$CRTO
Criteo S.A. Stock $crto

$crto Overview Financials Valuation SEC Filings Company Website

2020 Q4 Form 10-Q Financial Statement

#000157642720000099 Filed on October 29, 2020

Income Statement

Concept	2020 Q4	2020 Q3	2019 Q3
Revenue	$661.3M	$470.3M	$522.6M
YoY Change	1.32%	-10.0%	-1.18%
Cost Of Revenue	$442.8M	$284.4M	$301.9M
YoY Change	6.01%	-5.8%	-1.14%
Gross Profit	$218.5M	$151.3M	$189.6M
YoY Change	-7.0%	-20.18%	-0.5%
Gross Profit Margin	33.04%	32.18%	36.28%
Selling, General & Admin	$109.6M	$112.3M	$118.8M
YoY Change	-3.97%	-5.46%	-3.39%
% of Gross Profit	50.17%	74.23%	62.67%
Research & Development	$30.34M	$30.95M	$41.41M
YoY Change	-9.29%	-25.26%	-0.91%
% of Gross Profit	13.89%	20.45%	21.84%
Depreciation & Amortization	$26.96M	$24.68M	$19.46M
YoY Change	-32.14%	26.86%	-30.27%
% of Gross Profit	12.34%	16.31%	10.26%
Operating Expenses	$146.7M	$143.3M	$160.2M
YoY Change	-11.28%	-10.58%	-2.76%
Operating Profit	$71.74M	$8.051M	$29.37M
YoY Change	3.17%	-72.59%	13.94%
Interest Expense	-$86.00K	$677.0K	$454.0K
YoY Change	-94.24%	49.12%	-12.86%
% of Operating Profit	-0.12%	8.41%	1.55%
Other Income/Expense, Net	-$25.00K	-$491.0K	-$900.0K
YoY Change	-10.71%	-45.44%	-10.63%
Pretax Income	$67.07M	$7.560M	$28.47M
YoY Change	16.94%	-73.45%	14.94%
Income Tax	$20.25M	$2.267M	$7.913M
% Of Pretax Income	30.2%	29.99%	27.79%
Net Earnings	$45.28M	$5.227M	$18.78M
YoY Change	7.74%	-72.16%	9.54%
Net Earnings / Revenue	6.85%	1.11%	3.59%
Basic Earnings Per Share		$0.09	$0.29
Diluted Earnings Per Share	$726.3K	$0.09	$0.28
COMMON SHARES
Basic Shares Outstanding	60.24M shares	60.08M shares	64.87M shares
Diluted Shares Outstanding		61.03M shares	66.07M shares

Balance Sheet

Concept	2020 Q4	2020 Q3	2019 Q3
SHORT-TERM ASSETS
Cash & Short-Term Investments	$529.8M	$626.7M	$409.2M
YoY Change	26.52%	53.17%	-10.8%
Cash & Equivalents	$488.0M	$626.7M	$409.2M
Short-Term Investments	$41.81M		$167.4M
Other Short-Term Assets	$21.41M	$19.28M	$18.17M
YoY Change	24.27%	6.13%	-32.36%
Inventory
Prepaid Expenses	$9.801M	$9.572M	$9.591M
Receivables	$474.1M	$335.6M	$356.7M
Other Receivables	$87.07M	$74.08M	$78.97M
Total Short-Term Assets	$1.065B	$1.051B	$859.3M
YoY Change	6.41%	22.33%	-5.72%
LONG-TERM ASSETS
Property, Plant & Equipment	$189.5M	$195.7M	$197.5M
YoY Change	-2.4%	-0.93%	7.48%
Goodwill	$325.8M	$319.6M	$314.9M
YoY Change	2.75%	1.5%	17.17%
Intangibles	$79.74M	$78.34M	$95.70M
YoY Change	-8.22%	-18.14%	-1.18%
Long-Term Investments	$59.92M	$43.59M	$21.25M
YoY Change	175.52%	105.12%	3.66%
Other Assets	$19.88M	$34.73M	$43.36M
YoY Change	-28.98%	-19.9%	24.95%
Total Long-Term Assets	$788.9M	$792.2M	$842.6M
YoY Change	-0.13%	-5.98%	39.38%
TOTAL ASSETS
Total Short-Term Assets	$1.065B	$1.051B	$859.3M
Total Long-Term Assets	$788.9M	$792.2M	$842.6M
Total Assets	$1.853B	$1.843B	$1.702B
YoY Change	3.52%	8.31%	12.27%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$371.7M	$310.8M	$331.8M
YoY Change	-5.81%	-6.33%	-10.0%
Accrued Expenses	$133.7M	$117.4M	$109.2M
YoY Change	10.8%	7.52%	103.34%
Deferred Revenue	$84.00K	$379.0K	$304.0K
YoY Change	-63.0%	24.67%	-62.65%
Short-Term Debt	$0.00	$0.00	$0.00
YoY Change
Long-Term Debt Due	$2.889M	$167.0M	$2.827M
YoY Change	-20.54%	5808.49%	219.44%
Total Short-Term Liabilities	$600.3M	$668.4M	$528.4M
YoY Change	-1.64%	26.5%	6.06%
LONG-TERM LIABILITIES
Long-Term Debt	$386.0K	$44.00K	$937.0K
YoY Change	-49.8%	-95.3%	-59.84%
Other Long-Term Liabilities	$5.535M	$3.333M	$5.340M
YoY Change	-0.14%	-37.58%	45.54%
Total Long-Term Liabilities	$100.4M	$113.0M	$159.1M
YoY Change	-29.33%	-28.95%	745.42%
TOTAL LIABILITIES
Total Short-Term Liabilities	$600.3M	$668.4M	$528.4M
Total Long-Term Liabilities	$100.4M	$113.0M	$159.1M
Total Liabilities	$700.7M	$781.5M	$687.5M
YoY Change	-6.87%	13.67%	32.97%
SHAREHOLDERS EQUITY
Retained Earnings	$491.4M	$452.9M	$414.6M
YoY Change	8.77%	9.25%	16.79%
Common Stock	$695.3M	$688.0M	$665.6M
YoY Change	3.7%	3.37%	2.35%
Preferred Stock
YoY Change
Treasury Stock (at cost)	$85.57M	$92.45M	$38.77M
YoY Change	14.25%	138.43%
Treasury Stock Shares	5.633M shares	5.989M shares	1.800M shares
Shareholders Equity	$1.117B	$1.029B	$983.0M
YoY Change
Total Liabilities & Shareholders Equity	$1.853B	$1.843B	$1.702B
YoY Change	3.52%	8.31%	12.27%

