$PEGA
PEGASYSTEMS INC Stock $pega

$pega Overview Financials Valuation SEC Filings Company Website

2021 Q4 Form 10-K Financial Statement

#000101385722000042 Filed on February 16, 2022

Income Statement

Concept	2021 Q4	2021	2020 Q4
Revenue	$316.2M	$1.212B	$298.6M
YoY Change	5.89%	19.08%	7.98%
Cost Of Revenue	$85.16M	$336.4M	$76.90M
YoY Change	10.75%	8.19%	-0.9%
Gross Profit	$231.0M	$875.3M	$221.7M
YoY Change	4.2%	23.87%	11.44%
Gross Profit Margin	73.07%	72.24%	74.25%
Selling, General & Admin	$183.8M	$709.4M	$159.9M
YoY Change	14.94%	15.7%	13.32%
% of Gross Profit	79.56%	81.05%	72.12%
Research & Development	$69.07M	$260.6M	$59.40M
YoY Change	16.27%	9.98%	13.36%
% of Gross Profit	29.9%	29.78%	26.79%
Depreciation & Amortization	$4.563M	$28.59M	$5.600M
YoY Change	-18.52%	33.94%	-119.18%
% of Gross Profit	1.98%	3.27%	2.53%
Operating Expenses	$263.2M	$970.0M	$227.6M
YoY Change	15.65%	14.1%	13.4%
Operating Profit	-$32.19M	-$94.73M	-$5.900M
YoY Change	445.56%	-34.0%	238.11%
Interest Expense	-$3.536M	$7.956M	-$4.300M
YoY Change	-17.77%	-58.9%	-458.33%
% of Operating Profit
Other Income/Expense, Net	-$19.00K	$89.00K	$0.00
YoY Change		-93.5%	-100.0%
Pretax Income	-$51.83M	-$132.0M	$1.700M
YoY Change	-3149.0%	5.68%	-666.67%
Income Tax	-$14.59M	-$68.95M	-$2.300M
% Of Pretax Income			-135.29%
Net Earnings	-$37.25M	-$63.04M	$4.000M
YoY Change	-1031.15%	2.72%	335.73%
Net Earnings / Revenue	-11.78%	-5.2%	1.34%
Basic Earnings Per Share		-$0.77
Diluted Earnings Per Share	-$455.9K	-$0.77	$49.50K
COMMON SHARES
Basic Shares Outstanding	81.68M shares	81.39M shares	80.70M shares
Diluted Shares Outstanding		81.39M shares

Balance Sheet

Concept	2021 Q4	2021	2020 Q4
SHORT-TERM ASSETS
Cash & Short-Term Investments	$362.8M	$362.8M	$465.2M
YoY Change	-22.02%	-22.02%	580.12%
Cash & Equivalents	$160.0M	$160.0M	$171.9M
Short-Term Investments	$202.8M	$202.8M	$293.3M
Other Short-Term Assets	$68.01M	$29.79M	$88.76M
YoY Change	-23.38%	-59.47%	54.88%
Inventory
Prepaid Expenses
Receivables	$182.7M	$422.0M	$215.8M
Other Receivables	$25.69M	$25.69M	$0.00
Total Short-Term Assets	$840.2M	$840.2M	$976.9M
YoY Change	-13.99%	-13.99%	93.21%
LONG-TERM ASSETS
Property, Plant & Equipment	$26.84M	$114.4M	$40.40M
YoY Change	-33.57%	5.89%	17.84%
Goodwill	$81.92M		$79.23M
YoY Change	3.4%		0.24%
Intangibles
YoY Change
Long-Term Investments
YoY Change
Other Assets	$541.6M	$402.5M	$434.8M
YoY Change	24.55%	32.72%	56.18%
Total Long-Term Assets	$753.3M	$753.3M	$627.4M
YoY Change	20.08%	20.07%	30.92%
TOTAL ASSETS
Total Short-Term Assets	$840.2M	$840.2M	$976.9M
Total Long-Term Assets	$753.3M	$753.3M	$627.4M
Total Assets	$1.594B	$1.594B	$1.604B
YoY Change	-0.67%	-0.67%	62.9%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$15.28M	$15.28M	$24.03M
YoY Change	-36.4%	-36.33%	37.5%
Accrued Expenses	$63.89M	$191.8M	$59.26M
YoY Change	7.81%	-4.47%	23.46%
Deferred Revenue	$275.8M		$232.9M
YoY Change	18.46%		22.51%
Short-Term Debt	$0.00	$0.00	$0.00
YoY Change
Long-Term Debt Due
YoY Change
Total Short-Term Liabilities	$485.4M	$485.4M	$460.1M
YoY Change	5.49%	5.5%	21.74%
LONG-TERM LIABILITIES
Long-Term Debt	$590.7M	$590.7M	$518.2M
YoY Change	13.99%	13.99%
Other Long-Term Liabilities	$13.50M	$101.3M	$24.70M
YoY Change	-45.35%	20.9%	62.1%
Total Long-Term Liabilities	$13.50M	$692.0M	$24.70M
YoY Change	-45.35%	14.96%	62.1%
TOTAL LIABILITIES
Total Short-Term Liabilities	$485.4M	$485.4M	$460.1M
Total Long-Term Liabilities	$13.50M	$692.0M	$24.70M
Total Liabilities	$1.177B	$1.177B	$1.062B
YoY Change	10.86%	10.86%	138.24%
SHAREHOLDERS EQUITY
Retained Earnings	$276.4M		$339.9M
YoY Change	-18.66%		-17.29%
Common Stock	$146.6M		$205.2M
YoY Change	-28.56%		45.23%
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity	$416.1M	$416.1M	$542.2M
YoY Change
Total Liabilities & Shareholders Equity	$1.594B	$1.594B	$1.604B
YoY Change	-0.67%	-0.67%	62.9%

Cashflow Statement

Concept	2021 Q4	2021	2020 Q4
OPERATING ACTIVITIES
Net Income	-$37.25M	-$63.04M	$4.000M
YoY Change	-1031.15%	2.72%	335.73%
Depreciation, Depletion And Amortization	$4.563M	$28.59M	$5.600M
YoY Change	-18.52%	33.94%	-119.18%
Cash From Operating Activities	$44.44M	$39.12M	$25.70M
YoY Change	72.91%	-7048.13%	-189.55%
INVESTING ACTIVITIES
Capital Expenditures	-$3.367M	$10.46M	-$3.600M
YoY Change	-6.47%	-58.78%	-14.29%
Acquisitions		$4.993M
YoY Change
Other Investing Activities	$33.14M	$82.96M	-$107.4M
YoY Change	-130.86%	-128.0%	-616.35%
Cash From Investing Activities	$29.77M	$72.50M	-$111.0M
YoY Change	-126.82%	-122.54%	-764.67%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net		$52.71M
YoY Change		88.43%
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	-30.41M	-$121.8M	-26.20M
YoY Change	16.08%	-128.77%	111.29%
NET CHANGE
Cash From Operating Activities	44.44M	$39.12M	25.70M
Cash From Investing Activities	29.77M	$72.50M	-111.0M
Cash From Financing Activities	-30.41M	-$121.8M	-26.20M
Net Change In Cash	43.80M	-$11.93M	-111.5M
YoY Change	-139.28%	-111.53%	356.97%
FREE CASH FLOW
Cash From Operating Activities	$44.44M	$39.12M	$25.70M
Capital Expenditures	-$3.367M	$10.46M	-$3.600M
Free Cash Flow	$47.81M	$28.66M	$29.30M
YoY Change	63.16%	-210.53%	-219.59%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
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CY2021	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2021
CY2021	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	FY
CY2021	dei	Entity Central Index Key EntityCentralIndexKey	0001013857
