31
CY2023	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
CY2023	dei	Document Transition Report DocumentTransitionReport	false
CY2023	dei	Entity File Number EntityFileNumber	0-25346
CY2023	dei	Entity Registrant Name EntityRegistrantName	ACI WORLDWIDE, INC.
CY2023	dei	Entity Incorporation State Country Code EntityIncorporationStateCountryCode	DE
CY2023	dei	Entity Tax Identification Number EntityTaxIdentificationNumber	47-0772104
CY2023	dei	Entity Address Address Line1 EntityAddressAddressLine1	6060 Coventry Drive
CY2023	dei	Security12b Title Security12bTitle	Common Stock, $0.005 par value
CY2023	dei	Trading Symbol TradingSymbol	ACIW
CY2023	dei	Security Exchange Name SecurityExchangeName	NASDAQ
CY2023	dei	Entity Well Known Seasoned Issuer EntityWellKnownSeasonedIssuer	No
CY2023	dei	Entity Voluntary Filers EntityVoluntaryFilers	No
CY2023	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
CY2023	dei	Entity Interactive Data Current EntityInteractiveDataCurrent	Yes
CY2023	dei	Entity Filer Category EntityFilerCategory	Large Accelerated Filer
CY2023	dei	Entity Small Business EntitySmallBusiness	false
CY2023	dei	Entity Emerging Growth Company EntityEmergingGrowthCompany	false
CY2023	dei	Icfr Auditor Attestation Flag IcfrAuditorAttestationFlag	true
CY2023	dei	Document Fin Stmt Error Correction Flag DocumentFinStmtErrorCorrectionFlag	false
CY2023	dei	Entity Shell Company EntityShellCompany	false
CY2023Q2	dei	Entity Public Float EntityPublicFloat	1932768415	usd
CY2024Q1	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	106412716	shares
CY2023Q4	ecd	Non Rule10b51 Arr Adopted Flag NonRule10b51ArrAdoptedFlag	false
CY2023Q4	ecd	Rule10b51 Arr Adopted Flag Rule10b51ArrAdoptedFlag	false
CY2023Q4	ecd	Rule10b51 Arr Trmntd Flag Rule10b51ArrTrmntdFlag	false
CY2023Q4	ecd	Non Rule10b51 Arr Trmntd Flag NonRule10b51ArrTrmntdFlag	false
CY2023	dei	Auditor Firm AuditorFirmId	34
CY2023	dei	Auditor Name AuditorName	Deloitte & Touche LLP
CY2023	dei	Auditor Location AuditorLocation	Omaha, Nebraska
CY2023Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	164239000	usd
CY2022Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	124981000	usd
CY2023Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	4295000	usd
CY2022Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	3779000	usd
CY2023Q4	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	452337000	usd
CY2022Q4	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	403781000	usd
CY2023Q4	us-gaap	Settlement Assets Current SettlementAssetsCurrent	723039000	usd
CY2022Q4	us-gaap	Settlement Assets Current SettlementAssetsCurrent	540667000	usd
CY2023	dei	Auditor Location AuditorLocation	Omaha, Nebraska
CY2023Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	164239000	usd
CY2022Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	124981000	usd
CY2023Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	4295000	usd
CY2022Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	3779000	usd
CY2023Q4	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	452337000	usd
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CY2022Q4	us-gaap	Settlement Assets Current SettlementAssetsCurrent	540667000	usd
CY2023Q4	us-gaap	Prepaid Expense Current PrepaidExpenseCurrent	31479000	usd
CY2022Q4	us-gaap	Prepaid Expense Current PrepaidExpenseCurrent	28010000	usd
CY2023Q4	us-gaap	Other Assets Current OtherAssetsCurrent	35551000	usd
CY2022Q4	us-gaap	Other Assets Current OtherAssetsCurrent	17366000	usd
CY2023Q4	us-gaap	Assets Current AssetsCurrent	1406645000	usd
CY2022Q4	us-gaap	Assets Current AssetsCurrent	1114805000	usd
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CY2023Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	37856000	usd
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CY2022Q4	us-gaap	Prepaid Expense Current PrepaidExpenseCurrent	28010000	usd
CY2023Q4	us-gaap	Other Assets Current OtherAssetsCurrent	35551000	usd
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CY2023Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	37856000	usd
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CY2023Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	34338000	usd
CY2022Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	40031000	usd
CY2023Q4	us-gaap	Capitalized Computer Software Net CapitalizedComputerSoftwareNet	108418000	usd
CY2022Q4	us-gaap	Capitalized Computer Software Net CapitalizedComputerSoftwareNet	129109000	usd
CY2023Q4	us-gaap	Goodwill Goodwill	1226026000	usd
CY2022Q4	us-gaap	Goodwill Goodwill	1226026000	usd
CY2023Q4	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	195646000	usd
CY2022Q4	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	228698000	usd
CY2023Q4	us-gaap	Deferred Income Tax Assets Net DeferredIncomeTaxAssetsNet	58499000	usd
CY2022Q4	us-gaap	Deferred Income Tax Assets Net DeferredIncomeTaxAssetsNet	53738000	usd
CY2023Q4	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	63328000	usd
CY2022Q4	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	67171000	usd
CY2023Q4	us-gaap	Assets Assets	3444739000	usd
CY2022Q4	us-gaap	Assets Assets	3209895000	usd
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CY2023Q4	us-gaap	Settlement Liabilities Current SettlementLiabilitiesCurrent	721164000	usd
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CY2023Q4	us-gaap	Contract With Customer Liability Current ContractWithCustomerLiabilityCurrent	59580000	usd
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CY2023Q4	us-gaap	Liabilities Current LiabilitiesCurrent	1037249000	usd
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CY2022Q4	us-gaap	Contract With Customer Liability Noncurrent ContractWithCustomerLiabilityNoncurrent	23233000	usd
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CY2023Q4	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	29074000	usd
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CY2023Q4	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	25005000	usd
CY2022Q4	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	36001000	usd
CY2023Q4	us-gaap	Liabilities Liabilities	2120442000	usd
CY2022Q4	us-gaap	Liabilities Liabilities	2016708000	usd
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CY2023Q4	us-gaap	Capitalized Computer Software Net CapitalizedComputerSoftwareNet	108418000	usd
CY2022Q4	us-gaap	Capitalized Computer Software Net CapitalizedComputerSoftwareNet	129109000	usd
CY2023Q4	us-gaap	Goodwill Goodwill	1226026000	usd
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CY2023Q4	us-gaap	Deferred Income Tax Assets Net DeferredIncomeTaxAssetsNet	58499000	usd
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CY2022Q4	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	36001000	usd
CY2023Q4	us-gaap	Liabilities Liabilities	2120442000	usd
CY2022Q4	us-gaap	Liabilities Liabilities	2016708000	usd
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CY2022Q4	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	5000000	shares
CY2023Q4	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	5000000	shares
CY2023Q4	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	0	shares
CY2022Q4	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	0	shares
CY2022Q4	us-gaap	Preferred Stock Value PreferredStockValue	0	usd
CY2022Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.005
CY2023Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.005
CY2023Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	280000000	shares
CY2022Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	280000000	shares
CY2023Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	140525055	shares
CY2023Q4	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	0.01
CY2022Q4	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	5000000	shares
CY2023Q4	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	5000000	shares
CY2023Q4	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	0	shares
CY2022Q4	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	0	shares
CY2023Q4	us-gaap	Preferred Stock Value PreferredStockValue	0	usd
CY2022Q4	us-gaap	Preferred Stock Value PreferredStockValue	0	usd
CY2022Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.005
CY2023Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.005
CY2023Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	280000000	shares
CY2022Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	280000000	shares
CY2023Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	140525055	shares
CY2022Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	140525055	shares
CY2023Q4	us-gaap	Common Stock Value CommonStockValue	702000	usd
CY2022Q4	us-gaap	Common Stock Value CommonStockValue	702000	usd
CY2023Q4	us-gaap	Additional Paid In Capital Common Stock AdditionalPaidInCapitalCommonStock	712994000	usd
CY2022Q4	us-gaap	Additional Paid In Capital Common Stock AdditionalPaidInCapitalCommonStock	702458000	usd
CY2023Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	1394967000	usd
CY2022Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	1273458000	usd
CY2023Q4	us-gaap	Treasury Stock Common Shares TreasuryStockCommonShares	32447317	shares
CY2022Q4	us-gaap	Treasury Stock Common Shares TreasuryStockCommonShares	32456227	shares
CY2023Q4	us-gaap	Treasury Stock Common Value TreasuryStockCommonValue	674896000	usd
CY2022Q4	us-gaap	Treasury Stock Common Value TreasuryStockCommonValue	665771000	usd
CY2023Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-109470000	usd
CY2022Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-117660000	usd
CY2023Q4	us-gaap	Stockholders Equity StockholdersEquity	1324297000	usd
CY2022Q4	us-gaap	Stockholders Equity StockholdersEquity	1193187000	usd
CY2023Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	3444739000	usd
CY2022Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	3209895000	usd
CY2023	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1452579000	usd
CY2022	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1421901000	usd
CY2021	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1370598000	usd
CY2023	us-gaap	Cost Of Revenue CostOfRevenue	719211000	usd
CY2021	us-gaap	Cost Of Revenue CostOfRevenue	638871000	usd
CY2023	us-gaap	Research And Development Expense Software Excluding Acquired In Process Cost ResearchAndDevelopmentExpenseSoftwareExcludingAcquiredInProcessCost	140758000	usd
CY2022	us-gaap	Research And Development Expense Software Excluding Acquired In Process Cost ResearchAndDevelopmentExpenseSoftwareExcludingAcquiredInProcessCost	146311000	usd
CY2021	us-gaap	Research And Development Expense Software Excluding Acquired In Process Cost ResearchAndDevelopmentExpenseSoftwareExcludingAcquiredInProcessCost	144310000	usd
CY2023	us-gaap	Selling And Marketing Expense SellingAndMarketingExpense	132639000	usd
CY2022	us-gaap	Selling And Marketing Expense SellingAndMarketingExpense	134812000	usd
CY2021	us-gaap	Selling And Marketing Expense SellingAndMarketingExpense	126539000	usd
CY2023	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	117190000	usd
CY2022	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	114194000	usd
CY2021	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	123801000	usd
CY2022	us-gaap	Depreciation And Amortization DepreciationAndAmortization	126678000	usd
CY2021	us-gaap	Depreciation And Amortization DepreciationAndAmortization	127180000	usd
CY2021	us-gaap	Costs And Expenses CostsAndExpenses	1160701000	usd
CY2023	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-8510000	usd
CY2023	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	-72781000	usd
CY2022	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	2800000	usd
CY2023	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	147627000	usd
CY2022Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	140525055	shares
CY2023Q4	us-gaap	Common Stock Value CommonStockValue	702000	usd
CY2022Q4	us-gaap	Common Stock Value CommonStockValue	702000	usd