Cashflow Statement

Concept	2020 Q4	2020 Q3	2019 Q3
OPERATING ACTIVITIES
Net Income	$45.28M	$5.227M	$18.78M
YoY Change	7.74%	-72.16%	9.54%
Depreciation, Depletion And Amortization	$26.96M	$24.68M	$19.46M
YoY Change	-32.14%	26.86%	-30.27%
Cash From Operating Activities	$44.08M	$51.16M	$43.29M
YoY Change	-25.74%	18.17%	-13.86%
INVESTING ACTIVITIES
Capital Expenditures	-$10.25M	-$16.31M	-$23.94M
YoY Change	-41.5%	-31.89%	-34.4%
Acquisitions		$3.000K	-$106.0K
YoY Change		-102.83%	-100.28%
Other Investing Activities	-$27.04M	$3.127M	$928.0K
YoY Change	158982.35%	236.96%	582.35%
Cash From Investing Activities	-$37.29M	-$13.18M	-$24.00M
YoY Change	112.66%	-45.09%	-64.6%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net		$10.44M	$16.88M
YoY Change		-38.16%	-8061.32%
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	-169.5M	-$8.339M	-$17.97M
YoY Change	318.81%	-53.6%	10349.42%
NET CHANGE
Cash From Operating Activities	44.08M	$51.16M	$43.29M
Cash From Investing Activities	-37.29M	-$13.18M	-$24.00M
Cash From Financing Activities	-169.5M	-$8.339M	-$17.97M
Net Change In Cash	-162.7M	$48.56M	-$12.88M
YoY Change	-12162.19%	-477.19%	-40.38%
FREE CASH FLOW
Cash From Operating Activities	$44.08M	$51.16M	$43.29M
Capital Expenditures	-$10.25M	-$16.31M	-$23.94M
Free Cash Flow	$54.33M	$67.46M	$67.23M
YoY Change	-29.33%	0.34%	-22.5%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
	dei	Entity Central Index Key EntityCentralIndexKey	0001576427
	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2020
	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	Q3
	dei	Amendment Flag AmendmentFlag	false
	us-gaap	Accounting Standards Update Extensible List AccountingStandardsUpdateExtensibleList	us-gaap:AccountingStandardsUpdate201613Member
	dei	Document Type DocumentType	10-Q
	dei	Document Quarterly Report DocumentQuarterlyReport	true
	dei	Document Period End Date DocumentPeriodEndDate	2020-09-30
	dei	Document Transition Report DocumentTransitionReport	false
	dei	Entity File Number EntityFileNumber	001-36153
	dei	Entity Registrant Name EntityRegistrantName	Criteo S.A.
	dei	Entity Incorporation State Country Code EntityIncorporationStateCountryCode	I0
CY2020Q3	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	38300000	USD
	dei	Entity Address Address Line1 EntityAddressAddressLine1	32 Rue Blanche
	dei	Entity Address City Or Town EntityAddressCityOrTown	Paris
	dei	Entity Address Country EntityAddressCountry	FR
	dei	Entity Address Postal Zip Code EntityAddressPostalZipCode	75009
	dei	Country Region CountryRegion	33
	dei	City Area Code CityAreaCode	40
	dei	Local Phone Number LocalPhoneNumber	40 22 90
	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
	dei	Entity Interactive Data Current EntityInteractiveDataCurrent	Yes
	dei	Entity Filer Category EntityFilerCategory	Large Accelerated Filer
	dei	Entity Small Business EntitySmallBusiness	false
	dei	Entity Emerging Growth Company EntityEmergingGrowthCompany	false
	dei	Entity Shell Company EntityShellCompany	false
CY2020Q4	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	60241537	shares
CY2019Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	418763000	USD
CY2020Q3	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	626744000	USD
CY2019Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	16100000	USD
CY2019Q4	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	481732000	USD
CY2019Q4	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	86886000	USD
CY2020Q3	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	78340000	USD
CY2020Q3	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	335583000	USD
CY2019Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	0	USD
CY2019Q4	crto	Prepaid Income Taxes PrepaidIncomeTaxes	21817000	USD
CY2020Q3	crto	Prepaid Income Taxes PrepaidIncomeTaxes	11422000	USD
CY2019Q4	crto	Prepaid Other Taxesand Other Taxes Receivable PrepaidOtherTaxesandOtherTaxesReceivable	60924000	USD
CY2020Q3	crto	Prepaid Other Taxesand Other Taxes Receivable PrepaidOtherTaxesandOtherTaxesReceivable	58123000	USD
CY2019Q4	us-gaap	Other Assets Current OtherAssetsCurrent	17225000	USD
CY2020Q3	us-gaap	Other Assets Current OtherAssetsCurrent	19278000	USD
CY2019Q4	us-gaap	Assets Current AssetsCurrent	1000461000	USD
CY2020Q3	us-gaap	Assets Current AssetsCurrent	1051150000	USD
CY2019Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	194161000	USD
CY2020Q3	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	195679000	USD
CY2019Q4	us-gaap	Goodwill Goodwill	317100000	USD
CY2020Q3	us-gaap	Goodwill Goodwill	319595000	USD
CY2019Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	142044000	USD
CY2020Q3	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	120283000	USD
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CY2020Q3	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	23416000	USD
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CY2019Q4	us-gaap	Deferred Income Tax Assets Net DeferredIncomeTaxAssetsNet	27985000	USD
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CY2020Q3	us-gaap	Accrued Income Taxes Current AccruedIncomeTaxesCurrent	276000	USD
CY2019Q4	crto	Financial Liabilities Current FinancialLiabilitiesCurrent	3636000	USD
CY2020Q3	crto	Financial Liabilities Current FinancialLiabilitiesCurrent	167033000	USD
CY2019Q4	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	45853000	USD
CY2020Q3	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	48691000	USD
CY2019Q4	us-gaap	Accrual For Taxes Other Than Income Taxes Current AccrualForTaxesOtherThanIncomeTaxesCurrent	50099000	USD
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CY2019Q4	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	74781000	USD
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CY2019Q4	us-gaap	Liabilities Current LiabilitiesCurrent	610339000	USD
CY2020Q3	us-gaap	Liabilities Current LiabilitiesCurrent	668446000	USD
CY2019Q4	us-gaap	Deferred Income Tax Liabilities Net DeferredIncomeTaxLiabilitiesNet	9272000	USD
CY2020Q3	us-gaap	Deferred Income Tax Liabilities Net DeferredIncomeTaxLiabilitiesNet	8439000	USD
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CY2019Q4	crto	Financial Liabilities Noncurrent FinancialLiabilitiesNoncurrent	769000	USD
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CY2019Q4	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	117988000	USD
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CY2020Q3	us-gaap	Liabilities Liabilities	781456000	USD
CY2019Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
CY2020Q3	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
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CY2019Q4	us-gaap	Common Stock Value CommonStockValue	2158000	USD
CY2020Q3	us-gaap	Common Stock Value CommonStockValue	2155000	USD
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CY2020Q3	us-gaap	Treasury Stock Shares TreasuryStockShares	5989258	shares
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CY2019Q4	us-gaap	Additional Paid In Capital Common Stock AdditionalPaidInCapitalCommonStock	668389000	USD
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CY2019Q4	us-gaap	Stockholders Equity StockholdersEquity	1007267000	USD
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CY2019Q3	us-gaap	Cost Of Goods And Services Sold CostOfGoodsAndServicesSold	301901000	USD
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	us-gaap	Operating Income Loss OperatingIncomeLoss	82337000	USD
	us-gaap	Operating Income Loss OperatingIncomeLoss	41642000	USD
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CY2019Q3	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	7913000	USD
CY2020Q3	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	2267000	USD
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	us-gaap	Profit Loss ProfitLoss	54495000	USD
	us-gaap	Profit Loss ProfitLoss	27871000	USD
CY2019Q3	us-gaap	Net Income Loss NetIncomeLoss	18778000	USD