CY2020	us-gaap	Accounting Standards Update Extensible List AccountingStandardsUpdateExtensibleList	http://fasb.org/us-gaap/2021-01-31#AccountingStandardsUpdate202006Member
CY2021	dei	Entity Registrant Name EntityRegistrantName	PEGASYSTEMS INC.
CY2021	dei	Entity Incorporation State Country Code EntityIncorporationStateCountryCode	MA
CY2021Q4	us-gaap	Operating Lease Right Of Use Asset Statement Of Financial Position Extensible List OperatingLeaseRightOfUseAssetStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2021-01-31#OtherAssetsNoncurrent
CY2020Q4	us-gaap	Operating Lease Right Of Use Asset Statement Of Financial Position Extensible List OperatingLeaseRightOfUseAssetStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2021-01-31#OtherAssetsNoncurrent
CY2020Q4	us-gaap	Operating Lease Liability Current Statement Of Financial Position Extensible List OperatingLeaseLiabilityCurrentStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2021-01-31#OtherLiabilitiesCurrent
CY2021Q4	us-gaap	Operating Lease Liability Current Statement Of Financial Position Extensible List OperatingLeaseLiabilityCurrentStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2021-01-31#OtherLiabilitiesCurrent
CY2021Q1	us-gaap	Accounting Standards Update Extensible List AccountingStandardsUpdateExtensibleList	http://fasb.org/us-gaap/2021-01-31#AccountingStandardsUpdate202006Member
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CY2021Q4	us-gaap	Revenue Remaining Performance Obligation Expected Timing Of Satisfaction Period1 RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1	P2Y
CY2021Q4	us-gaap	Revenue Remaining Performance Obligation Expected Timing Of Satisfaction Period1 RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1	P3Y
CY2021Q4	us-gaap	Revenue Remaining Performance Obligation Expected Timing Of Satisfaction Period1 RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1
CY2021	dei	Document Type DocumentType	10-K
CY2021	dei	Document Annual Report DocumentAnnualReport	true
CY2021	dei	Document Period End Date DocumentPeriodEndDate	2021-12-31
CY2021	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
CY2021	dei	Document Transition Report DocumentTransitionReport	false
CY2021	dei	Entity File Number EntityFileNumber	1-11859
CY2020Q4	us-gaap	Unbilled Receivables Current UnbilledReceivablesCurrent	207155000	USD
CY2021Q4	us-gaap	Other Assets Current OtherAssetsCurrent	68008000	USD
CY2020Q4	us-gaap	Other Assets Current OtherAssetsCurrent	88760000	USD
CY2021Q4	us-gaap	Assets Current AssetsCurrent	840218000	USD
CY2020Q4	us-gaap	Assets Current AssetsCurrent	976910000	USD
CY2021Q4	pega	Unbilled Receivables Non Current UnbilledReceivablesNonCurrent	129789000	USD
CY2021	dei	Entity Tax Identification Number EntityTaxIdentificationNumber	04-2787865
CY2021	dei	Entity Address Address Line1 EntityAddressAddressLine1	One Main Street
CY2021	dei	Entity Address City Or Town EntityAddressCityOrTown	Cambridge
CY2021	dei	Entity Address State Or Province EntityAddressStateOrProvince	MA
CY2021	dei	Entity Address Postal Zip Code EntityAddressPostalZipCode	02142
CY2021	dei	City Area Code CityAreaCode	617
CY2021	dei	Local Phone Number LocalPhoneNumber	374-9600
CY2021	dei	Security12b Title Security12bTitle	Common Stock, $.01 par value per share
CY2021	dei	Trading Symbol TradingSymbol	PEGA
CY2021	dei	Security Exchange Name SecurityExchangeName	NASDAQ
CY2021	dei	Entity Well Known Seasoned Issuer EntityWellKnownSeasonedIssuer	Yes
CY2021	dei	Entity Voluntary Filers EntityVoluntaryFilers	No
CY2021	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
CY2021	dei	Entity Interactive Data Current EntityInteractiveDataCurrent	Yes
CY2021	dei	Entity Filer Category EntityFilerCategory	Large Accelerated Filer
CY2021	dei	Entity Small Business EntitySmallBusiness	false
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CY2021	dei	Auditor Firm AuditorFirmId	34
CY2021	dei	Auditor Name AuditorName	Deloitte & Touche LLP
CY2021	dei	Auditor Location AuditorLocation	Boston, Massachusetts
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CY2021Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
CY2020Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
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CY2019	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-1.14
CY2021	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	81387000	shares
CY2020	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	80336000	shares
CY2019	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	79055000	shares
CY2021	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	81387000	shares
CY2020	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	80336000	shares
CY2019	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	79055000	shares
CY2021	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2021
CY2021	us-gaap	Net Income Loss NetIncomeLoss	-63040000	USD
CY2020	us-gaap	Net Income Loss NetIncomeLoss	-61373000	USD
CY2019	us-gaap	Net Income Loss NetIncomeLoss	-90433000	USD
CY2021	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	640000	USD
CY2020	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	46000	USD
CY2019	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	249000	USD
CY2021	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent	-4680000	USD
CY2020	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent	10234000	USD
CY2019	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent	-155000	USD