CY2023Q4	us-gaap	Additional Paid In Capital Common Stock AdditionalPaidInCapitalCommonStock	712994000	usd
CY2022Q4	us-gaap	Additional Paid In Capital Common Stock AdditionalPaidInCapitalCommonStock	702458000	usd
CY2023Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	1394967000	usd
CY2022Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	1273458000	usd
CY2023Q4	us-gaap	Treasury Stock Common Shares TreasuryStockCommonShares	32447317	shares
CY2022Q4	us-gaap	Treasury Stock Common Shares TreasuryStockCommonShares	32456227	shares
CY2023Q4	us-gaap	Treasury Stock Common Value TreasuryStockCommonValue	674896000	usd
CY2022Q4	us-gaap	Treasury Stock Common Value TreasuryStockCommonValue	665771000	usd
CY2023Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-109470000	usd
CY2022Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-117660000	usd
CY2023Q4	us-gaap	Stockholders Equity StockholdersEquity	1324297000	usd
CY2022Q4	us-gaap	Stockholders Equity StockholdersEquity	1193187000	usd
CY2023Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	3444739000	usd
CY2022Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	3209895000	usd
CY2023	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1452579000	usd
CY2022	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1421901000	usd
CY2021	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1370598000	usd
CY2023	us-gaap	Cost Of Revenue CostOfRevenue	719211000	usd
CY2022	us-gaap	Cost Of Revenue CostOfRevenue	696071000	usd
CY2021	us-gaap	Cost Of Revenue CostOfRevenue	638871000	usd
CY2023	us-gaap	Research And Development Expense Software Excluding Acquired In Process Cost ResearchAndDevelopmentExpenseSoftwareExcludingAcquiredInProcessCost	140758000	usd
CY2022	us-gaap	Research And Development Expense Software Excluding Acquired In Process Cost ResearchAndDevelopmentExpenseSoftwareExcludingAcquiredInProcessCost	146311000	usd
CY2021	us-gaap	Research And Development Expense Software Excluding Acquired In Process Cost ResearchAndDevelopmentExpenseSoftwareExcludingAcquiredInProcessCost	144310000	usd
CY2023	us-gaap	Selling And Marketing Expense SellingAndMarketingExpense	132639000	usd
CY2022	us-gaap	Selling And Marketing Expense SellingAndMarketingExpense	134812000	usd
CY2021	us-gaap	Selling And Marketing Expense SellingAndMarketingExpense	126539000	usd
CY2023	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	117190000	usd
CY2022	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	114194000	usd
CY2021	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	123801000	usd
CY2022	us-gaap	Depreciation And Amortization DepreciationAndAmortization	126678000	usd
CY2021	us-gaap	Depreciation And Amortization DepreciationAndAmortization	127180000	usd
CY2021	us-gaap	Costs And Expenses CostsAndExpenses	1160701000	usd
CY2023	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-8510000	usd
CY2022	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	43446000	usd
CY2023	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	-72781000	usd
CY2022	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	2800000	usd
CY2021	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	-34832000	usd
CY2023	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	147627000	usd
CY2022	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	206635000	usd
CY2021	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	175065000	usd
CY2023	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	26118000	usd
CY2022	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	64458000	usd
CY2021	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	47274000	usd
CY2023	us-gaap	Net Income Loss NetIncomeLoss	121509000	usd
CY2022	us-gaap	Net Income Loss NetIncomeLoss	142177000	usd
CY2021	us-gaap	Net Income Loss NetIncomeLoss	127791000	usd
CY2023	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.12
CY2021	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.09
CY2022	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	206635000	usd
CY2021	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	175065000	usd
CY2023	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	26118000	usd
CY2022	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	64458000	usd
CY2021	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	47274000	usd
CY2023	us-gaap	Net Income Loss NetIncomeLoss	121509000	usd
CY2022	us-gaap	Net Income Loss NetIncomeLoss	142177000	usd
CY2021	us-gaap	Net Income Loss NetIncomeLoss	127791000	usd
CY2023	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.12
CY2022	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.25
CY2021	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.09
CY2023	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.12
CY2022	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.24
CY2021	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.08
CY2023	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	108497000	shares
CY2022	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	113700000	shares
CY2021	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	117407000	shares
CY2023	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	108857000	shares
CY2022	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	114238000	shares
CY2021	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	118647000	shares
CY2023	us-gaap	Net Income Loss NetIncomeLoss	121509000	usd
CY2022	us-gaap	Net Income Loss NetIncomeLoss	142177000	usd
CY2021	us-gaap	Net Income Loss NetIncomeLoss	127791000	usd
CY2023	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent	8190000	usd
CY2022	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent	-18113000	usd
CY2021	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent	-7102000	usd
CY2023	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	8190000	usd
CY2022	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-18113000	usd
CY2023	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	129699000	usd
CY2022	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	124064000	usd
CY2021	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	120689000	usd
CY2020Q4	us-gaap	Stockholders Equity StockholdersEquity	1206597000	usd
CY2021	us-gaap	Net Income Loss NetIncomeLoss	127791000	usd
CY2021	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	12460000	usd
CY2021	us-gaap	Treasury Stock Shares Acquired TreasuryStockSharesAcquired	3000000	shares
CY2021	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	107378000	usd
CY2021	us-gaap	Adjustments Related To Tax Withholding For Share Based Compensation AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation	14833000	usd
CY2021Q4	us-gaap	Stockholders Equity StockholdersEquity	1244777000	usd
CY2022	us-gaap	Net Income Loss NetIncomeLoss	142177000	usd
CY2022	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-18113000	usd
CY2022	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	29753000	usd
CY2022	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	8113000	usd
CY2022	us-gaap	Treasury Stock Shares Acquired TreasuryStockSharesAcquired	8624238	shares
CY2022	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	206537000	usd
CY2022	us-gaap	Adjustments Related To Tax Withholding For Share Based Compensation AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation	6983000	usd
CY2023	us-gaap	Treasury Stock Shares Acquired TreasuryStockSharesAcquired	939567	shares
CY2023	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	27587000	usd
CY2023	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.12
CY2022	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.24
CY2021	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.08
CY2023	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	108497000	shares
CY2022	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	113700000	shares
CY2021	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	117407000	shares
CY2023	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	108857000	shares
CY2022	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	114238000	shares
CY2021	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	118647000	shares
CY2022	us-gaap	Net Income Loss NetIncomeLoss	142177000	usd
CY2021	us-gaap	Net Income Loss NetIncomeLoss	127791000	usd
CY2023	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent	8190000	usd
CY2022	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent	-18113000	usd
CY2021	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent	-7102000	usd
CY2023	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	8190000	usd
CY2022	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-18113000	usd
CY2021	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-7102000	usd
CY2023	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	129699000	usd
CY2022	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	124064000	usd
CY2021	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	120689000	usd
CY2020Q4	us-gaap	Stockholders Equity StockholdersEquity	1206597000	usd
CY2021	us-gaap	Net Income Loss NetIncomeLoss	127791000	usd
CY2021	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	27242000	usd
CY2021	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	12460000	usd
CY2021	us-gaap	Treasury Stock Shares Acquired TreasuryStockSharesAcquired	3000000	shares
CY2021	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	107378000	usd
CY2021	us-gaap	Adjustments Related To Tax Withholding For Share Based Compensation AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation	14833000	usd
CY2021Q4	us-gaap	Stockholders Equity StockholdersEquity	1244777000	usd
CY2022	us-gaap	Net Income Loss NetIncomeLoss	142177000	usd
CY2022	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-18113000	usd
CY2022	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	29753000	usd
CY2022	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	8113000	usd
CY2022	us-gaap	Treasury Stock Shares Acquired TreasuryStockSharesAcquired	8624238	shares
CY2022	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	206537000	usd
CY2022	us-gaap	Adjustments Related To Tax Withholding For Share Based Compensation AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation	6983000	usd
CY2022Q4	us-gaap	Stockholders Equity StockholdersEquity	1193187000	usd
CY2023	us-gaap	Net Income Loss NetIncomeLoss	121509000	usd
CY2023	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	8190000	usd
CY2023	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	24547000	usd
CY2023	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	9600000	usd
CY2023	us-gaap	Treasury Stock Shares Acquired TreasuryStockSharesAcquired	939567	shares
CY2023	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	27587000	usd
CY2023	us-gaap	Adjustments Related To Tax Withholding For Share Based Compensation AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation	5149000	usd
CY2023Q4	us-gaap	Stockholders Equity StockholdersEquity	1324297000	usd
CY2023	us-gaap	Net Income Loss NetIncomeLoss	121509000	usd
CY2022	us-gaap	Net Income Loss NetIncomeLoss	142177000	usd
CY2021	us-gaap	Net Income Loss NetIncomeLoss	127791000	usd
CY2023	us-gaap	Depreciation Depreciation	23739000	usd
CY2022	us-gaap	Depreciation Depreciation	23181000	usd
CY2021	us-gaap	Depreciation Depreciation	20900000	usd
CY2023	aciw	Amortization Excluding Operating Leases And Debt Issuance Costs AmortizationExcludingOperatingLeasesAndDebtIssuanceCosts	98634000	usd
CY2022	aciw	Amortization Excluding Operating Leases And Debt Issuance Costs AmortizationExcludingOperatingLeasesAndDebtIssuanceCosts	104147000	usd
CY2021	aciw	Amortization Excluding Operating Leases And Debt Issuance Costs AmortizationExcludingOperatingLeasesAndDebtIssuanceCosts	112493000	usd
CY2023	us-gaap	Operating Lease Right Of Use Asset Amortization Expense OperatingLeaseRightOfUseAssetAmortizationExpense	11620000	usd
CY2023	us-gaap	Adjustments Related To Tax Withholding For Share Based Compensation AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation	5149000	usd