CY2020Q3	us-gaap	Net Income Loss NetIncomeLoss	5227000	USD
	us-gaap	Net Income Loss NetIncomeLoss	48721000	USD
	us-gaap	Net Income Loss NetIncomeLoss	26402000	USD
CY2019Q3	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	1779000	USD
CY2020Q3	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	66000	USD
	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	5774000	USD
	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	1469000	USD
CY2019Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.29
CY2020Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.09
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.75
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.43
CY2019Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.28
CY2020Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.09
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.74
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.43
CY2019Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	64868545	shares
CY2020Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	60080598	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	64600869	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	61059345	shares
CY2019Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	66067045	shares
CY2020Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	61027795	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	65916219	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	61644827	shares
CY2019Q3	us-gaap	Profit Loss ProfitLoss	20557000	USD
CY2020Q3	us-gaap	Profit Loss ProfitLoss	5293000	USD
	us-gaap	Profit Loss ProfitLoss	54495000	USD
	us-gaap	Profit Loss ProfitLoss	27871000	USD
CY2019Q3	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	-24202000	USD
CY2020Q3	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	25660000	USD
	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	-25096000	USD
	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	21312000	USD
CY2019Q3	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	689000	USD
CY2020Q3	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	377000	USD
	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	2327000	USD
	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	0	USD
CY2019Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-24891000	USD
CY2020Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	25283000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-27423000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	21312000	USD
CY2019Q3	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	-4334000	USD
CY2020Q3	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	30576000	USD
	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	27072000	USD
	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	49183000	USD
CY2019Q3	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	-6015000	USD
CY2020Q3	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	29866000	USD
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	20827000	USD
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	46849000	USD
CY2019Q3	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	1681000	USD
CY2020Q3	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	710000	USD
	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	6245000	USD
	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	2334000	USD
CY2018Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	967891000	USD
CY2019Q1	us-gaap	Profit Loss ProfitLoss	21401000	USD
CY2019Q1	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-11545000	USD
CY2019Q1	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	373000	USD
CY2019Q1	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	13522000	USD
CY2019Q1	us-gaap	Stockholders Equity Other StockholdersEquityOther	-154000	USD
CY2019Q1	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	991796000	USD
CY2019Q2	us-gaap	Profit Loss ProfitLoss	12537000	USD
CY2019Q2	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	9013000	USD
CY2019Q2	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	252000	USD
CY2019Q2	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	11362000	USD
CY2019Q2	us-gaap	Stockholders Equity Other StockholdersEquityOther	-3000	USD
CY2019Q2	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	1024963000	USD
CY2019Q3	us-gaap	Profit Loss ProfitLoss	20557000	USD
CY2019Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-24891000	USD
CY2019Q3	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	132000	USD
CY2019Q3	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	17899000	USD
CY2019Q3	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	10816000	USD
CY2019Q3	us-gaap	Stockholders Equity Change In Reporting Entity StockholdersEquityChangeInReportingEntity	727000	USD
CY2019Q3	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	1014405000	USD
CY2020Q2	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	6804000	USD
CY2019Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	1037988000	USD
CY2020Q1	us-gaap	Profit Loss ProfitLoss	16428000	USD
CY2020Q1	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-14198000	USD
CY2020Q1	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	39000	USD
CY2020Q1	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	18239000	USD
CY2020Q1	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	8131000	USD
CY2020Q1	us-gaap	Stockholders Equity Other StockholdersEquityOther	3541000	USD
CY2020Q1	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	1026608000	USD
CY2020Q2	us-gaap	Profit Loss ProfitLoss	6150000	USD
CY2020Q2	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	10227000	USD
CY2020Q2	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	13000	USD
CY2020Q2	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	14861000	USD
CY2020Q2	us-gaap	Stockholders Equity Other StockholdersEquityOther	-56000	USD
CY2020Q2	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	1034997000	USD
CY2020Q3	us-gaap	Profit Loss ProfitLoss	5293000	USD
CY2020Q3	us-gaap	Adjustments Noncash Items To Reconcile Net Income Loss To Cash Provided By Used In Operating Activities AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivities	39831000	USD
CY2020Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	25283000	USD
CY2020Q3	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	167000	USD
CY2020Q3	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	10487000	USD
CY2020Q3	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	6458000	USD
CY2020Q3	us-gaap	Stockholders Equity Other StockholdersEquityOther	-201000	USD
CY2020Q3	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	1061912000	USD
CY2019Q3	us-gaap	Profit Loss ProfitLoss	20557000	USD
CY2020Q3	us-gaap	Profit Loss ProfitLoss	5293000	USD
	us-gaap	Profit Loss ProfitLoss	54495000	USD
	us-gaap	Profit Loss ProfitLoss	27871000	USD
CY2019Q3	us-gaap	Adjustments Noncash Items To Reconcile Net Income Loss To Cash Provided By Used In Operating Activities AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivities	18776000	USD
	us-gaap	Adjustments Noncash Items To Reconcile Net Income Loss To Cash Provided By Used In Operating Activities AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivities	72735000	USD
	us-gaap	Adjustments Noncash Items To Reconcile Net Income Loss To Cash Provided By Used In Operating Activities AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivities	105742000	USD
CY2019Q3	crto	Depreciation Depletionand Amortizationand Provisionsfor Various DepreciationDepletionandAmortizationandProvisionsforVarious	19455000	USD
CY2020Q3	crto	Depreciation Depletionand Amortizationand Provisionsfor Various DepreciationDepletionandAmortizationandProvisionsforVarious	24680000	USD
	crto	Depreciation Depletionand Amortizationand Provisionsfor Various DepreciationDepletionandAmortizationandProvisionsforVarious	57381000	USD