CY2021	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-4040000	USD
CY2020	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	10280000	USD
CY2019	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	-90339000	USD
CY2019	us-gaap	Stock Repurchased And Retired During Period Value StockRepurchasedAndRetiredDuringPeriodValue	21136000	USD
CY2019	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	-44839000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	94000	USD
CY2021	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	-67080000	USD
CY2020	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	-51093000	USD
CY2018Q4	us-gaap	Stockholders Equity StockholdersEquity	621531000	USD
CY2019	us-gaap	Stock Issued During Period Value Employee Stock Purchase Plan StockIssuedDuringPeriodValueEmployeeStockPurchasePlan	2202000	USD
CY2019	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	81102000	USD
CY2019	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.12
CY2019	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	9511000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	94000	USD
CY2019	us-gaap	Net Income Loss NetIncomeLoss	-90433000	USD
CY2019Q4	us-gaap	Stockholders Equity StockholdersEquity	539010000	USD
CY2020	us-gaap	Adjustments To Additional Paid In Capital Equity Component Of Convertible Debt AdjustmentsToAdditionalPaidInCapitalEquityComponentOfConvertibleDebt	61604000	USD
CY2020	us-gaap	Stock Repurchased And Retired During Period Value StockRepurchasedAndRetiredDuringPeriodValue	28274000	USD
CY2020	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	-75562000	USD
CY2020	us-gaap	Stock Issued During Period Value Employee Stock Purchase Plan StockIssuedDuringPeriodValueEmployeeStockPurchasePlan	3039000	USD
CY2020	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	103115000	USD
CY2020	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.12
CY2020	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	9667000	USD
CY2020	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	10280000	USD
CY2020	us-gaap	Net Income Loss NetIncomeLoss	-61373000	USD
CY2020Q4	us-gaap	Stockholders Equity StockholdersEquity	542172000	USD
CY2021	us-gaap	Stock Repurchased And Retired During Period Value StockRepurchasedAndRetiredDuringPeriodValue	53610000	USD
CY2021	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	-69925000	USD
CY2021	us-gaap	Stock Issued During Period Value Employee Stock Purchase Plan StockIssuedDuringPeriodValueEmployeeStockPurchasePlan	10554000	USD
CY2021	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	115971000	USD
CY2021	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.12
CY2021	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	9789000	USD
CY2021	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-4040000	USD
CY2021	us-gaap	Net Income Loss NetIncomeLoss	-63040000	USD
CY2021Q4	us-gaap	Stockholders Equity StockholdersEquity	416088000	USD
CY2021	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2021
CY2021	us-gaap	Net Income Loss NetIncomeLoss	-63040000	USD
CY2020	us-gaap	Net Income Loss NetIncomeLoss	-61373000	USD
CY2019	us-gaap	Net Income Loss NetIncomeLoss	-90433000	USD
CY2021	us-gaap	Share Based Compensation ShareBasedCompensation	115947000	USD
CY2020	us-gaap	Share Based Compensation ShareBasedCompensation	103068000	USD
CY2019	us-gaap	Share Based Compensation ShareBasedCompensation	80909000	USD
CY2021	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-75336000	USD
CY2020	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-59777000	USD
CY2019	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-49317000	USD
CY2021	us-gaap	Gain Loss On Derivative Instruments Net Pretax GainLossOnDerivativeInstrumentsNetPretax	-23633000	USD
CY2020	us-gaap	Gain Loss On Derivative Instruments Net Pretax GainLossOnDerivativeInstrumentsNetPretax	31697000	USD
CY2019	us-gaap	Gain Loss On Derivative Instruments Net Pretax GainLossOnDerivativeInstrumentsNetPretax	0	USD
CY2021	us-gaap	Amortization Of Deferred Charges AmortizationOfDeferredCharges	41387000	USD
CY2020	us-gaap	Amortization Of Deferred Charges AmortizationOfDeferredCharges	33302000	USD
CY2019	us-gaap	Amortization Of Deferred Charges AmortizationOfDeferredCharges	29152000	USD
CY2021	us-gaap	Operating Lease Expense OperatingLeaseExpense	13277000	USD
CY2020	us-gaap	Operating Lease Expense OperatingLeaseExpense	16248000	USD
CY2019	us-gaap	Operating Lease Expense OperatingLeaseExpense	14497000	USD
CY2021	us-gaap	Amortization Of Financing Costs And Discounts AmortizationOfFinancingCostsAndDiscounts	2977000	USD
CY2020	us-gaap	Amortization Of Financing Costs And Discounts AmortizationOfFinancingCostsAndDiscounts	14813000	USD
CY2019	us-gaap	Amortization Of Financing Costs And Discounts AmortizationOfFinancingCostsAndDiscounts	0	USD
CY2021	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	28593000	USD
CY2020	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	21348000	USD
CY2019	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	21396000	USD
CY2021	us-gaap	Accretion Amortization Of Discounts And Premiums Investments AccretionAmortizationOfDiscountsAndPremiumsInvestments	-3721000	USD
CY2020	us-gaap	Accretion Amortization Of Discounts And Premiums Investments AccretionAmortizationOfDiscountsAndPremiumsInvestments	-1073000	USD
CY2019	us-gaap	Accretion Amortization Of Discounts And Premiums Investments AccretionAmortizationOfDiscountsAndPremiumsInvestments	-800000	USD