CY2023Q4	us-gaap	Stockholders Equity StockholdersEquity	1324297000	usd
CY2023	us-gaap	Net Income Loss NetIncomeLoss	121509000	usd
CY2022	us-gaap	Net Income Loss NetIncomeLoss	142177000	usd
CY2021	us-gaap	Net Income Loss NetIncomeLoss	127791000	usd
CY2023	us-gaap	Depreciation Depreciation	23739000	usd
CY2022	us-gaap	Depreciation Depreciation	23181000	usd
CY2021	us-gaap	Depreciation Depreciation	20900000	usd
CY2023	aciw	Amortization Excluding Operating Leases And Debt Issuance Costs AmortizationExcludingOperatingLeasesAndDebtIssuanceCosts	98634000	usd
CY2022	aciw	Amortization Excluding Operating Leases And Debt Issuance Costs AmortizationExcludingOperatingLeasesAndDebtIssuanceCosts	104147000	usd
CY2021	aciw	Amortization Excluding Operating Leases And Debt Issuance Costs AmortizationExcludingOperatingLeasesAndDebtIssuanceCosts	112493000	usd
CY2023	us-gaap	Operating Lease Right Of Use Asset Amortization Expense OperatingLeaseRightOfUseAssetAmortizationExpense	11620000	usd
CY2022	us-gaap	Operating Lease Right Of Use Asset Amortization Expense OperatingLeaseRightOfUseAssetAmortizationExpense	11036000	usd
CY2021	us-gaap	Operating Lease Right Of Use Asset Amortization Expense OperatingLeaseRightOfUseAssetAmortizationExpense	10515000	usd
CY2023	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts	4323000	usd
CY2022	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts	4561000	usd
CY2021	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts	4685000	usd
CY2023	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-4085000	usd
CY2022	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	1603000	usd
CY2021	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	3733000	usd
CY2023	us-gaap	Share Based Compensation ShareBasedCompensation	24547000	usd
CY2022	us-gaap	Share Based Compensation ShareBasedCompensation	29753000	usd
CY2021	us-gaap	Share Based Compensation ShareBasedCompensation	27242000	usd
CY2023	us-gaap	Gain Loss On Sale Of Business GainLossOnSaleOfBusiness	0	usd
CY2022	us-gaap	Gain Loss On Sale Of Business GainLossOnSaleOfBusiness	38452000	usd
CY2021	us-gaap	Gain Loss On Sale Of Business GainLossOnSaleOfBusiness	0	usd
CY2023	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	-1921000	usd
CY2022	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	-3028000	usd
CY2021	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	-855000	usd
CY2023	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	62998000	usd
CY2022	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	132194000	usd
CY2021	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	43830000	usd
CY2023	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	-3775000	usd
CY2022	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	7730000	usd
CY2021	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	1408000	usd
CY2023	us-gaap	Increase Decrease In Employee Related Liabilities IncreaseDecreaseInEmployeeRelatedLiabilities	8146000	usd
CY2022	us-gaap	Increase Decrease In Employee Related Liabilities IncreaseDecreaseInEmployeeRelatedLiabilities	-3161000	usd
CY2021	us-gaap	Increase Decrease In Employee Related Liabilities IncreaseDecreaseInEmployeeRelatedLiabilities	3674000	usd
CY2023	us-gaap	Increase Decrease In Contract With Customer Liability IncreaseDecreaseInContractWithCustomerLiability	2705000	usd
CY2022	us-gaap	Increase Decrease In Contract With Customer Liability IncreaseDecreaseInContractWithCustomerLiability	-2977000	usd
CY2021	us-gaap	Increase Decrease In Contract With Customer Liability IncreaseDecreaseInContractWithCustomerLiability	-17332000	usd
CY2023	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	57769000	usd
CY2022	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	7051000	usd
CY2021	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	31661000	usd
CY2023	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	168517000	usd
CY2022	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	143381000	usd
CY2021	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	220473000	usd
CY2023	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	8924000	usd
CY2022	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	13103000	usd
CY2021	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	20582000	usd
CY2023	us-gaap	Payments To Acquire Software PaymentsToAcquireSoftware	28853000	usd
CY2022	us-gaap	Payments To Acquire Software PaymentsToAcquireSoftware	26790000	usd
CY2021	us-gaap	Payments To Acquire Software PaymentsToAcquireSoftware	24786000	usd
CY2022	us-gaap	Operating Lease Right Of Use Asset Amortization Expense OperatingLeaseRightOfUseAssetAmortizationExpense	11036000	usd
CY2021	us-gaap	Operating Lease Right Of Use Asset Amortization Expense OperatingLeaseRightOfUseAssetAmortizationExpense	10515000	usd
CY2023	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts	4323000	usd
CY2022	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts	4561000	usd
CY2021	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts	4685000	usd
CY2023	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-4085000	usd
CY2021	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	3733000	usd
CY2023	us-gaap	Share Based Compensation ShareBasedCompensation	24547000	usd
CY2022	us-gaap	Share Based Compensation ShareBasedCompensation	29753000	usd
CY2021	us-gaap	Share Based Compensation ShareBasedCompensation	27242000	usd
CY2023	us-gaap	Gain Loss On Sale Of Business GainLossOnSaleOfBusiness	0	usd
CY2022	us-gaap	Gain Loss On Sale Of Business GainLossOnSaleOfBusiness	38452000	usd
CY2021	us-gaap	Gain Loss On Sale Of Business GainLossOnSaleOfBusiness	0	usd
CY2023	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	-1921000	usd
CY2022	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	-3028000	usd
CY2021	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	-855000	usd
CY2023	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	62998000	usd
CY2022	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	132194000	usd
CY2021	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	43830000	usd
CY2023	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	-3775000	usd
CY2022	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	7730000	usd
CY2021	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	1408000	usd
CY2023	us-gaap	Increase Decrease In Employee Related Liabilities IncreaseDecreaseInEmployeeRelatedLiabilities	8146000	usd
CY2022	us-gaap	Increase Decrease In Employee Related Liabilities IncreaseDecreaseInEmployeeRelatedLiabilities	-3161000	usd
CY2021	us-gaap	Increase Decrease In Employee Related Liabilities IncreaseDecreaseInEmployeeRelatedLiabilities	3674000	usd
CY2023	us-gaap	Increase Decrease In Contract With Customer Liability IncreaseDecreaseInContractWithCustomerLiability	2705000	usd
CY2022	us-gaap	Increase Decrease In Contract With Customer Liability IncreaseDecreaseInContractWithCustomerLiability	-2977000	usd
CY2021	us-gaap	Increase Decrease In Contract With Customer Liability IncreaseDecreaseInContractWithCustomerLiability	-17332000	usd
CY2022	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	7051000	usd
CY2023	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	168517000	usd
CY2022	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	143381000	usd
CY2021	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	220473000	usd
CY2023	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	8924000	usd
CY2021	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	20582000	usd
CY2023	us-gaap	Payments To Acquire Software PaymentsToAcquireSoftware	28853000	usd
CY2022	us-gaap	Payments To Acquire Software PaymentsToAcquireSoftware	26790000	usd
CY2021	us-gaap	Payments To Acquire Software PaymentsToAcquireSoftware	24786000	usd
CY2023	us-gaap	Proceeds From Divestiture Of Businesses ProceedsFromDivestitureOfBusinesses	0	usd
CY2022	us-gaap	Proceeds From Divestiture Of Businesses ProceedsFromDivestitureOfBusinesses	100139000	usd
CY2021	us-gaap	Proceeds From Divestiture Of Businesses ProceedsFromDivestitureOfBusinesses	0	usd
CY2023	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-37777000	usd
CY2022	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	60246000	usd
CY2023	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	2819000	usd
CY2022	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	3581000	usd
CY2021	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	3440000	usd
CY2023	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	6726000	usd
CY2022	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	4584000	usd
CY2021	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	8862000	usd
CY2023	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	5149000	usd
CY2022	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	6983000	usd
CY2021	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	14833000	usd
CY2023	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	27587000	usd
CY2022	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	206537000	usd
CY2023	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	65441000	usd
CY2022	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	43553000	usd
CY2021	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	46166000	usd
CY2023	us-gaap	Interest Paid Net InterestPaidNet	73543000	usd
CY2022	us-gaap	Interest Paid Net InterestPaidNet	48526000	usd
CY2023	us-gaap	Proceeds From Divestiture Of Businesses ProceedsFromDivestitureOfBusinesses	0	usd
CY2022	us-gaap	Proceeds From Divestiture Of Businesses ProceedsFromDivestitureOfBusinesses	100139000	usd
CY2021	us-gaap	Proceeds From Divestiture Of Businesses ProceedsFromDivestitureOfBusinesses	0	usd
CY2023	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-37777000	usd
CY2022	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	60246000	usd
CY2021	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-45368000	usd
CY2023	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	2819000	usd
CY2022	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	3581000	usd
CY2023	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	6726000	usd
CY2021	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	8862000	usd
CY2023	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	5149000	usd
CY2022	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	6983000	usd
CY2021	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	14833000	usd
CY2023	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	27587000	usd
CY2022	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	206537000	usd
CY2021	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	107378000	usd
CY2023	us-gaap	Proceeds From Lines Of Credit ProceedsFromLinesOfCredit	134000000	usd
CY2022	us-gaap	Proceeds From Lines Of Credit ProceedsFromLinesOfCredit	180000000	usd
CY2021	us-gaap	Proceeds From Lines Of Credit ProceedsFromLinesOfCredit	35000000	usd
CY2023	us-gaap	Repayments Of Lines Of Credit RepaymentsOfLinesOfCredit	115000000	usd
CY2022	us-gaap	Repayments Of Lines Of Credit RepaymentsOfLinesOfCredit	75000000	usd
CY2021	us-gaap	Repayments Of Lines Of Credit RepaymentsOfLinesOfCredit	90000000	usd
CY2023	us-gaap	Repayments Of Secured Debt RepaymentsOfSecuredDebt	73031000	usd
CY2022	us-gaap	Repayments Of Secured Debt RepaymentsOfSecuredDebt	85431000	usd
CY2021	us-gaap	Repayments Of Secured Debt RepaymentsOfSecuredDebt	38950000	usd
CY2023	us-gaap	Proceeds From Repayments Of Other Long Term Debt ProceedsFromRepaymentsOfOtherLongTermDebt	-16766000	usd
CY2022	us-gaap	Proceeds From Repayments Of Other Long Term Debt ProceedsFromRepaymentsOfOtherLongTermDebt	-12123000	usd
CY2021	us-gaap	Proceeds From Repayments Of Other Long Term Debt ProceedsFromRepaymentsOfOtherLongTermDebt	-15185000	usd
CY2023	us-gaap	Payments Of Debt Issuance Costs PaymentsOfDebtIssuanceCosts	2160000	usd
CY2022	us-gaap	Payments Of Debt Issuance Costs PaymentsOfDebtIssuanceCosts	0	usd
CY2021	us-gaap	Payments Of Debt Issuance Costs PaymentsOfDebtIssuanceCosts	0	usd