	crto	Depreciation Depletionand Amortizationand Provisionsfor Various DepreciationDepletionandAmortizationandProvisionsforVarious	79631000	USD
CY2019Q3	us-gaap	Gain Loss On Disposition Of Assets1 GainLossOnDispositionOfAssets1	0	USD
CY2020Q3	us-gaap	Gain Loss On Disposition Of Assets1 GainLossOnDispositionOfAssets1	-591000	USD
	us-gaap	Gain Loss On Disposition Of Assets1 GainLossOnDispositionOfAssets1	0	USD
	us-gaap	Gain Loss On Disposition Of Assets1 GainLossOnDispositionOfAssets1	-2734000	USD
CY2019Q3	us-gaap	Share Based Compensation ShareBasedCompensation	11165000	USD
CY2020Q3	us-gaap	Share Based Compensation ShareBasedCompensation	6803000	USD
	us-gaap	Share Based Compensation ShareBasedCompensation	36760000	USD
	us-gaap	Share Based Compensation ShareBasedCompensation	22465000	USD
CY2019Q3	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-2710000	USD
CY2020Q3	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-80000	USD
	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-1374000	USD
	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-7697000	USD
CY2019Q3	us-gaap	Increase Decrease In Income Taxes IncreaseDecreaseInIncomeTaxes	-9309000	USD
CY2020Q3	us-gaap	Increase Decrease In Income Taxes IncreaseDecreaseInIncomeTaxes	6684000	USD
	us-gaap	Increase Decrease In Income Taxes IncreaseDecreaseInIncomeTaxes	-19939000	USD
CY2020Q3	us-gaap	Increase Decrease In Operating Capital IncreaseDecreaseInOperatingCapital	-6032000	USD
	us-gaap	Increase Decrease In Income Taxes IncreaseDecreaseInIncomeTaxes	7411000	USD
CY2019Q3	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	-175000	USD
CY2020Q3	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	-1153000	USD
	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	93000	USD
	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	-1198000	USD
CY2019Q3	us-gaap	Increase Decrease In Operating Capital IncreaseDecreaseInOperatingCapital	-3956000	USD
	us-gaap	Increase Decrease In Operating Capital IncreaseDecreaseInOperatingCapital	-36243000	USD
	us-gaap	Increase Decrease In Operating Capital IncreaseDecreaseInOperatingCapital	-7663000	USD
CY2019Q3	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	-14821000	USD
CY2020Q3	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	4177000	USD
	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	-120164000	USD
	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	-122529000	USD
CY2019Q3	us-gaap	Increase Decrease In Accounts Payable Trade IncreaseDecreaseInAccountsPayableTrade	-4415000	USD
CY2020Q3	us-gaap	Increase Decrease In Accounts Payable Trade IncreaseDecreaseInAccountsPayableTrade	8494000	USD
	us-gaap	Increase Decrease In Accounts Payable Trade IncreaseDecreaseInAccountsPayableTrade	-77895000	USD
	us-gaap	Increase Decrease In Accounts Payable Trade IncreaseDecreaseInAccountsPayableTrade	-95303000	USD
CY2019Q3	us-gaap	Increase Decrease In Other Current Assets IncreaseDecreaseInOtherCurrentAssets	-638000	USD
CY2020Q3	us-gaap	Increase Decrease In Other Current Assets IncreaseDecreaseInOtherCurrentAssets	2762000	USD
	us-gaap	Increase Decrease In Other Current Assets IncreaseDecreaseInOtherCurrentAssets	-2150000	USD
	us-gaap	Increase Decrease In Other Current Assets IncreaseDecreaseInOtherCurrentAssets	-2288000	USD
CY2019Q3	us-gaap	Increase Decrease In Other Current Liabilities IncreaseDecreaseInOtherCurrentLiabilities	-10177000	USD
CY2020Q3	us-gaap	Increase Decrease In Other Current Liabilities IncreaseDecreaseInOtherCurrentLiabilities	6303000	USD
	us-gaap	Increase Decrease In Other Current Liabilities IncreaseDecreaseInOtherCurrentLiabilities	-4726000	USD
	us-gaap	Increase Decrease In Other Current Liabilities IncreaseDecreaseInOtherCurrentLiabilities	-20145000	USD
CY2019Q3	crto	Increase Decrease In Operating Lease Liabilities Assets IncreaseDecreaseInOperatingLeaseLiabilitiesAssets	3089000	USD
CY2020Q3	crto	Increase Decrease In Operating Lease Liabilities Assets IncreaseDecreaseInOperatingLeaseLiabilitiesAssets	-1826000	USD
	crto	Increase Decrease In Operating Lease Liabilities Assets IncreaseDecreaseInOperatingLeaseLiabilitiesAssets	-3450000	USD
	crto	Increase Decrease In Operating Lease Liabilities Assets IncreaseDecreaseInOperatingLeaseLiabilitiesAssets	-1706000	USD
CY2019Q3	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	43289000	USD
CY2020Q3	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	51156000	USD
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	163473000	USD
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	141276000	USD
CY2019Q3	crto	Payments To Acquire Intangible Assets Property Plant And Equipment PaymentsToAcquireIntangibleAssetsPropertyPlantAndEquipment	27239000	USD
CY2020Q3	crto	Payments To Acquire Intangible Assets Property Plant And Equipment PaymentsToAcquireIntangibleAssetsPropertyPlantAndEquipment	16308000	USD
	crto	Payments To Acquire Intangible Assets Property Plant And Equipment PaymentsToAcquireIntangibleAssetsPropertyPlantAndEquipment	69343000	USD
	crto	Payments To Acquire Intangible Assets Property Plant And Equipment PaymentsToAcquireIntangibleAssetsPropertyPlantAndEquipment	57037000	USD
CY2019Q3	crto	Increase Decreasein Accounts Payable Relatedto Intangible Assets Property Plantand Equipment IncreaseDecreaseinAccountsPayableRelatedtoIntangibleAssetsPropertyPlantandEquipment	3295000	USD
CY2020Q3	crto	Increase Decreasein Accounts Payable Relatedto Intangible Assets Property Plantand Equipment IncreaseDecreaseinAccountsPayableRelatedtoIntangibleAssetsPropertyPlantandEquipment	3410000	USD
	crto	Increase Decreasein Accounts Payable Relatedto Intangible Assets Property Plantand Equipment IncreaseDecreaseinAccountsPayableRelatedtoIntangibleAssetsPropertyPlantandEquipment	-11077000	USD
	crto	Increase Decreasein Accounts Payable Relatedto Intangible Assets Property Plantand Equipment IncreaseDecreaseinAccountsPayableRelatedtoIntangibleAssetsPropertyPlantandEquipment	13870000	USD
CY2019Q3	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	-106000	USD
CY2020Q3	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	3000	USD
	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	4582000	USD
	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	3000	USD
CY2019Q3	crto	Paymentsfor Proceedsfrom Changein Other Financial Noncurrent Assets PaymentsforProceedsfromChangeinOtherFinancialNoncurrentAssets	165000	USD
CY2020Q3	crto	Paymentsfor Proceedsfrom Changein Other Financial Noncurrent Assets PaymentsforProceedsfromChangeinOtherFinancialNoncurrentAssets	280000	USD
	crto	Paymentsfor Proceedsfrom Changein Other Financial Noncurrent Assets PaymentsforProceedsfromChangeinOtherFinancialNoncurrentAssets	1349000	USD
	crto	Paymentsfor Proceedsfrom Changein Other Financial Noncurrent Assets PaymentsforProceedsfromChangeinOtherFinancialNoncurrentAssets	20629000	USD
CY2019Q3	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-24003000	USD
CY2020Q3	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-13181000	USD
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-86351000	USD
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-63799000	USD
CY2019Q3	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	0	USD
CY2020Q3	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	3193000	USD
	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	0	USD
	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	157503000	USD
CY2019Q3	us-gaap	Proceeds From Repayments Of Other Debt ProceedsFromRepaymentsOfOtherDebt	-167000	USD
CY2020Q3	us-gaap	Proceeds From Repayments Of Other Debt ProceedsFromRepaymentsOfOtherDebt	-12000	USD
	us-gaap	Proceeds From Repayments Of Other Debt ProceedsFromRepaymentsOfOtherDebt	-506000	USD
	us-gaap	Proceeds From Repayments Of Other Debt ProceedsFromRepaymentsOfOtherDebt	-181000	USD
CY2019Q3	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	725000	USD
CY2020Q3	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	117000	USD
	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	638000	USD