CY2021	us-gaap	Foreign Currency Transaction Gain Loss Before Tax ForeignCurrencyTransactionGainLossBeforeTax	-6459000	USD
CY2020	us-gaap	Foreign Currency Transaction Gain Loss Before Tax ForeignCurrencyTransactionGainLossBeforeTax	3704000	USD
CY2019	us-gaap	Foreign Currency Transaction Gain Loss Before Tax ForeignCurrencyTransactionGainLossBeforeTax	-2335000	USD
CY2021	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	-1032000	USD
CY2020	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	879000	USD
CY2019	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	521000	USD
CY2021	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	11957000	USD
CY2020	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	32321000	USD
CY2019	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	-1088000	USD
CY2021	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	-17209000	USD
CY2020	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	12959000	USD
CY2019	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	6344000	USD
CY2021	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	-18726000	USD
CY2020	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	37945000	USD
CY2019	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	25670000	USD
CY2021	us-gaap	Increase Decrease In Contract With Customer Liability IncreaseDecreaseInContractWithCustomerLiability	41279000	USD
CY2020	us-gaap	Increase Decrease In Contract With Customer Liability IncreaseDecreaseInContractWithCustomerLiability	43661000	USD
CY2019	us-gaap	Increase Decrease In Contract With Customer Liability IncreaseDecreaseInContractWithCustomerLiability	1937000	USD
CY2021	us-gaap	Increase Decrease In Deferred Charges IncreaseDecreaseInDeferredCharges	71451000	USD
CY2020	us-gaap	Increase Decrease In Deferred Charges IncreaseDecreaseInDeferredCharges	55175000	USD
CY2019	us-gaap	Increase Decrease In Deferred Charges IncreaseDecreaseInDeferredCharges	49746000	USD
CY2021	us-gaap	Increase Decrease In Other Noncurrent Assets And Liabilities Net IncreaseDecreaseInOtherNoncurrentAssetsAndLiabilitiesNet	15886000	USD
CY2020	us-gaap	Increase Decrease In Other Noncurrent Assets And Liabilities Net IncreaseDecreaseInOtherNoncurrentAssetsAndLiabilitiesNet	14136000	USD
CY2019	us-gaap	Increase Decrease In Other Noncurrent Assets And Liabilities Net IncreaseDecreaseInOtherNoncurrentAssetsAndLiabilitiesNet	23588000	USD
CY2021	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	39118000	USD
CY2020	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	-563000	USD
CY2019	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	-42165000	USD
CY2021	us-gaap	Payments To Acquire Investments PaymentsToAcquireInvestments	79121000	USD
CY2020	us-gaap	Payments To Acquire Investments PaymentsToAcquireInvestments	326549000	USD
CY2019	us-gaap	Payments To Acquire Investments PaymentsToAcquireInvestments	11424000	USD
CY2021	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	105977000	USD
CY2020	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	28811000	USD
CY2019	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	13634000	USD
CY2021	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	61096000	USD
CY2020	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	1424000	USD
CY2019	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	89406000	USD
CY2021	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	4993000	USD
CY2020	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	0	USD
CY2019	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	10934000	USD
CY2021	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	10456000	USD
CY2020	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	25369000	USD
CY2019	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	10608000	USD
CY2021	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	72503000	USD
CY2020	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-321683000	USD
CY2019	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	70074000	USD
CY2021	us-gaap	Proceeds From Convertible Debt ProceedsFromConvertibleDebt	0	USD
CY2020	us-gaap	Proceeds From Convertible Debt ProceedsFromConvertibleDebt	600000000	USD
CY2019	us-gaap	Proceeds From Convertible Debt ProceedsFromConvertibleDebt	0	USD
CY2021	us-gaap	Payments For Repurchase Of Convertible Preferred Stock PaymentsForRepurchaseOfConvertiblePreferredStock	0	USD
CY2020	us-gaap	Payments For Repurchase Of Convertible Preferred Stock PaymentsForRepurchaseOfConvertiblePreferredStock	51900000	USD
CY2019	us-gaap	Payments For Repurchase Of Convertible Preferred Stock PaymentsForRepurchaseOfConvertiblePreferredStock	0	USD
CY2021	us-gaap	Payments Of Debt Issuance Costs PaymentsOfDebtIssuanceCosts	0	USD
CY2020	us-gaap	Payments Of Debt Issuance Costs PaymentsOfDebtIssuanceCosts	14527000	USD
CY2019	us-gaap	Payments Of Debt Issuance Costs PaymentsOfDebtIssuanceCosts	0	USD
CY2021	us-gaap	Proceeds From Stock Plans ProceedsFromStockPlans	10554000	USD
CY2020	us-gaap	Proceeds From Stock Plans ProceedsFromStockPlans	3039000	USD
CY2019	us-gaap	Proceeds From Stock Plans ProceedsFromStockPlans	2202000	USD
CY2021	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	9761000	USD
CY2020	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	9628000	USD
CY2019	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	9486000	USD
CY2021	us-gaap	Proceeds From Lines Of Credit ProceedsFromLinesOfCredit	0	USD
CY2020	us-gaap	Proceeds From Lines Of Credit ProceedsFromLinesOfCredit	0	USD