CY2023	aciw	Net Increase Decrease In Settlement Assets And Liabilities NetIncreaseDecreaseInSettlementAssetsAndLiabilities	-15404000	usd
CY2022	aciw	Net Increase Decrease In Settlement Assets And Liabilities NetIncreaseDecreaseInSettlementAssetsAndLiabilities	26849000	usd
CY2021	aciw	Net Increase Decrease In Settlement Assets And Liabilities NetIncreaseDecreaseInSettlementAssetsAndLiabilities	-37834000	usd
CY2023	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-111552000	usd
CY2022	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-171060000	usd
CY2021	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-256878000	usd
CY2023	us-gaap	Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	4961000	usd
CY2022	us-gaap	Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	-2037000	usd
CY2021	us-gaap	Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	533000	usd
CY2023	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	24149000	usd
CY2022	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	30530000	usd
CY2021	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-81240000	usd
CY2022Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	214672000	usd
CY2021Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	184142000	usd
CY2020Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	265382000	usd
CY2023Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	238821000	usd
CY2022Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	214672000	usd
CY2021Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	184142000	usd
CY2023Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	164239000	usd
CY2022Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	124981000	usd
CY2021Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	122059000	usd
CY2023Q4	aciw	Settlement Deposits Current SettlementDepositsCurrent	74582000	usd
CY2021	us-gaap	Interest Paid Net InterestPaidNet	40071000	usd
CY2021	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	107378000	usd
CY2023	us-gaap	Proceeds From Lines Of Credit ProceedsFromLinesOfCredit	134000000	usd
CY2022	us-gaap	Proceeds From Lines Of Credit ProceedsFromLinesOfCredit	180000000	usd
CY2021	us-gaap	Proceeds From Lines Of Credit ProceedsFromLinesOfCredit	35000000	usd
CY2023	us-gaap	Repayments Of Lines Of Credit RepaymentsOfLinesOfCredit	115000000	usd
CY2021	us-gaap	Repayments Of Lines Of Credit RepaymentsOfLinesOfCredit	90000000	usd
CY2023	us-gaap	Repayments Of Secured Debt RepaymentsOfSecuredDebt	73031000	usd
CY2022	us-gaap	Repayments Of Secured Debt RepaymentsOfSecuredDebt	85431000	usd
CY2021	us-gaap	Repayments Of Secured Debt RepaymentsOfSecuredDebt	38950000	usd
CY2023	us-gaap	Proceeds From Repayments Of Other Long Term Debt ProceedsFromRepaymentsOfOtherLongTermDebt	-16766000	usd
CY2022	us-gaap	Proceeds From Repayments Of Other Long Term Debt ProceedsFromRepaymentsOfOtherLongTermDebt	-12123000	usd
CY2021	us-gaap	Proceeds From Repayments Of Other Long Term Debt ProceedsFromRepaymentsOfOtherLongTermDebt	-15185000	usd
CY2023	us-gaap	Payments Of Debt Issuance Costs PaymentsOfDebtIssuanceCosts	2160000	usd
CY2022	us-gaap	Payments Of Debt Issuance Costs PaymentsOfDebtIssuanceCosts	0	usd
CY2021	us-gaap	Payments Of Debt Issuance Costs PaymentsOfDebtIssuanceCosts	0	usd
CY2023	aciw	Net Increase Decrease In Settlement Assets And Liabilities NetIncreaseDecreaseInSettlementAssetsAndLiabilities	-15404000	usd
CY2022	aciw	Net Increase Decrease In Settlement Assets And Liabilities NetIncreaseDecreaseInSettlementAssetsAndLiabilities	26849000	usd
CY2021	aciw	Net Increase Decrease In Settlement Assets And Liabilities NetIncreaseDecreaseInSettlementAssetsAndLiabilities	-37834000	usd
CY2023	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-111552000	usd
CY2022	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-171060000	usd
CY2021	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-256878000	usd
CY2023	us-gaap	Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	4961000	usd
CY2022	us-gaap	Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	-2037000	usd
CY2021	us-gaap	Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	533000	usd
CY2023	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	24149000	usd
CY2022	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	30530000	usd
CY2021	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-81240000	usd
CY2022Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	214672000	usd
CY2021Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	184142000	usd
CY2020Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	265382000	usd
CY2023Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	238821000	usd
CY2022Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	214672000	usd
CY2021Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	184142000	usd
CY2023Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	164239000	usd
CY2022Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	124981000	usd
CY2021Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	122059000	usd
CY2023Q4	aciw	Settlement Deposits Current SettlementDepositsCurrent	74582000	usd
CY2022Q4	aciw	Settlement Deposits Current SettlementDepositsCurrent	89691000	usd
CY2021Q4	aciw	Settlement Deposits Current SettlementDepositsCurrent	62083000	usd
CY2023	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	65441000	usd
CY2022	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	43553000	usd
CY2021	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	46166000	usd
CY2023	us-gaap	Interest Paid Net InterestPaidNet	73543000	usd
CY2022	us-gaap	Interest Paid Net InterestPaidNet	48526000	usd
CY2021	us-gaap	Interest Paid Net InterestPaidNet	40071000	usd
CY2022Q4	aciw	Settlement Deposits Current SettlementDepositsCurrent	89691000	usd
CY2021Q4	aciw	Settlement Deposits Current SettlementDepositsCurrent	62083000	usd
CY2023	aciw	Common Stock Number Of Votes CommonStockNumberOfVotes	1	vote
CY2023	us-gaap	Use Of Estimates UseOfEstimates	<div style="text-align:justify"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-style:italic;font-weight:400;line-height:120%">Use of Estimates</span></div><div style="margin-top:6pt;text-align:justify"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">The preparation of consolidated financial statements in conformity with accounting principles generally accepted in the United States (“U.S. GAAP”) requires management to make estimates and assumptions that affect the reported amounts of assets and liabilities and disclosure of contingent assets and liabilities at the date of the consolidated financial statements and the reported amounts of revenues and expenses during the reporting period. These estimates and assumptions are affected by management’s application of accounting policies, as well as uncertainty in the current economic environment. Actual results could differ from those estimates.</span></div>
CY2023Q4	us-gaap	Other Notes Payable Current OtherNotesPayableCurrent	12702000	usd
CY2022Q4	us-gaap	Other Notes Payable Current OtherNotesPayableCurrent	13525000	usd
CY2022Q4	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	11218000	usd
CY2023	aciw	Common Stock Number Of Votes CommonStockNumberOfVotes	1	vote
CY2023	us-gaap	Use Of Estimates UseOfEstimates	<div style="text-align:justify"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-style:italic;font-weight:400;line-height:120%">Use of Estimates</span></div><div style="margin-top:6pt;text-align:justify"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">The preparation of consolidated financial statements in conformity with accounting principles generally accepted in the United States (“U.S. GAAP”) requires management to make estimates and assumptions that affect the reported amounts of assets and liabilities and disclosure of contingent assets and liabilities at the date of the consolidated financial statements and the reported amounts of revenues and expenses during the reporting period. These estimates and assumptions are affected by management’s application of accounting policies, as well as uncertainty in the current economic environment. Actual results could differ from those estimates.</span></div>
CY2023Q4	us-gaap	Other Notes Payable Current OtherNotesPayableCurrent	12702000	usd
CY2022Q4	us-gaap	Other Notes Payable Current OtherNotesPayableCurrent	13525000	usd
CY2023Q4	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	9348000	usd
CY2022Q4	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	11218000	usd
CY2023Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	175945000	usd
CY2023Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	138089000	usd
CY2022Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	140839000	usd
CY2023Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	37856000	usd
CY2022Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	52499000	usd
CY2023Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	175945000	usd
CY2022Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	193338000	usd
CY2023Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	138089000	usd
CY2022Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	140839000	usd
CY2023Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	37856000	usd
CY2022Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	52499000	usd
CY2023	aciw	Revenue Standard Product Warranty Period RevenueStandardProductWarrantyPeriod	P90D
CY2023	aciw	Revenue Initial Post Contract Customer Support Period RevenueInitialPostContractCustomerSupportPeriod	P1Y
CY2023Q4	us-gaap	Goodwill Goodwill	1200000000	usd
CY2023Q4	us-gaap	Goodwill Goodwill	1200000000	usd
CY2023	aciw	Revenue Standard Product Warranty Period RevenueStandardProductWarrantyPeriod	P90D
CY2023	aciw	Revenue Initial Post Contract Customer Support Period RevenueInitialPostContractCustomerSupportPeriod	P1Y
CY2023Q4	us-gaap	Accounts Receivable Gross Current AccountsReceivableGrossCurrent	250423000	usd
CY2022Q4	us-gaap	Accounts Receivable Gross Current AccountsReceivableGrossCurrent	218611000	usd
CY2023Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	4295000	usd
CY2022Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	3779000	usd
CY2023Q4	us-gaap	Billed Contract Receivables BilledContractReceivables	246128000	usd
CY2022Q4	us-gaap	Billed Contract Receivables BilledContractReceivables	214832000	usd
CY2023Q4	us-gaap	Receivables Net Current ReceivablesNetCurrent	206209000	usd
CY2022Q4	us-gaap	Receivables Net Current ReceivablesNetCurrent	188949000	usd
CY2023Q4	us-gaap	Accounts Receivable Net Noncurrent AccountsReceivableNetNoncurrent	313983000	usd
CY2022Q4	us-gaap	Accounts Receivable Net Noncurrent AccountsReceivableNetNoncurrent	297818000	usd
CY2023Q4	aciw	Accrued Receivables Net AccruedReceivablesNet	520192000	usd
CY2022Q4	aciw	Accrued Receivables Net AccruedReceivablesNet	486767000	usd
CY2023Q4	us-gaap	Accounts Receivable Net AccountsReceivableNet	766320000	usd
CY2022Q4	us-gaap	Accounts Receivable Net AccountsReceivableNet	701599000	usd
CY2023Q4	us-gaap	Accounts Receivable Gross Current AccountsReceivableGrossCurrent	250423000	usd
CY2022Q4	us-gaap	Accounts Receivable Gross Current AccountsReceivableGrossCurrent	218611000	usd
CY2023Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	4295000	usd
CY2022Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	3779000	usd
CY2023Q4	us-gaap	Billed Contract Receivables BilledContractReceivables	246128000	usd
CY2022Q4	us-gaap	Billed Contract Receivables BilledContractReceivables	214832000	usd
CY2023Q4	us-gaap	Receivables Net Current ReceivablesNetCurrent	206209000	usd
CY2022Q4	us-gaap	Receivables Net Current ReceivablesNetCurrent	188949000	usd
CY2022Q4	us-gaap	Accounts Receivable Net Noncurrent AccountsReceivableNetNoncurrent	297818000	usd
CY2023Q4	aciw	Accrued Receivables Net AccruedReceivablesNet	520192000	usd
CY2022Q4	aciw	Accrued Receivables Net AccruedReceivablesNet	486767000	usd