	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	101000	USD
CY2019Q3	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	17603000	USD
CY2020Q3	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	10554000	USD
	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	17603000	USD
	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	43655000	USD
CY2019Q3	crto	Proceeds From Payments For Change In Other Financial Liabilities ProceedsFromPaymentsForChangeInOtherFinancialLiabilities	-928000	USD
CY2020Q3	crto	Proceeds From Payments For Change In Other Financial Liabilities ProceedsFromPaymentsForChangeInOtherFinancialLiabilities	-1083000	USD
	crto	Proceeds From Payments For Change In Other Financial Liabilities ProceedsFromPaymentsForChangeInOtherFinancialLiabilities	-1167000	USD
	crto	Proceeds From Payments For Change In Other Financial Liabilities ProceedsFromPaymentsForChangeInOtherFinancialLiabilities	-2010000	USD
CY2019Q3	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-17973000	USD
CY2020Q3	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-8339000	USD
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-18638000	USD
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	111758000	USD
CY2019Q3	us-gaap	Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	-14188000	USD
CY2020Q3	us-gaap	Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	18927000	USD
	us-gaap	Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	-13732000	USD
	us-gaap	Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	18746000	USD
CY2019Q3	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-12875000	USD
CY2020Q3	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	48563000	USD
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	44752000	USD
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	207981000	USD
CY2019Q2	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	422053000	USD
CY2020Q2	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	578181000	USD
CY2018Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	364426000	USD
CY2019Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	418763000	USD
CY2019Q3	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	409178000	USD
CY2020Q3	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	626744000	USD
CY2019Q3	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	409178000	USD
CY2020Q3	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	626744000	USD
CY2019Q3	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	19932000	USD
CY2020Q3	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	-4337000	USD
	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	44927000	USD
	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	12229000	USD
CY2019Q3	us-gaap	Interest Paid Net InterestPaidNet	337000	USD
CY2020Q3	us-gaap	Interest Paid Net InterestPaidNet	153000	USD
	us-gaap	Interest Paid Net InterestPaidNet	1095000	USD
	us-gaap	Interest Paid Net InterestPaidNet	819000	USD
CY2019Q3	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	10800000	USD
CY2020Q3	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	6500000	USD
	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	35700000	USD
	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	21400000	USD
CY2018Q4	us-gaap	Treasury Stock Shares TreasuryStockShares	3500000	shares
CY2019Q1	us-gaap	Treasury Stock Shares Retired TreasuryStockSharesRetired	1600000	shares
	crto	Line Of Credit Facility Cost Expressed As A Percentage Of Extended Amount LineOfCreditFacilityCostExpressedAsAPercentageOfExtendedAmount	0.00025
CY2019Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	0	USD
CY2020Q3	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	23416000	USD
CY2019	us-gaap	Concentration Risk Credit Risk Financial Instrument Maximum Exposure ConcentrationRiskCreditRiskFinancialInstrumentMaximumExposure	581628000	USD
	us-gaap	Concentration Risk Credit Risk Financial Instrument Maximum Exposure ConcentrationRiskCreditRiskFinancialInstrumentMaximumExposure	456574000	USD
CY2019	us-gaap	Financing Receivable Allowance For Credit Losses Period Increase Decrease FinancingReceivableAllowanceForCreditLossesPeriodIncreaseDecrease	9900000	USD
	us-gaap	Financing Receivable Allowance For Credit Losses Period Increase Decrease FinancingReceivableAllowanceForCreditLossesPeriodIncreaseDecrease	22200000	USD
	crto	Line Of Credit Facility Cost Expressed As A Percentage Of Extended Amount LineOfCreditFacilityCostExpressedAsAPercentageOfExtendedAmount	0.00025
CY2019Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	0	USD
CY2020Q3	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	23416000	USD
CY2020Q3	us-gaap	Available For Sale Securities Debt Maturities Within One Year Fair Value AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue	0	USD
CY2020Q3	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue	23416000	USD
CY2020Q3	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	23416000	USD
CY2020Q3	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	38277000	USD
CY2019Q4	us-gaap	Accounts Receivable Gross Current AccountsReceivableGrossCurrent	497800000	USD
CY2020Q3	us-gaap	Accounts Receivable Gross Current AccountsReceivableGrossCurrent	373860000	USD
CY2019Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	16068000	USD
CY2020Q3	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	38277000	USD
CY2019Q4	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	481732000	USD
CY2020Q3	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	335583000	USD
CY2018Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	25918000	USD
CY2019Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	16068000	USD
	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	6042000	USD
	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	26465000	USD
	crto	Allowance For Doubtful Accounts Receivable Reversal Of Provision AllowanceForDoubtfulAccountsReceivableReversalOfProvision	12318000	USD
	crto	Allowance For Doubtful Accounts Receivable Reversal Of Provision AllowanceForDoubtfulAccountsReceivableReversalOfProvision	7944000	USD
	crto	Allowance For Doubtful Accounts Receivable Currency Translation Adjustment AllowanceForDoubtfulAccountsReceivableCurrencyTranslationAdjustment	96000	USD
	crto	Allowance For Doubtful Accounts Receivable Currency Translation Adjustment AllowanceForDoubtfulAccountsReceivableCurrencyTranslationAdjustment	-185000	USD
CY2019Q3	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	19546000	USD
CY2019Q4	crto	Prepayments To Suppliers PrepaymentsToSuppliers	5109000	USD
CY2020Q3	crto	Prepayments To Suppliers PrepaymentsToSuppliers	5168000	USD
CY2019Q4	crto	Other Debtors OtherDebtors	4225000	USD
CY2020Q3	crto	Other Debtors OtherDebtors	4538000	USD
CY2019Q4	us-gaap	Prepaid Expense Current PrepaidExpenseCurrent	7891000	USD
CY2020Q3	us-gaap	Prepaid Expense Current PrepaidExpenseCurrent	9572000	USD
CY2019Q4	crto	Other Assetsand Receivables Gross Current OtherAssetsandReceivablesGrossCurrent	17225000	USD
CY2020Q3	crto	Other Assetsand Receivables Gross Current OtherAssetsandReceivablesGrossCurrent	19278000	USD
CY2019Q4	crto	Other Assetsand Receivables Current OtherAssetsandReceivablesCurrent	17225000	USD
CY2020Q3	crto	Other Assetsand Receivables Current OtherAssetsandReceivablesCurrent	19278000	USD
CY2020Q3	us-gaap	Finite Lived Intangible Assets Amortization Expense Remainder Of Fiscal Year FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear	7199000	USD
CY2020Q3	us-gaap	Finite Lived Intangible Assets Amortization Expense Next Twelve Months FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths	21727000	USD
CY2020Q3	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Two FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo	18964000	USD
CY2020Q3	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Three FiniteLivedIntangibleAssetsAmortizationExpenseYearThree	13738000	USD