CY2019	us-gaap	Proceeds From Lines Of Credit ProceedsFromLinesOfCredit	45000000	USD
CY2021	us-gaap	Repayments Of Lines Of Credit RepaymentsOfLinesOfCredit	0	USD
CY2020	us-gaap	Repayments Of Lines Of Credit RepaymentsOfLinesOfCredit	0	USD
CY2019	us-gaap	Repayments Of Lines Of Credit RepaymentsOfLinesOfCredit	45000000	USD
CY2021	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	69925000	USD
CY2020	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	75562000	USD
CY2021Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	159965000	USD
CY2019	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	44839000	USD
CY2021	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	52711000	USD
CY2020	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	27974000	USD
CY2019	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	22135000	USD
CY2021	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-121843000	USD
CY2020	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	423448000	USD
CY2019	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-74258000	USD
CY2021	us-gaap	Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	-1712000	USD
CY2020	us-gaap	Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	2334000	USD
CY2019	us-gaap	Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	290000	USD
CY2021	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-11934000	USD
CY2020	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	103536000	USD
CY2019	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-46059000	USD
CY2020Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	171899000	USD
CY2019Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	68363000	USD
CY2018Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	114422000	USD
CY2019	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	4745000	USD
CY2021Q4	us-gaap	Dividends Payable Current DividendsPayableCurrent	2454000	USD
CY2020Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	171899000	USD
CY2019Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	68363000	USD
CY2021	us-gaap	Interest Paid Net InterestPaidNet	4500000	USD
CY2020	us-gaap	Interest Paid Net InterestPaidNet	2338000	USD
CY2019	us-gaap	Interest Paid Net InterestPaidNet	0	USD
CY2021	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	-4552000	USD
CY2020	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	3377000	USD
CY2020Q4	us-gaap	Dividends Payable Current DividendsPayableCurrent	2428000	USD
CY2019Q4	us-gaap	Dividends Payable Current DividendsPayableCurrent	2388000	USD
CY2021	us-gaap	Use Of Estimates UseOfEstimates	<div style="margin-bottom:6pt;margin-top:6pt;padding-right:18pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-style:italic;font-weight:700;line-height:120%">Management estimates and reporting</span></div><div style="margin-bottom:3pt;margin-top:3pt;padding-right:18pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">The preparation of financial statements in conformity with accounting principles generally accepted in the United States of America (“U.S.”) requires management to make estimates and judgments that affect the reported amounts of assets and liabilities and disclosure of contingent assets and liabilities at the date of the financial statements and the reported amounts of revenues and expenses during the periods presented. Actual results could differ from those estimates. Accounts with reported amounts based on significant estimates and judgments include, but are not limited to, revenue, unbilled receivables, deferred revenue, deferred income taxes, deferred commissions, income taxes payable, convertible senior notes, capped call transactions, intangible assets, and goodwill.</span></div>
CY2021	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2021
CY2021	pega	Amortization Period For Deferred Contact Costs AmortizationPeriodForDeferredContactCosts	P5Y
CY2021	pega	Amortization Period For Deferred Contact Costs AmortizationPeriodForDeferredContactCosts	P5Y
CY2021	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2021
CY2019Q4	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	0	USD
CY2021Q4	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	0	USD
CY2020Q4	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	0	USD
CY2019	us-gaap	Capitalized Computer Software Amortization1 CapitalizedComputerSoftwareAmortization1	0	USD
CY2021	us-gaap	Capitalized Computer Software Amortization1 CapitalizedComputerSoftwareAmortization1	0	USD
CY2020	us-gaap	Capitalized Computer Software Amortization1 CapitalizedComputerSoftwareAmortization1	0	USD
CY2021	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2021
CY2021	pega	More Likely Than Not Likelihood Percentage MoreLikelyThanNotLikelihoodPercentage	0.50
CY2021	us-gaap	Advertising Expense AdvertisingExpense	11800000	USD
CY2020	us-gaap	Advertising Expense AdvertisingExpense	8700000	USD
CY2019	us-gaap	Advertising Expense AdvertisingExpense	6700000	USD
CY2021	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2021
CY2021Q4	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	203659000	USD
CY2021Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Gain Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	2000	USD
CY2021Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	847000	USD
CY2021Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	202814000	USD
CY2020Q4	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	293341000	USD