CY2023Q4	us-gaap	Accounts Receivable Net AccountsReceivableNet	766320000	usd
CY2022Q4	us-gaap	Accounts Receivable Net AccountsReceivableNet	701599000	usd
CY2022Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	3779000	usd
CY2021Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	2861000	usd
CY2020Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	3912000	usd
CY2023	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	-526000	usd
CY2022	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	-1496000	usd
CY2021	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	1125000	usd
CY2023	aciw	Accounts Receivable Allowance For Credit Loss Writeoff After Recovery AccountsReceivableAllowanceForCreditLossWriteoffAfterRecovery	43000	usd
CY2022	aciw	Accounts Receivable Allowance For Credit Loss Writeoff After Recovery AccountsReceivableAllowanceForCreditLossWriteoffAfterRecovery	389000	usd
CY2021	aciw	Accounts Receivable Allowance For Credit Loss Writeoff After Recovery AccountsReceivableAllowanceForCreditLossWriteoffAfterRecovery	-82000	usd
CY2023	aciw	Allowancefor Doubtful Accounts Receivable Other Period Increase Decrease AllowanceforDoubtfulAccountsReceivableOtherPeriodIncreaseDecrease	33000	usd
CY2022	aciw	Allowancefor Doubtful Accounts Receivable Other Period Increase Decrease AllowanceforDoubtfulAccountsReceivableOtherPeriodIncreaseDecrease	-189000	usd
CY2021	aciw	Allowancefor Doubtful Accounts Receivable Other Period Increase Decrease AllowanceforDoubtfulAccountsReceivableOtherPeriodIncreaseDecrease	-8000	usd
CY2023Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	4295000	usd
CY2022Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	3779000	usd
CY2021Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	2861000	usd
CY2021Q4	us-gaap	Contract With Customer Liability ContractWithCustomerLiability	110350000	usd
CY2022	aciw	Contract With Customer Liability Additions ContractWithCustomerLiabilityAdditions	125865000	usd
CY2022	aciw	Contract With Customer Liability Recognition Of Revenue ContractWithCustomerLiabilityRecognitionOfRevenue	128700000	usd
CY2022	aciw	Contract With Customer Liability Divestiture ContractWithCustomerLiabilityDivestiture	21581000	usd
CY2022	aciw	Contract With Customer Liability Foreign Currency Translation ContractWithCustomerLiabilityForeignCurrencyTranslation	-4398000	usd
CY2022Q4	us-gaap	Contract With Customer Liability ContractWithCustomerLiability	81536000	usd
CY2023	aciw	Contract With Customer Liability Additions ContractWithCustomerLiabilityAdditions	119741000	usd
CY2023	aciw	Contract With Customer Liability Recognition Of Revenue ContractWithCustomerLiabilityRecognitionOfRevenue	117420000	usd
CY2023	aciw	Contract With Customer Liability Foreign Currency Translation ContractWithCustomerLiabilityForeignCurrencyTranslation	503000	usd
CY2023Q4	us-gaap	Contract With Customer Liability ContractWithCustomerLiability	84360000	usd
CY2022Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	3779000	usd
CY2021Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	2861000	usd
CY2020Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	3912000	usd
CY2023	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	-526000	usd
CY2022	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	-1496000	usd
CY2021	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	1125000	usd
CY2023	aciw	Accounts Receivable Allowance For Credit Loss Writeoff After Recovery AccountsReceivableAllowanceForCreditLossWriteoffAfterRecovery	43000	usd
CY2022	aciw	Accounts Receivable Allowance For Credit Loss Writeoff After Recovery AccountsReceivableAllowanceForCreditLossWriteoffAfterRecovery	389000	usd
CY2021	aciw	Accounts Receivable Allowance For Credit Loss Writeoff After Recovery AccountsReceivableAllowanceForCreditLossWriteoffAfterRecovery	-82000	usd
CY2023	aciw	Allowancefor Doubtful Accounts Receivable Other Period Increase Decrease AllowanceforDoubtfulAccountsReceivableOtherPeriodIncreaseDecrease	33000	usd
CY2022	aciw	Allowancefor Doubtful Accounts Receivable Other Period Increase Decrease AllowanceforDoubtfulAccountsReceivableOtherPeriodIncreaseDecrease	-189000	usd
CY2021	aciw	Allowancefor Doubtful Accounts Receivable Other Period Increase Decrease AllowanceforDoubtfulAccountsReceivableOtherPeriodIncreaseDecrease	-8000	usd
CY2023Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	4295000	usd
CY2022Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	3779000	usd
CY2021Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	2861000	usd
CY2021Q4	us-gaap	Contract With Customer Liability ContractWithCustomerLiability	110350000	usd
CY2022	aciw	Contract With Customer Liability Additions ContractWithCustomerLiabilityAdditions	125865000	usd
CY2022	aciw	Contract With Customer Liability Recognition Of Revenue ContractWithCustomerLiabilityRecognitionOfRevenue	128700000	usd
CY2022	aciw	Contract With Customer Liability Divestiture ContractWithCustomerLiabilityDivestiture	21581000	usd
CY2022	aciw	Contract With Customer Liability Foreign Currency Translation ContractWithCustomerLiabilityForeignCurrencyTranslation	-4398000	usd
CY2022Q4	us-gaap	Contract With Customer Liability ContractWithCustomerLiability	81536000	usd
CY2023	aciw	Contract With Customer Liability Additions ContractWithCustomerLiabilityAdditions	119741000	usd
CY2023	aciw	Contract With Customer Liability Recognition Of Revenue ContractWithCustomerLiabilityRecognitionOfRevenue	117420000	usd
CY2023	aciw	Contract With Customer Liability Foreign Currency Translation ContractWithCustomerLiabilityForeignCurrencyTranslation	503000	usd
CY2023Q4	us-gaap	Contract With Customer Liability ContractWithCustomerLiability	84360000	usd
CY2023Q4	us-gaap	Revenue Remaining Performance Obligation RevenueRemainingPerformanceObligation	665600000	usd
CY2023Q4	us-gaap	Revenue Remaining Performance Obligation Percentage RevenueRemainingPerformanceObligationPercentage	0.50
CY2023Q4	us-gaap	Revenue Remaining Performance Obligation Expected Timing Of Satisfaction Period1 RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1	P12M
CY2023	us-gaap	Contract With Customer Performance Obligation Satisfied In Previous Period ContractWithCustomerPerformanceObligationSatisfiedInPreviousPeriod	79000000	usd
CY2023	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	1424000	usd
CY2023Q4	us-gaap	Revenue Remaining Performance Obligation RevenueRemainingPerformanceObligation	665600000	usd
CY2023Q4	us-gaap	Revenue Remaining Performance Obligation Percentage RevenueRemainingPerformanceObligationPercentage	0.50
CY2023Q4	us-gaap	Revenue Remaining Performance Obligation Expected Timing Of Satisfaction Period1 RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1	P12M
CY2023	us-gaap	Contract With Customer Performance Obligation Satisfied In Previous Period ContractWithCustomerPerformanceObligationSatisfiedInPreviousPeriod	79000000	usd
CY2023Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Next Twelve Months LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths	77900000	usd
CY2023Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Two LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo	565798000	usd
CY2023Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Three LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree	400000000	usd
CY2023Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Four LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour	0	usd
CY2023Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Five LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive	0	usd
CY2023Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal After Year Five LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive	0	usd
CY2023Q4	us-gaap	Debt Instrument Carrying Amount DebtInstrumentCarryingAmount	1043698000	usd
CY2023Q4	us-gaap	Deferred Finance Costs Net DeferredFinanceCostsNet	5694000	usd
CY2022Q4	us-gaap	Deferred Finance Costs Net DeferredFinanceCostsNet	7857000	usd
CY2023Q4	us-gaap	Long Term Debt LongTermDebt	1038004000	usd
CY2022Q4	us-gaap	Long Term Debt LongTermDebt	1089872000	usd
CY2023Q4	us-gaap	Deferred Finance Costs Current Net DeferredFinanceCostsCurrentNet	3495000	usd
CY2022Q4	us-gaap	Deferred Finance Costs Current Net DeferredFinanceCostsCurrentNet	4385000	usd
CY2023Q4	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	963599000	usd
CY2023	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	33800000	usd
CY2022	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	35500000	usd
CY2021	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	37000000	usd
CY2023Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Next Twelve Months LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths	77900000	usd
CY2023Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Two LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo	565798000	usd
CY2023Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Three LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree	400000000	usd
CY2023Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Four LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour	0	usd
CY2023Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Five LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive	0	usd
CY2023Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal After Year Five LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive	0	usd
CY2023Q4	us-gaap	Debt Instrument Carrying Amount DebtInstrumentCarryingAmount	1043698000	usd
CY2023Q4	us-gaap	Deferred Finance Costs Net DeferredFinanceCostsNet	5694000	usd
CY2022Q4	us-gaap	Deferred Finance Costs Net DeferredFinanceCostsNet	7857000	usd
CY2023Q4	us-gaap	Long Term Debt LongTermDebt	1038004000	usd
CY2022Q4	us-gaap	Long Term Debt LongTermDebt	1089872000	usd
CY2023Q4	us-gaap	Deferred Finance Costs Current Net DeferredFinanceCostsCurrentNet	3495000	usd
CY2022Q4	us-gaap	Deferred Finance Costs Current Net DeferredFinanceCostsCurrentNet	4385000	usd
CY2023Q4	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	963599000	usd
CY2022Q4	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	1024351000	usd
CY2023	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	33800000	usd
CY2022	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	35500000	usd
CY2021	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	37000000	usd
CY2021	us-gaap	State And Local Income Tax Expense Benefit Continuing Operations StateAndLocalIncomeTaxExpenseBenefitContinuingOperations	6094000	usd
CY2023	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	36020000	usd
CY2022Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	1221219	shares
CY2022Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	19.00
CY2023	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	343093	shares
CY2023	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice	19.60
CY2023	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Expirations In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpirationsInPeriod	4614	shares
CY2023	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Expirations In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExpirationsInPeriodWeightedAverageExercisePrice	19.63
CY2023Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	873512	shares
CY2023Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	18.76
CY2023	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Outstanding Weighted Average Remaining Contractual Term2 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2	P1Y11M23D
CY2023Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue	10345792	usd
CY2023Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber	873512	shares
CY2023Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice	18.76
CY2023	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Weighted Average Remaining Contractual Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1	P1Y11M23D