CY2020Q3	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Four FiniteLivedIntangibleAssetsAmortizationExpenseYearFour	9432000	USD
CY2020Q3	crto	Finite Lived Intangible Asset Expected Amortization After Year Four FiniteLivedIntangibleAssetExpectedAmortizationAfterYearFour	7280000	USD
CY2020Q3	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	78340000	USD
CY2019Q4	us-gaap	Contract With Customer Refund Liability Current ContractWithCustomerRefundLiabilityCurrent	13618000	USD
CY2020Q3	us-gaap	Contract With Customer Refund Liability Current ContractWithCustomerRefundLiabilityCurrent	11609000	USD
CY2019Q4	us-gaap	Notes Payable Current NotesPayableCurrent	16420000	USD
CY2020Q3	us-gaap	Notes Payable Current NotesPayableCurrent	12314000	USD
CY2019Q4	crto	Accounts Payable Capital Expenditures AccountsPayableCapitalExpenditures	4408000	USD
CY2020Q3	crto	Accounts Payable Capital Expenditures AccountsPayableCapitalExpenditures	17352000	USD
CY2019Q4	us-gaap	Other Sundry Liabilities Current OtherSundryLiabilitiesCurrent	1213000	USD
CY2020Q3	us-gaap	Other Sundry Liabilities Current OtherSundryLiabilitiesCurrent	1645000	USD
CY2019Q4	us-gaap	Contract With Customer Liability Current ContractWithCustomerLiabilityCurrent	227000	USD
CY2020Q3	us-gaap	Contract With Customer Liability Current ContractWithCustomerLiabilityCurrent	379000	USD
CY2019Q4	crto	Accounts Payable Accrued Liabilities Employeerelated Payablesand Taxes Payable Current AccountsPayableAccruedLiabilitiesEmployeerelatedPayablesandTaxesPayableCurrent	35886000	USD
CY2020Q3	crto	Accounts Payable Accrued Liabilities Employeerelated Payablesand Taxes Payable Current AccountsPayableAccruedLiabilitiesEmployeerelatedPayablesandTaxesPayableCurrent	43299000	USD
CY2019Q3	us-gaap	Operating Lease Cost OperatingLeaseCost	14601000	USD
CY2020Q3	us-gaap	Operating Lease Cost OperatingLeaseCost	14168000	USD
CY2019Q3	us-gaap	Short Term Lease Cost ShortTermLeaseCost	1014000	USD
CY2020Q3	us-gaap	Short Term Lease Cost ShortTermLeaseCost	115000	USD
CY2019Q3	us-gaap	Variable Lease Cost VariableLeaseCost	1011000	USD
CY2020Q3	us-gaap	Variable Lease Cost VariableLeaseCost	329000	USD
CY2019Q3	us-gaap	Sublease Income SubleaseIncome	769000	USD
CY2020Q3	us-gaap	Sublease Income SubleaseIncome	338000	USD
CY2019Q3	us-gaap	Lease Cost LeaseCost	15857000	USD
CY2020Q3	us-gaap	Lease Cost LeaseCost	14274000	USD
	us-gaap	Operating Lease Cost OperatingLeaseCost	44504000	USD
	us-gaap	Operating Lease Cost OperatingLeaseCost	41289000	USD
	us-gaap	Short Term Lease Cost ShortTermLeaseCost	3517000	USD
	us-gaap	Short Term Lease Cost ShortTermLeaseCost	332000	USD
	us-gaap	Variable Lease Cost VariableLeaseCost	1416000	USD
	us-gaap	Variable Lease Cost VariableLeaseCost	430000	USD
	us-gaap	Sublease Income SubleaseIncome	2538000	USD
	us-gaap	Sublease Income SubleaseIncome	514000	USD
	us-gaap	Lease Cost LeaseCost	46899000	USD
	us-gaap	Lease Cost LeaseCost	41537000	USD
CY2020Q3	us-gaap	Lessee Operating Lease Liability Payments Remainder Of Fiscal Year LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear	13650000	USD
CY2020Q3	us-gaap	Lessee Operating Lease Liability Payments Due Next Twelve Months LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths	49652000	USD
CY2020Q3	us-gaap	Lessee Operating Lease Liability Payments Due Year Two LesseeOperatingLeaseLiabilityPaymentsDueYearTwo	38080000	USD
CY2020Q3	us-gaap	Lessee Operating Lease Liability Payments Due Year Three LesseeOperatingLeaseLiabilityPaymentsDueYearThree	21874000	USD
CY2020Q3	us-gaap	Lessee Operating Lease Liability Payments Due Year Four LesseeOperatingLeaseLiabilityPaymentsDueYearFour	10478000	USD
CY2020Q3	crto	Lessee Operating Lease Liability To Be Paid After Year Four LesseeOperatingLeaseLiabilityToBePaidAfterYearFour	9934000	USD
CY2020Q3	us-gaap	Lessee Operating Lease Liability Payments Due LesseeOperatingLeaseLiabilityPaymentsDue	143668000	USD
CY2020Q3	us-gaap	Lessee Operating Lease Liability Undiscounted Excess Amount LesseeOperatingLeaseLiabilityUndiscountedExcessAmount	4418000	USD
CY2020Q3	us-gaap	Operating Lease Liability OperatingLeaseLiability	139250000	USD
CY2019Q3	us-gaap	Operating Lease Payments OperatingLeasePayments	12885000	USD
CY2020Q3	us-gaap	Operating Lease Payments OperatingLeasePayments	20070000	USD
CY2019Q3	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	4194000	USD
CY2020Q3	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	9792000	USD
	us-gaap	Operating Lease Payments OperatingLeasePayments	40816000	USD
	us-gaap	Operating Lease Payments OperatingLeasePayments	46851000	USD
	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	15714000	USD
	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	9792000	USD
CY2019Q3	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	522606000	USD
CY2020Q3	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	470345000	USD
	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1608876000	USD
	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1411335000	USD
CY2019Q4	crto	Sharebased Compensation Arrangementby Sharebased Payment Award Equity Instruments Number SharebasedCompensationArrangementbySharebasedPaymentAwardEquityInstrumentsNumber	7902287	shares
	crto	Sharebased Compensation Arrangementby Sharebased Payment Award Equity Instruments Grantsin Period SharebasedCompensationArrangementbySharebasedPaymentAwardEquityInstrumentsGrantsinPeriod	2009928	shares
	crto	Sharebased Compensation Arrangementby Sharebased Payment Award Equity Instruments Exercised SharebasedCompensationArrangementbySharebasedPaymentAwardEquityInstrumentsExercised	42850	shares
	crto	Sharebased Compensation Arrangementby Sharebased Payment Award Equity Instruments Vested SharebasedCompensationArrangementbySharebasedPaymentAwardEquityInstrumentsVested	1130171	shares
	crto	Sharebased Compensation Arrangementby Sharebased Payment Award Equity Instruments Forfeitedin Period SharebasedCompensationArrangementbySharebasedPaymentAwardEquityInstrumentsForfeitedinPeriod	1153747	shares
	crto	Sharebased Compensation Arrangementby Sharebased Payment Award Equity Instruments Expirationsin Period SharebasedCompensationArrangementbySharebasedPaymentAwardEquityInstrumentsExpirationsinPeriod	3600	shares
CY2020Q3	crto	Sharebased Compensation Arrangementby Sharebased Payment Award Equity Instruments Number SharebasedCompensationArrangementbySharebasedPaymentAwardEquityInstrumentsNumber	7581847	shares
CY2019Q3	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	10816000	USD
CY2020Q3	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	6457000	USD
CY2019Q3	crto	Sharebased Compensation Expense Employeeand Non Employee SharebasedCompensationExpenseEmployeeandNonEmployee	11165000	USD
CY2020Q3	crto	Sharebased Compensation Expense Employeeand Non Employee SharebasedCompensationExpenseEmployeeandNonEmployee	6803000	USD
	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	35700000	USD
	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	21392000	USD
	crto	Sharebased Compensation Expense Employeeand Non Employee SharebasedCompensationExpenseEmployeeandNonEmployee	36760000	USD
	crto	Sharebased Compensation Expense Employeeand Non Employee SharebasedCompensationExpenseEmployeeandNonEmployee	22465000	USD
CY2019Q3	us-gaap	Investment Income Interest InvestmentIncomeInterest	442000	USD
CY2020Q3	us-gaap	Investment Income Interest InvestmentIncomeInterest	108000	USD
CY2019Q3	us-gaap	Interest Expense InterestExpense	454000	USD
CY2020Q3	us-gaap	Interest Expense InterestExpense	677000	USD
CY2019Q3	us-gaap	Interest Expense Debt InterestExpenseDebt	421000	USD
CY2020Q3	us-gaap	Interest Expense Debt InterestExpenseDebt	437000	USD
CY2019Q3	us-gaap	Debt Related Commitment Fees And Debt Issuance Costs DebtRelatedCommitmentFeesAndDebtIssuanceCosts	33000	USD
CY2020Q3	us-gaap	Debt Related Commitment Fees And Debt Issuance Costs DebtRelatedCommitmentFeesAndDebtIssuanceCosts	240000	USD