CY2020Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Gain Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	88000	USD
CY2020Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	160000	USD
CY2020Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	293269000	USD
CY2021Q4	us-gaap	Debt Securities Available For Sale Term DebtSecuritiesAvailableForSaleTerm	P1Y2M12D
CY2021Q4	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	182717000	USD
CY2020Q4	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	215827000	USD
CY2021Q4	us-gaap	Unbilled Receivables Current UnbilledReceivablesCurrent	226714000	USD
CY2020Q4	us-gaap	Unbilled Receivables Current UnbilledReceivablesCurrent	207155000	USD
CY2021Q4	pega	Unbilled Receivables Non Current UnbilledReceivablesNonCurrent	129789000	USD
CY2020Q4	pega	Unbilled Receivables Non Current UnbilledReceivablesNonCurrent	113278000	USD
CY2021Q4	pega	Accounts Receivable And Unbilled Receivable AccountsReceivableAndUnbilledReceivable	539220000	USD
CY2020Q4	pega	Accounts Receivable And Unbilled Receivable AccountsReceivableAndUnbilledReceivable	536260000	USD
CY2021Q4	us-gaap	Unbilled Receivables Current UnbilledReceivablesCurrent	226714000	USD
CY2021Q4	pega	Unbilled Receivables Not Billable At Balance Sheet Date Expected Percentage To Be Collected Within One Year UnbilledReceivablesNotBillableAtBalanceSheetDateExpectedPercentageToBeCollectedWithinOneYear	0.64
CY2021Q4	pega	Unbilled Receivables Not Billable At Balance Sheet Date Amount Expected To Be Collected Within Year One And Two UnbilledReceivablesNotBillableAtBalanceSheetDateAmountExpectedToBeCollectedWithinYearOneAndTwo	83988000	USD
CY2021Q4	pega	Unbilled Receivables Not Billable At Balance Sheet Date Expected Percentage To Be Collected Within Year One And Two UnbilledReceivablesNotBillableAtBalanceSheetDateExpectedPercentageToBeCollectedWithinYearOneAndTwo	0.23
CY2021Q4	pega	Unbilled Receivables Not Billable At Balance Sheet Date Amount Expected To Be Collected Within Year Two And Five UnbilledReceivablesNotBillableAtBalanceSheetDateAmountExpectedToBeCollectedWithinYearTwoAndFive	45801000	USD
CY2021Q4	pega	Unbilled Receivables Not Billable At Balance Sheet Date Expected Percentage To Be Collected Within Year Two And Five UnbilledReceivablesNotBillableAtBalanceSheetDateExpectedPercentageToBeCollectedWithinYearTwoAndFive	0.13
CY2021Q4	pega	Unbilled Receivables Current And Non Current UnbilledReceivablesCurrentAndNonCurrent	356503000	USD
CY2021Q4	pega	Unbilled Receivables Current And Non Current Percentage UnbilledReceivablesCurrentAndNonCurrentPercentage	1
CY2021Q4	pega	Unbilled Receivables Not Billable Contract Date Year One UnbilledReceivablesNotBillableContractDateYearOne	182427000	USD
CY2021Q4	pega	Percentage Of Unbilled Receivables Not Billable Contract Date Year One PercentageOfUnbilledReceivablesNotBillableContractDateYearOne	0.51
CY2021Q4	pega	Unbilled Receivables Not Billable Contract Date Year Two UnbilledReceivablesNotBillableContractDateYearTwo	104416000	USD
CY2021Q4	pega	Percentage Of Unbilled Receivables Not Billable Contract Date Year Two PercentageOfUnbilledReceivablesNotBillableContractDateYearTwo	0.29
CY2021Q4	pega	Unbilled Receivables Not Billable Contract Date Year Three UnbilledReceivablesNotBillableContractDateYearThree	34544000	USD
CY2021Q4	pega	Percentage Of Unbilled Receivables Not Billable Contract Date Year Three PercentageOfUnbilledReceivablesNotBillableContractDateYearThree	0.10
CY2021Q4	pega	Unbilled Receivables Not Billable Contract Date Year Four UnbilledReceivablesNotBillableContractDateYearFour	16296000	USD
CY2021Q4	pega	Percentage Of Unbilled Receivables Not Billable Contract Date Year Four PercentageOfUnbilledReceivablesNotBillableContractDateYearFour	0.05
CY2021Q4	pega	Unbilled Receivables Not Billable Contract Date Year Five And Before UnbilledReceivablesNotBillableContractDateYearFiveAndBefore	18820000	USD
CY2021Q4	pega	Percentage Of Unbilled Receivables Not Billable Contract Date Year Five And Before PercentageOfUnbilledReceivablesNotBillableContractDateYearFiveAndBefore	0.05
CY2021Q4	pega	Unbilled Revenue Total UnbilledRevenueTotal	356503000	USD
CY2021Q4	pega	Total Percentage Of Unbilled Revenue TotalPercentageOfUnbilledRevenue	1
CY2021Q4	us-gaap	Contract With Customer Asset Net Current ContractWithCustomerAssetNetCurrent	12530000	USD
CY2020Q4	us-gaap	Contract With Customer Asset Net Current ContractWithCustomerAssetNetCurrent	15296000	USD
CY2021Q4	us-gaap	Contract With Customer Asset Net Noncurrent ContractWithCustomerAssetNetNoncurrent	10643000	USD
CY2020Q4	us-gaap	Contract With Customer Asset Net Noncurrent ContractWithCustomerAssetNetNoncurrent	7777000	USD
CY2021Q4	us-gaap	Contract With Customer Asset Net ContractWithCustomerAssetNet	23173000	USD
CY2020Q4	us-gaap	Contract With Customer Asset Net ContractWithCustomerAssetNet	23073000	USD
CY2021Q4	us-gaap	Contract With Customer Liability Current ContractWithCustomerLiabilityCurrent	275844000	USD
CY2020Q4	us-gaap	Contract With Customer Liability Current ContractWithCustomerLiabilityCurrent	232865000	USD
CY2021Q4	us-gaap	Deferred Credits And Other Liabilities Noncurrent DeferredCreditsAndOtherLiabilitiesNoncurrent	5655000	USD
CY2020Q4	us-gaap	Deferred Credits And Other Liabilities Noncurrent DeferredCreditsAndOtherLiabilitiesNoncurrent	8991000	USD
CY2021Q4	us-gaap	Deferred Credits And Other Liabilities DeferredCreditsAndOtherLiabilities	281499000	USD