CY2023Q4	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Intrinsic Value1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1	10345792	usd
CY2023	us-gaap	Share Based Compensation ShareBasedCompensation	24500000	usd
CY2022	us-gaap	Share Based Compensation ShareBasedCompensation	29800000	usd
CY2021	us-gaap	Share Based Compensation ShareBasedCompensation	27200000	usd
CY2023	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	4500000	usd
CY2022	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	4500000	usd
CY2021	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	3900000	usd
CY2023Q1	us-gaap	Stock Repurchase Program Authorized Amount1 StockRepurchaseProgramAuthorizedAmount1	200000000	usd
CY2023	us-gaap	Treasury Stock Shares Acquired TreasuryStockSharesAcquired	939567	shares
CY2023	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	27600000	usd
CY2023Q4	aciw	Treasury Stock Shares Acquired To Date TreasuryStockSharesAcquiredToDate	58921300	shares
CY2023Q4	aciw	Treasury Stock Value Acquired Cost Method To Date TreasuryStockValueAcquiredCostMethodToDate	953800000	usd
CY2023Q4	us-gaap	Stock Repurchase Program Remaining Authorized Repurchase Amount1 StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1	172400000	usd
CY2022Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	1221219	shares
CY2022Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	19.00
CY2023	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	343093	shares
CY2023	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice	19.60
CY2023	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Expirations In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpirationsInPeriod	4614	shares
CY2023	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Expirations In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExpirationsInPeriodWeightedAverageExercisePrice	19.63
CY2023Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	873512	shares
CY2023Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	18.76
CY2023	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Outstanding Weighted Average Remaining Contractual Term2 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2	P1Y11M23D
CY2023Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue	10345792	usd
CY2023Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber	873512	shares
CY2023Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice	18.76
CY2023	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Weighted Average Remaining Contractual Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1	P1Y11M23D
CY2023Q4	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Intrinsic Value1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1	10345792	usd
CY2023	us-gaap	Share Based Compensation ShareBasedCompensation	24500000	usd
CY2022	us-gaap	Share Based Compensation ShareBasedCompensation	29800000	usd
CY2021	us-gaap	Share Based Compensation ShareBasedCompensation	27200000	usd
CY2023	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	4500000	usd
CY2022	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	4500000	usd
CY2021	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	3900000	usd
CY2023Q1	us-gaap	Stock Repurchase Program Authorized Amount1 StockRepurchaseProgramAuthorizedAmount1	200000000	usd
CY2023	us-gaap	Treasury Stock Shares Acquired TreasuryStockSharesAcquired	939567	shares
CY2023	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	27600000	usd
CY2023Q4	aciw	Treasury Stock Shares Acquired To Date TreasuryStockSharesAcquiredToDate	58921300	shares
CY2023Q4	aciw	Treasury Stock Value Acquired Cost Method To Date TreasuryStockValueAcquiredCostMethodToDate	953800000	usd
CY2023Q4	us-gaap	Stock Repurchase Program Remaining Authorized Repurchase Amount1 StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1	172400000	usd
CY2023	us-gaap	Stock Issued During Period Shares Treasury Stock Reissued StockIssuedDuringPeriodSharesTreasuryStockReissued	1150111	shares
CY2022	us-gaap	Stock Issued During Period Shares Treasury Stock Reissued StockIssuedDuringPeriodSharesTreasuryStockReissued	1299108	shares
CY2021	us-gaap	Stock Issued During Period Shares Treasury Stock Reissued StockIssuedDuringPeriodSharesTreasuryStockReissued	1982792	shares
CY2023	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	108497000	shares
CY2022	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	113700000	shares
CY2021	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	117407000	shares
CY2023	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	360000	shares
CY2022	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	538000	shares
CY2021	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	1240000	shares
CY2023	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	108857000	shares
CY2022	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	114238000	shares
CY2021	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	118647000	shares
CY2023	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	1300000	shares
CY2022	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	1900000	shares
CY2021	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	1300000	shares
CY2023Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	108077738	shares
CY2022Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	108068828	shares
CY2023	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-8500000	usd
CY2022	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	43400000	usd
CY2021	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-1300000	usd
CY2023	us-gaap	Stock Issued During Period Shares Treasury Stock Reissued StockIssuedDuringPeriodSharesTreasuryStockReissued	1150111	shares
CY2022	us-gaap	Stock Issued During Period Shares Treasury Stock Reissued StockIssuedDuringPeriodSharesTreasuryStockReissued	1299108	shares
CY2021	us-gaap	Stock Issued During Period Shares Treasury Stock Reissued StockIssuedDuringPeriodSharesTreasuryStockReissued	1982792	shares
CY2023	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	108497000	shares
CY2022	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	113700000	shares
CY2021	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	117407000	shares
CY2023	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	360000	shares
CY2022	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	538000	shares
CY2021	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	1240000	shares
CY2023	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	108857000	shares
CY2022	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	114238000	shares
CY2021	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	118647000	shares
CY2023	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	1300000	shares
CY2022	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	1900000	shares
CY2021	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	1300000	shares
CY2023Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	108077738	shares
CY2022Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	108068828	shares
CY2023	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-8500000	usd
CY2022	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	43400000	usd
CY2021	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-1300000	usd
CY2023	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1452579000	usd
CY2022	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1421901000	usd
CY2021	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1370598000	usd
CY2023	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	122373000	usd
CY2022	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	127328000	usd
CY2021	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	133393000	usd
CY2023	us-gaap	Share Based Compensation ShareBasedCompensation	24547000	usd
CY2022	us-gaap	Share Based Compensation ShareBasedCompensation	29753000	usd
CY2021	us-gaap	Share Based Compensation ShareBasedCompensation	27242000	usd
CY2023	aciw	Corporate And Unallocated Income Expense CorporateAndUnallocatedIncomeExpense	174849000	usd
CY2022	aciw	Corporate And Unallocated Income Expense CorporateAndUnallocatedIncomeExpense	166501000	usd
CY2021	aciw	Corporate And Unallocated Income Expense CorporateAndUnallocatedIncomeExpense	185731000	usd
CY2023	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	-64271000	usd
CY2022	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	-40646000	usd
CY2021	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	-33538000	usd
CY2023	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-8510000	usd
CY2022	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	43446000	usd
CY2021	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-1294000	usd
CY2023	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	147627000	usd
CY2022	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	206635000	usd
CY2021	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	175065000	usd
CY2023	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1452579000	usd
CY2022	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1421901000	usd
CY2021	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1370598000	usd
CY2023	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1452579000	usd
CY2022	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1421901000	usd
CY2021	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1370598000	usd
CY2021	us-gaap	State And Local Income Tax Expense Benefit Continuing Operations StateAndLocalIncomeTaxExpenseBenefitContinuingOperations	6094000	usd
CY2023	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	36020000	usd
CY2022	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	47798000	usd
CY2021	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	31955000	usd
CY2023	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1452579000	usd
CY2022	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1421901000	usd
CY2021	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1370598000	usd
CY2023	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	122373000	usd
CY2022	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	127328000	usd
CY2021	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	133393000	usd
CY2023	us-gaap	Share Based Compensation ShareBasedCompensation	24547000	usd
CY2022	us-gaap	Share Based Compensation ShareBasedCompensation	29753000	usd
CY2021	us-gaap	Share Based Compensation ShareBasedCompensation	27242000	usd
CY2023	aciw	Corporate And Unallocated Income Expense CorporateAndUnallocatedIncomeExpense	174849000	usd
CY2022	aciw	Corporate And Unallocated Income Expense CorporateAndUnallocatedIncomeExpense	166501000	usd
CY2021	aciw	Corporate And Unallocated Income Expense CorporateAndUnallocatedIncomeExpense	185731000	usd
CY2023	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	-64271000	usd
CY2022	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	-40646000	usd
CY2021	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	-33538000	usd
CY2023	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-8510000	usd
CY2022	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	43446000	usd
CY2021	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-1294000	usd
CY2023	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	147627000	usd
CY2022	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	206635000	usd
CY2021	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	175065000	usd
CY2023	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1452579000	usd
CY2022	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1421901000	usd
CY2021	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1370598000	usd
CY2023	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1452579000	usd
CY2022	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1421901000	usd
CY2021	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1370598000	usd
CY2022	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	47798000	usd
CY2021	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	31955000	usd