CY2019Q3	us-gaap	Foreign Currency Transaction Gain Loss Before Tax ForeignCurrencyTransactionGainLossBeforeTax	-869000	USD
CY2020Q3	us-gaap	Foreign Currency Transaction Gain Loss Before Tax ForeignCurrencyTransactionGainLossBeforeTax	107000	USD
CY2019Q3	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-19000	USD
CY2020Q3	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-29000	USD
CY2019Q3	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	-900000	USD
CY2020Q3	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	-491000	USD
	us-gaap	Investment Income Interest InvestmentIncomeInterest	1227000	USD
	us-gaap	Investment Income Interest InvestmentIncomeInterest	551000	USD
	us-gaap	Interest Expense InterestExpense	1458000	USD
	us-gaap	Interest Expense InterestExpense	1920000	USD
	us-gaap	Interest Expense Debt InterestExpenseDebt	1294000	USD
	us-gaap	Interest Expense Debt InterestExpenseDebt	1455000	USD
	us-gaap	Debt Related Commitment Fees And Debt Issuance Costs DebtRelatedCommitmentFeesAndDebtIssuanceCosts	164000	USD
	us-gaap	Debt Related Commitment Fees And Debt Issuance Costs DebtRelatedCommitmentFeesAndDebtIssuanceCosts	465000	USD
	us-gaap	Foreign Currency Transaction Gain Loss Before Tax ForeignCurrencyTransactionGainLossBeforeTax	-3556000	USD
	us-gaap	Foreign Currency Transaction Gain Loss Before Tax ForeignCurrencyTransactionGainLossBeforeTax	-389000	USD
	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-441000	USD
	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-70000	USD
	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	-4228000	USD
	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	-1828000	USD
CY2020Q3	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	-500000	USD
	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	-1800000	USD
	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	24988000	USD
	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	19640000	USD
	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-1374000	USD
	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-7697000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	23614000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	11943000	USD
	crto	Effective Income Tax Rate Reconciliation Estimated Tax Rate Percent EffectiveIncomeTaxRateReconciliationEstimatedTaxRatePercent	0.30
	crto	Effective Income Tax Rate Reconciliation Estimated Tax Rate Percent EffectiveIncomeTaxRateReconciliationEstimatedTaxRatePercent	0.30
CY2020Q3	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.30
CY2020Q3	us-gaap	Operating Loss Carryforwards OperatingLossCarryforwards	9200000	USD
CY2019Q3	us-gaap	Net Income Loss NetIncomeLoss	18778000	USD
CY2020Q3	us-gaap	Net Income Loss NetIncomeLoss	5227000	USD
	us-gaap	Net Income Loss NetIncomeLoss	48721000	USD
	us-gaap	Net Income Loss NetIncomeLoss	26402000	USD
CY2019Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	64868545	shares
CY2020Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	60080598	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	64600869	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	61059345	shares
CY2019Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.29
CY2020Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.09
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.75
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.43
CY2019Q3	us-gaap	Net Income Loss NetIncomeLoss	18778000	USD
CY2020Q3	us-gaap	Net Income Loss NetIncomeLoss	5227000	USD
	us-gaap	Net Income Loss NetIncomeLoss	48721000	USD
	us-gaap	Net Income Loss NetIncomeLoss	26402000	USD
CY2019Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	64868545	shares
CY2020Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	60080598	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	64600869	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	61059345	shares
CY2019Q3	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	907412	shares
CY2020Q3	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	811136	shares
	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	987586	shares
	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	440835	shares
CY2019Q3	crto	Incremental Common Shares Attributableto Dilutive Effectof Sharebased Payment Arrangements Options And Bspce IncrementalCommonSharesAttributabletoDilutiveEffectofSharebasedPaymentArrangementsOptionsAndBSPCE	261324	shares
CY2020Q3	crto	Incremental Common Shares Attributableto Dilutive Effectof Sharebased Payment Arrangements Options And Bspce IncrementalCommonSharesAttributabletoDilutiveEffectofSharebasedPaymentArrangementsOptionsAndBSPCE	128291	shares
	crto	Incremental Common Shares Attributableto Dilutive Effectof Sharebased Payment Arrangements Options And Bspce IncrementalCommonSharesAttributabletoDilutiveEffectofSharebasedPaymentArrangementsOptionsAndBSPCE	290756	shares
	crto	Incremental Common Shares Attributableto Dilutive Effectof Sharebased Payment Arrangements Options And Bspce IncrementalCommonSharesAttributabletoDilutiveEffectofSharebasedPaymentArrangementsOptionsAndBSPCE	133865	shares
CY2019Q3	us-gaap	Incremental Common Shares Attributable To Call Options And Warrants IncrementalCommonSharesAttributableToCallOptionsAndWarrants	29764	shares
CY2020Q3	us-gaap	Incremental Common Shares Attributable To Call Options And Warrants IncrementalCommonSharesAttributableToCallOptionsAndWarrants	7770	shares
	us-gaap	Incremental Common Shares Attributable To Call Options And Warrants IncrementalCommonSharesAttributableToCallOptionsAndWarrants	37008	shares
	us-gaap	Incremental Common Shares Attributable To Call Options And Warrants IncrementalCommonSharesAttributableToCallOptionsAndWarrants	10782	shares
CY2019Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	66067045	shares
CY2020Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	61027795	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	65916219	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	61644827	shares
CY2019Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.28
CY2020Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.09
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.74
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.43
CY2019Q3	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	2281345	shares
CY2020Q3	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	569462	shares
	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	1379221	shares
	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	2378237	shares
CY2019Q4	us-gaap	Loss Contingency Accrual At Carrying Value LossContingencyAccrualAtCarryingValue	6385000	USD
	us-gaap	Loss Contingency Accrual Provision LossContingencyAccrualProvision	228000	USD
	crto	Loss Contingency Accrual Provision Used LossContingencyAccrualProvisionUsed	828000	USD
	crto	Loss Contingency Accrual Provision Released Not Used LossContingencyAccrualProvisionReleasedNotUsed	2116000	USD
	crto	Loss Contingency Accrual Foreign Currency Translation Gain Loss LossContingencyAccrualForeignCurrencyTranslationGainLoss	-80000	USD
	crto	Loss Contingency Accrual Other Increase Decrease LossContingencyAccrualOtherIncreaseDecrease	-2629000	USD
CY2020Q3	us-gaap	Loss Contingency Accrual At Carrying Value LossContingencyAccrualAtCarryingValue	960000	USD
CY2020Q3	us-gaap	Loss Contingency Accrual Carrying Value Current LossContingencyAccrualCarryingValueCurrent	960000	USD
CY2020Q3	crto	Numberof Geographical Marketsinwhich Entity Operates NumberofGeographicalMarketsinwhichEntityOperates	3	market
CY2019Q3	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	522606000	USD
CY2020Q3	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	470345000	USD
	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1608876000	USD
	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1411335000	USD
CY2019Q4	us-gaap	Noncurrent Assets NoncurrentAssets	281047000	USD
CY2020Q3	us-gaap	Noncurrent Assets NoncurrentAssets	274019000	USD