CY2020Q4	us-gaap	Deferred Credits And Other Liabilities DeferredCreditsAndOtherLiabilities	241856000	USD
CY2021	pega	Contract With Customer Liability Revenue Recognized Including Opening Balance ContractWithCustomerLiabilityRevenueRecognizedIncludingOpeningBalance	234400000	USD
CY2021	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2021
CY2021Q4	us-gaap	Deferred Costs DeferredCosts	135911000	USD
CY2020Q4	us-gaap	Deferred Costs DeferredCosts	108624000	USD
CY2021	us-gaap	Amortization Of Deferred Sales Commissions AmortizationOfDeferredSalesCommissions	41387000	USD
CY2020	us-gaap	Amortization Of Deferred Sales Commissions AmortizationOfDeferredSalesCommissions	33302000	USD
CY2019	us-gaap	Amortization Of Deferred Sales Commissions AmortizationOfDeferredSalesCommissions	29152000	USD
CY2021Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	26837000	USD
CY2020Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	40398000	USD
CY2020Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	81754000	USD
CY2021	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2021
CY2021Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	95174000	USD
CY2020Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	122152000	USD
CY2021Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	68337000	USD
CY2021	us-gaap	Depreciation Depreciation	24606000	USD
CY2020	us-gaap	Depreciation Depreciation	17378000	USD
CY2019	us-gaap	Depreciation Depreciation	14771000	USD
CY2020Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	117624000	USD
CY2021	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2021
CY2020Q4	us-gaap	Goodwill Goodwill	79231000	USD
CY2019Q4	us-gaap	Goodwill Goodwill	79039000	USD
CY2021	us-gaap	Goodwill Acquired During Period GoodwillAcquiredDuringPeriod	2701000	USD
CY2020	us-gaap	Goodwill Acquired During Period GoodwillAcquiredDuringPeriod	0	USD
CY2021	us-gaap	Goodwill Foreign Currency Translation Gain Loss GoodwillForeignCurrencyTranslationGainLoss	-9000	USD
CY2020	us-gaap	Goodwill Foreign Currency Translation Gain Loss GoodwillForeignCurrencyTranslationGainLoss	192000	USD
CY2021Q4	us-gaap	Goodwill Goodwill	81923000	USD
CY2020Q4	us-gaap	Goodwill Goodwill	79231000	USD
CY2021Q4	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	135668000	USD
CY2021Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	121605000	USD
CY2021Q4	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	14063000	USD
CY2020Q4	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	133372000	USD
CY2020Q4	us-gaap	Contract With Customer Asset Net Noncurrent ContractWithCustomerAssetNetNoncurrent	7777000	USD
CY2019	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	6625000	USD
CY2020Q4	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	15748000	USD
CY2021	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2021
CY2021	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	3987000	USD
CY2020	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	3970000	USD
CY2021Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Next Twelve Months FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths	3886000	USD
CY2021Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Two FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo	3618000	USD
CY2021Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Three FiniteLivedIntangibleAssetsAmortizationExpenseYearThree	2849000	USD
CY2021Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Four FiniteLivedIntangibleAssetsAmortizationExpenseYearFour	2509000	USD
CY2021Q4	pega	Finite Lived Intangible Assets Amortization Expense Year Five And Thereafter FiniteLivedIntangibleAssetsAmortizationExpenseYearFiveAndThereafter	1201000	USD
CY2021Q4	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	14063000	USD
CY2021	us-gaap	Number Of Operating Segments NumberOfOperatingSegments	1	segment
CY2021	us-gaap	Number Of Reporting Units NumberOfReportingUnits	1	unit
CY2021Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	26837000	USD
CY2021Q4	pega	Long Lived Assets Percentage LongLivedAssetsPercentage	1
CY2020Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	40398000	USD
CY2020Q4	pega	Long Lived Assets Percentage LongLivedAssetsPercentage	1
CY2021Q4	us-gaap	Income Tax Receivable IncomeTaxReceivable	25691000	USD
CY2020Q4	us-gaap	Income Tax Receivable IncomeTaxReceivable	44148000	USD
CY2021Q4	us-gaap	Contract With Customer Asset Net Current ContractWithCustomerAssetNetCurrent	12530000	USD
CY2020Q4	us-gaap	Contract With Customer Asset Net Current ContractWithCustomerAssetNetCurrent	15296000	USD
CY2021Q4	pega	Other Current Assets OtherCurrentAssets	29787000	USD
CY2020Q4	pega	Other Current Assets OtherCurrentAssets	29316000	USD
CY2021Q4	us-gaap	Other Assets Current OtherAssetsCurrent	68008000	USD
CY2020Q4	us-gaap	Other Assets Current OtherAssetsCurrent	88760000	USD
CY2021Q4	us-gaap	Deferred Income Tax Assets Net DeferredIncomeTaxAssetsNet	180656000	USD
CY2020Q4	us-gaap	Deferred Income Tax Assets Net DeferredIncomeTaxAssetsNet	88068000	USD
CY2021Q4	us-gaap	Deferred Costs DeferredCosts	135911000	USD
CY2020Q4	us-gaap	Deferred Costs DeferredCosts	108624000	USD
CY2021Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	87521000	USD
CY2020Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	67651000	USD
CY2021Q4	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliations Recurring Basis Liability Value FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue	59964000	USD