CY2023	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	1424000	usd
CY2022	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	5456000	usd
CY2023Q4	us-gaap	Noncurrent Assets NoncurrentAssets	1979595000	usd
CY2022Q4	us-gaap	Noncurrent Assets NoncurrentAssets	2041352000	usd
CY2023	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	-8342000	usd
CY2022	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	-11751000	usd
CY2021	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	69817000	usd
CY2023	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	155969000	usd
CY2022	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	218386000	usd
CY2021	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	105248000	usd
CY2023	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	147627000	usd
CY2022	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	206635000	usd
CY2021	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	175065000	usd
CY2023	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	-3490000	usd
CY2022	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	7064000	usd
CY2021	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	3994000	usd
CY2023	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	-6306000	usd
CY2022	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	-353000	usd
CY2021	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	6067000	usd
CY2023	us-gaap	Federal Income Tax Expense Benefit Continuing Operations FederalIncomeTaxExpenseBenefitContinuingOperations	-9796000	usd
CY2022	us-gaap	Federal Income Tax Expense Benefit Continuing Operations FederalIncomeTaxExpenseBenefitContinuingOperations	6711000	usd
CY2021	us-gaap	Federal Income Tax Expense Benefit Continuing Operations FederalIncomeTaxExpenseBenefitContinuingOperations	10061000	usd
CY2023	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	-2327000	usd
CY2022	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	7993000	usd
CY2021	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	7592000	usd
CY2023	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	797000	usd
CY2022	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	-3500000	usd
CY2021	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	-1498000	usd
CY2023	us-gaap	State And Local Income Tax Expense Benefit Continuing Operations StateAndLocalIncomeTaxExpenseBenefitContinuingOperations	-1530000	usd
CY2022	us-gaap	State And Local Income Tax Expense Benefit Continuing Operations StateAndLocalIncomeTaxExpenseBenefitContinuingOperations	4493000	usd
CY2023Q4	us-gaap	Noncurrent Assets NoncurrentAssets	1979595000	usd
CY2022Q4	us-gaap	Noncurrent Assets NoncurrentAssets	2041352000	usd
CY2023	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	-8342000	usd
CY2022	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	-11751000	usd
CY2021	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	69817000	usd
CY2023	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	155969000	usd
CY2022	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	218386000	usd
CY2021	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	105248000	usd
CY2023	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	147627000	usd
CY2022	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	206635000	usd
CY2021	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	175065000	usd
CY2023	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	-3490000	usd
CY2022	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	7064000	usd
CY2021	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	3994000	usd
CY2023	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	-6306000	usd
CY2022	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	-353000	usd
CY2021	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	6067000	usd
CY2023	us-gaap	Federal Income Tax Expense Benefit Continuing Operations FederalIncomeTaxExpenseBenefitContinuingOperations	-9796000	usd
CY2022	us-gaap	Federal Income Tax Expense Benefit Continuing Operations FederalIncomeTaxExpenseBenefitContinuingOperations	6711000	usd
CY2021	us-gaap	Federal Income Tax Expense Benefit Continuing Operations FederalIncomeTaxExpenseBenefitContinuingOperations	10061000	usd
CY2023	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	-2327000	usd
CY2022	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	7993000	usd
CY2021	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	7592000	usd
CY2023	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	797000	usd
CY2022	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	-3500000	usd
CY2021	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	-1498000	usd
CY2023	us-gaap	State And Local Income Tax Expense Benefit Continuing Operations StateAndLocalIncomeTaxExpenseBenefitContinuingOperations	-1530000	usd
CY2022	us-gaap	State And Local Income Tax Expense Benefit Continuing Operations StateAndLocalIncomeTaxExpenseBenefitContinuingOperations	4493000	usd
CY2022	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	5456000	usd
CY2021	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	-836000	usd
CY2023	us-gaap	Foreign Income Tax Expense Benefit Continuing Operations ForeignIncomeTaxExpenseBenefitContinuingOperations	37444000	usd
CY2022	us-gaap	Foreign Income Tax Expense Benefit Continuing Operations ForeignIncomeTaxExpenseBenefitContinuingOperations	53254000	usd
CY2021	us-gaap	Foreign Income Tax Expense Benefit Continuing Operations ForeignIncomeTaxExpenseBenefitContinuingOperations	31119000	usd
CY2023	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	26118000	usd
CY2022	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	64458000	usd
CY2021	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	47274000	usd
CY2023	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	31002000	usd
CY2022	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	43393000	usd
CY2021	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	36764000	usd
CY2023	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	1744000	usd
CY2022	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	2351000	usd
CY2021	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	4816000	usd
CY2023	us-gaap	Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance	1588000	usd
CY2022	us-gaap	Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance	71000	usd
CY2021	us-gaap	Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance	1228000	usd
CY2023	us-gaap	Income Tax Reconciliation Foreign Income Tax Rate Differential IncomeTaxReconciliationForeignIncomeTaxRateDifferential	-7658000	usd
CY2022	us-gaap	Income Tax Reconciliation Foreign Income Tax Rate Differential IncomeTaxReconciliationForeignIncomeTaxRateDifferential	-12949000	usd
CY2021	us-gaap	Income Tax Reconciliation Foreign Income Tax Rate Differential IncomeTaxReconciliationForeignIncomeTaxRateDifferential	-5376000	usd
CY2023	us-gaap	Income Tax Reconciliation Tax Contingencies IncomeTaxReconciliationTaxContingencies	-5726000	usd
CY2022	us-gaap	Income Tax Reconciliation Tax Contingencies IncomeTaxReconciliationTaxContingencies	2039000	usd
CY2021	us-gaap	Income Tax Reconciliation Tax Contingencies IncomeTaxReconciliationTaxContingencies	858000	usd
CY2023	aciw	Effective Income Tax Rate Reconciliation Tax Effect Of Foreign Operations EffectiveIncomeTaxRateReconciliationTaxEffectOfForeignOperations	10350000	usd
CY2022	aciw	Effective Income Tax Rate Reconciliation Tax Effect Of Foreign Operations EffectiveIncomeTaxRateReconciliationTaxEffectOfForeignOperations	15336000	usd
CY2021	aciw	Effective Income Tax Rate Reconciliation Tax Effect Of Foreign Operations EffectiveIncomeTaxRateReconciliationTaxEffectOfForeignOperations	16151000	usd
CY2023	us-gaap	Income Tax Reconciliation Tax Credits Research IncomeTaxReconciliationTaxCreditsResearch	5104000	usd
CY2022	us-gaap	Income Tax Reconciliation Tax Credits Research IncomeTaxReconciliationTaxCreditsResearch	3365000	usd
CY2021	us-gaap	Income Tax Reconciliation Tax Credits Research IncomeTaxReconciliationTaxCreditsResearch	4123000	usd
CY2023	us-gaap	Income Tax Reconciliation Nondeductible Expense Share Based Compensation Cost IncomeTaxReconciliationNondeductibleExpenseShareBasedCompensationCost	3004000	usd
CY2022	us-gaap	Income Tax Reconciliation Nondeductible Expense Share Based Compensation Cost IncomeTaxReconciliationNondeductibleExpenseShareBasedCompensationCost	2266000	usd
CY2021	us-gaap	Income Tax Reconciliation Nondeductible Expense Share Based Compensation Cost IncomeTaxReconciliationNondeductibleExpenseShareBasedCompensationCost	-1887000	usd
CY2023	us-gaap	Income Tax Reconciliation Disposition Of Business IncomeTaxReconciliationDispositionOfBusiness	-2900000	usd
CY2022	us-gaap	Income Tax Reconciliation Disposition Of Business IncomeTaxReconciliationDispositionOfBusiness	14522000	usd
CY2021	us-gaap	Income Tax Reconciliation Disposition Of Business IncomeTaxReconciliationDispositionOfBusiness	0	usd
CY2023	us-gaap	Income Tax Reconciliation Other Adjustments IncomeTaxReconciliationOtherAdjustments	-182000	usd
CY2022	us-gaap	Income Tax Reconciliation Other Adjustments IncomeTaxReconciliationOtherAdjustments	794000	usd
CY2021	us-gaap	Income Tax Reconciliation Other Adjustments IncomeTaxReconciliationOtherAdjustments	-1157000	usd
CY2023	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	26118000	usd
CY2022	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	64458000	usd
CY2021	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	47274000	usd
CY2021	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	-836000	usd
CY2023	us-gaap	Foreign Income Tax Expense Benefit Continuing Operations ForeignIncomeTaxExpenseBenefitContinuingOperations	37444000	usd
CY2021	us-gaap	Foreign Income Tax Expense Benefit Continuing Operations ForeignIncomeTaxExpenseBenefitContinuingOperations	31119000	usd
CY2023	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	26118000	usd
CY2022	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	64458000	usd
CY2021	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	47274000	usd
CY2023	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	31002000	usd
CY2022	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	43393000	usd
CY2021	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	36764000	usd
CY2023	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	1744000	usd
CY2022	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	2351000	usd
CY2021	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	4816000	usd
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CY2022	us-gaap	Income Tax Reconciliation Foreign Income Tax Rate Differential IncomeTaxReconciliationForeignIncomeTaxRateDifferential	-12949000	usd
CY2021	us-gaap	Income Tax Reconciliation Foreign Income Tax Rate Differential IncomeTaxReconciliationForeignIncomeTaxRateDifferential	-5376000	usd
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CY2022	us-gaap	Income Tax Reconciliation Tax Contingencies IncomeTaxReconciliationTaxContingencies	2039000	usd
CY2021	us-gaap	Income Tax Reconciliation Tax Contingencies IncomeTaxReconciliationTaxContingencies	858000	usd
CY2023	aciw	Effective Income Tax Rate Reconciliation Tax Effect Of Foreign Operations EffectiveIncomeTaxRateReconciliationTaxEffectOfForeignOperations	10350000	usd
CY2022	aciw	Effective Income Tax Rate Reconciliation Tax Effect Of Foreign Operations EffectiveIncomeTaxRateReconciliationTaxEffectOfForeignOperations	15336000	usd
CY2021	aciw	Effective Income Tax Rate Reconciliation Tax Effect Of Foreign Operations EffectiveIncomeTaxRateReconciliationTaxEffectOfForeignOperations	16151000	usd
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CY2022	us-gaap	Income Tax Reconciliation Tax Credits Research IncomeTaxReconciliationTaxCreditsResearch	3365000	usd
CY2021	us-gaap	Income Tax Reconciliation Tax Credits Research IncomeTaxReconciliationTaxCreditsResearch	4123000	usd