Files In Submission

Name	View Source	Status
0001576427-20-000099-index-headers.html	Edgar Link	pending
0001576427-20-000099-index.html	Edgar Link	pending
0001576427-20-000099.txt	Edgar Link	pending
0001576427-20-000099-xbrl.zip	Edgar Link	pending
crto-20200930.htm	Edgar Link	pending
crto-20200930.xsd	Edgar Link	pending
crto-20200930_cal.xml	Edgar Link	unprocessable
crto-20200930_def.xml	Edgar Link	unprocessable
crto-20200930_htm.xml	Edgar Link	completed
crto-20200930_lab.xml	Edgar Link	unprocessable
crto-20200930_pre.xml	Edgar Link	unprocessable
exhibit311ceo10qq32020.htm	Edgar Link	pending
exhibit312cfo10qq32020.htm	Edgar Link	pending
exhibit321ceocfoq32020.htm	Edgar Link	pending
FilingSummary.xml	Edgar Link	unprocessable
Financial_Report.xlsx	Edgar Link	pending
MetaLinks.json	Edgar Link	pending
R1.htm	Edgar Link	pending
R10.htm	Edgar Link	pending
R11.htm	Edgar Link	pending
R12.htm	Edgar Link	pending
R13.htm	Edgar Link	pending
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R78.htm	Edgar Link	pending
R79.htm	Edgar Link	pending
R8.htm	Edgar Link	pending
R9.htm	Edgar Link	pending
report.css	Edgar Link	pending
Show.js	Edgar Link	pending

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$CRTO
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2020 Q4 Form 10-Q Financial Statement

#000157642720000099 Filed on October 29, 2020

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$CRTO Criteo S.A. Stock $crto

2020 Q4 Form 10-Q Financial Statement

#000157642720000099 Filed on October 29, 2020

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$CRTO
Criteo S.A. Stock $crto