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CY2022	us-gaap	Income Tax Reconciliation Other Adjustments IncomeTaxReconciliationOtherAdjustments	794000	usd
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CY2023	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	26118000	usd
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CY2022Q4	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	92942000	usd
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CY2022Q4	us-gaap	Deferred Tax Liabilities Property Plant And Equipment DeferredTaxLiabilitiesPropertyPlantAndEquipment	33692000	usd
CY2023Q4	aciw	Deferred Tax Liabilities Operating Lease Right Of Use Asset DeferredTaxLiabilitiesOperatingLeaseRightOfUseAsset	7303000	usd
CY2022Q4	aciw	Deferred Tax Liabilities Operating Lease Right Of Use Asset DeferredTaxLiabilitiesOperatingLeaseRightOfUseAsset	8885000	usd
CY2023Q4	us-gaap	Deferred Tax Liabilities Tax Deferred Income DeferredTaxLiabilitiesTaxDeferredIncome	5407000	usd
CY2022Q4	us-gaap	Deferred Tax Liabilities Tax Deferred Income DeferredTaxLiabilitiesTaxDeferredIncome	9566000	usd
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CY2022	us-gaap	Lease Cost LeaseCost	15277000	usd
CY2021	us-gaap	Lease Cost LeaseCost	15509000	usd
CY2022Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards DeferredTaxAssetsOperatingLossCarryforwards	16763000	usd
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CY2022Q4	us-gaap	Unrecognized Tax Benefits That Would Impact Effective Tax Rate UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate	25000000	usd
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CY2022	us-gaap	Lease Cost LeaseCost	15277000	usd
CY2021	us-gaap	Lease Cost LeaseCost	15509000	usd
CY2022Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	26408000	usd
CY2021Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	24510000	usd
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CY2021	us-gaap	Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions	2272000	usd
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CY2022	aciw	Unrecognized Tax Benefits Increase Decrease Resulting From Currency Translation UnrecognizedTaxBenefitsIncreaseDecreaseResultingFromCurrencyTranslation	-216000	usd
CY2021	aciw	Unrecognized Tax Benefits Increase Decrease Resulting From Currency Translation UnrecognizedTaxBenefitsIncreaseDecreaseResultingFromCurrencyTranslation	-44000	usd
CY2023Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	20889000	usd
CY2022Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	26408000	usd
CY2021Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	24510000	usd
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CY2022Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	26408000	usd
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CY2021	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions	65000	usd
CY2023	us-gaap	Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions	3941000	usd
CY2022	us-gaap	Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions	9320000	usd
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CY2022	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Settlements With Taxing Authorities UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities	63000	usd
CY2021	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Settlements With Taxing Authorities UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities	620000	usd
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CY2022	us-gaap	Unrecognized Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations	5833000	usd
CY2021	us-gaap	Unrecognized Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations	2876000	usd
CY2023	aciw	Unrecognized Tax Benefits Increase Decrease Resulting From Currency Translation UnrecognizedTaxBenefitsIncreaseDecreaseResultingFromCurrencyTranslation	69000	usd
CY2022	aciw	Unrecognized Tax Benefits Increase Decrease Resulting From Currency Translation UnrecognizedTaxBenefitsIncreaseDecreaseResultingFromCurrencyTranslation	-216000	usd
CY2021	aciw	Unrecognized Tax Benefits Increase Decrease Resulting From Currency Translation UnrecognizedTaxBenefitsIncreaseDecreaseResultingFromCurrencyTranslation	-44000	usd
CY2023Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	20889000	usd
CY2022Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	26408000	usd
CY2021Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	24510000	usd
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CY2022	us-gaap	Unrecognized Tax Benefits Income Tax Penalties And Interest Expense UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestExpense	-500000	usd
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CY2023	us-gaap	Operating Lease Cost OperatingLeaseCost	13074000	usd
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CY2021	us-gaap	Operating Lease Cost OperatingLeaseCost	12369000	usd
CY2023	us-gaap	Variable Lease Cost VariableLeaseCost	2663000	usd
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CY2022	us-gaap	Operating Lease Payments OperatingLeasePayments	14020000	usd
CY2021	us-gaap	Operating Lease Payments OperatingLeasePayments	19623000	usd
CY2023	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	6359000	usd
CY2022	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	7693000	usd
CY2021	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	20944000	usd
CY2023Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	34338000	usd
CY2022Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	40031000	usd
CY2023Q4	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	9348000	usd
CY2022Q4	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	11218000	usd
CY2023Q4	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	29074000	usd
CY2022Q4	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	33910000	usd
CY2023Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	38422000	usd
CY2022Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	45128000	usd
CY2023Q4	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P5Y3M21D
CY2022Q4	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P5Y6M10D
CY2023Q4	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.0347
CY2022Q4	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.0321
CY2023Q4	us-gaap	Lessee Operating Lease Liability Payments Due Next Twelve Months LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths	10465000	usd
CY2023Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Two LesseeOperatingLeaseLiabilityPaymentsDueYearTwo	8162000	usd
CY2023Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Three LesseeOperatingLeaseLiabilityPaymentsDueYearThree	6290000	usd
CY2023Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Four LesseeOperatingLeaseLiabilityPaymentsDueYearFour	5580000	usd
CY2023Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Five LesseeOperatingLeaseLiabilityPaymentsDueYearFive	4801000	usd
CY2023Q4	us-gaap	Lessee Operating Lease Liability Payments Due After Year Five LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive	6363000	usd
CY2023Q4	us-gaap	Lessee Operating Lease Liability Payments Due LesseeOperatingLeaseLiabilityPaymentsDue	41661000	usd
CY2023Q4	us-gaap	Lessee Operating Lease Liability Undiscounted Excess Amount LesseeOperatingLeaseLiabilityUndiscountedExcessAmount	3239000	usd
CY2023Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	38422000	usd
CY2023	us-gaap	Operating Lease Payments OperatingLeasePayments	14039000	usd
CY2022	us-gaap	Operating Lease Payments OperatingLeasePayments	14020000	usd
CY2021	us-gaap	Operating Lease Payments OperatingLeasePayments	19623000	usd
CY2023	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	6359000	usd
CY2022	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	7693000	usd
CY2021	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	20944000	usd
CY2023Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	34338000	usd
CY2022Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	40031000	usd
CY2023Q4	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	9348000	usd
CY2022Q4	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	11218000	usd
CY2023Q4	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	29074000	usd
CY2022Q4	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	33910000	usd
CY2023Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	38422000	usd
CY2022Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	45128000	usd
CY2023Q4	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P5Y3M21D
CY2022Q4	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P5Y6M10D
CY2023Q4	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.0347
CY2022Q4	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.0321
CY2023Q4	us-gaap	Lessee Operating Lease Liability Payments Due Next Twelve Months LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths	10465000	usd
CY2023Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Two LesseeOperatingLeaseLiabilityPaymentsDueYearTwo	8162000	usd
CY2023Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Three LesseeOperatingLeaseLiabilityPaymentsDueYearThree	6290000	usd
CY2023Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Four LesseeOperatingLeaseLiabilityPaymentsDueYearFour	5580000	usd
CY2023Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Five LesseeOperatingLeaseLiabilityPaymentsDueYearFive	4801000	usd
CY2023Q4	us-gaap	Lessee Operating Lease Liability Payments Due After Year Five LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive	6363000	usd
CY2023Q4	us-gaap	Lessee Operating Lease Liability Payments Due LesseeOperatingLeaseLiabilityPaymentsDue	41661000	usd
CY2023Q4	us-gaap	Lessee Operating Lease Liability Undiscounted Excess Amount LesseeOperatingLeaseLiabilityUndiscountedExcessAmount	3239000	usd
CY2023Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	38422000	usd
CY2023	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	12800000	usd
CY2022	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	13400000	usd
CY2021	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	13000000	usd
CY2023	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	12800000	usd
CY2022	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	13400000	usd
CY2021	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	13000000	usd

Files In Submission

Name	View Source	Status
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0000935036-24-000007-index.html	Edgar Link	pending
0000935036-24-000007.txt	Edgar Link	pending
0000935036-24-000007-xbrl.zip	Edgar Link	pending
aciw-20231231.htm	Edgar Link	pending
aciw-20231231.xsd	Edgar Link	pending
aciw-20231231xexx0404.htm	Edgar Link	pending
aciw-20231231xexx2101.htm	Edgar Link	pending
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aciw-20231231xexx3101.htm	Edgar Link	pending
aciw-20231231xexx3102.htm	Edgar Link	pending
aciw-20231231xexx3201.htm	Edgar Link	pending
aciw-20231231xexx3202.htm	Edgar Link	pending
aciw-20231231xexx971.htm	Edgar Link	pending
aciw-20231231_g1.gif	Edgar Link	pending
Financial_Report.xlsx	Edgar Link	pending
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aciw-20231231_htm.xml	Edgar Link	completed
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report.css	Edgar Link	pending
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aciw-20231231_cal.xml	Edgar Link	unprocessable
aciw-20231231_def.xml	Edgar Link	unprocessable
aciw-20231231_lab.xml	Edgar Link	unprocessable
aciw-20231231_pre.xml	Edgar Link	unprocessable
FilingSummary.xml	Edgar Link	unprocessable

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$ACIW
ACI WORLDWIDE, INC. Stock $aciw

2024 Q1 Form 10-K Financial Statement

#000093503624000007 Filed on February 29, 2024

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$ACIW ACI WORLDWIDE, INC. Stock $aciw

2024 Q1 Form 10-K Financial Statement

#000093503624000007 Filed on February 29, 2024

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$ACIW
ACI WORLDWIDE, INC. Stock $aciw