CY2020Q4	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliations Recurring Basis Liability Value FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue	83597000	USD
CY2021Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	26837000	USD
CY2020Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	40398000	USD
CY2021Q4	us-gaap	Intangible Assets Net Including Goodwill IntangibleAssetsNetIncludingGoodwill	14063000	USD
CY2020Q4	us-gaap	Intangible Assets Net Including Goodwill IntangibleAssetsNetIncludingGoodwill	15748000	USD
CY2021Q4	us-gaap	Contract With Customer Asset Net Noncurrent ContractWithCustomerAssetNetNoncurrent	10643000	USD
CY2021Q4	us-gaap	Dividends Payable Current DividendsPayableCurrent	2454000	USD
CY2020Q4	us-gaap	Dividends Payable Current DividendsPayableCurrent	2428000	USD
CY2021Q4	us-gaap	Other Liabilities Current OtherLiabilitiesCurrent	9443000	USD
CY2020Q4	us-gaap	Other Liabilities Current OtherLiabilitiesCurrent	20969000	USD
CY2021Q4	pega	Other Long Term Assets OtherLongTermAssets	26006000	USD
CY2020Q4	pega	Other Long Term Assets OtherLongTermAssets	22980000	USD
CY2021Q4	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	541601000	USD
CY2020Q4	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	434843000	USD
CY2021Q4	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	6989000	USD
CY2020Q4	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	18541000	USD
CY2021Q4	us-gaap	Deferred Revenue Noncurrent DeferredRevenueNoncurrent	5655000	USD
CY2020Q4	us-gaap	Deferred Revenue Noncurrent DeferredRevenueNoncurrent	8991000	USD
CY2021Q4	pega	Other Long Term Liabilities OtherLongTermLiabilities	7844000	USD
CY2020Q4	pega	Other Long Term Liabilities OtherLongTermLiabilities	15708000	USD
CY2021Q4	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	13499000	USD
CY2020Q4	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	24699000	USD
CY2019	us-gaap	Operating Lease Cost OperatingLeaseCost	18250000	USD
CY2021	us-gaap	Short Term Lease Cost ShortTermLeaseCost	2244000	USD
CY2020	us-gaap	Short Term Lease Cost ShortTermLeaseCost	1669000	USD
CY2021	us-gaap	Operating Lease Cost OperatingLeaseCost	-1694000	USD
CY2020	us-gaap	Operating Lease Cost OperatingLeaseCost	20235000	USD
CY2021Q1	us-gaap	Gain Loss On Termination Of Lease GainLossOnTerminationOfLease	18000000	USD
CY2021Q1	us-gaap	Increase Decrease In Operating Lease Liability IncreaseDecreaseInOperatingLeaseLiability	-21100000	USD
CY2021Q1	us-gaap	Increase Decrease In Operating Assets IncreaseDecreaseInOperatingAssets	-20300000	USD
CY2019	us-gaap	Short Term Lease Cost ShortTermLeaseCost	1291000	USD
CY2021	us-gaap	Variable Lease Cost VariableLeaseCost	4480000	USD
CY2020	us-gaap	Variable Lease Cost VariableLeaseCost	4470000	USD
CY2019	us-gaap	Variable Lease Cost VariableLeaseCost	5554000	USD
CY2021	pega	Lease Cost Recovery LeaseCostRecovery	5030000	USD
CY2021Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	87521000	USD
CY2020Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	67651000	USD
CY2021Q4	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	6989000	USD
CY2020Q4	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	18541000	USD
CY2020	pega	Lease Cost Recovery LeaseCostRecovery	26374000	USD
CY2019	pega	Lease Cost Recovery LeaseCostRecovery	25095000	USD
CY2021Q4	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	87818000	USD
CY2020Q4	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	59053000	USD
CY2021Q4	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P7Y8M12D
CY2020Q4	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P4Y8M12D
CY2021Q4	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.044
CY2020Q4	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.054
CY2021Q4	us-gaap	Lessee Operating Lease Liability Payments Due Next Twelve Months LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths	8942000	USD
CY2021Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Two LesseeOperatingLeaseLiabilityPaymentsDueYearTwo	17705000	USD
CY2021Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Three LesseeOperatingLeaseLiabilityPaymentsDueYearThree	16411000	USD
CY2021Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Four LesseeOperatingLeaseLiabilityPaymentsDueYearFour	13553000	USD
CY2021Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Five LesseeOperatingLeaseLiabilityPaymentsDueYearFive	9840000	USD
CY2021Q4	us-gaap	Lessee Operating Lease Liability Payments Due After Year Five LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive	48458000	USD
CY2021Q4	us-gaap	Lessee Operating Lease Liability Payments Due LesseeOperatingLeaseLiabilityPaymentsDue	114909000	USD
CY2021Q4	us-gaap	Lessee Operating Lease Liability Undiscounted Excess Amount LesseeOperatingLeaseLiabilityUndiscountedExcessAmount	20102000	USD
CY2021Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	94807000	USD
CY2019Q4	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliations Recurring Basis Liability Value FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue	0	USD
CY2021	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	55068000	USD
CY2021	us-gaap	Operating Lease Payments OperatingLeasePayments	18428000	USD
CY2020	us-gaap	Operating Lease Payments OperatingLeasePayments	20548000	USD
CY2020	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	24276000	USD
CY2021	us-gaap	Gain Loss On Termination Of Lease GainLossOnTerminationOfLease	18000000	USD
CY2020Q1	us-gaap	Debt Instrument Redemption Price Percentage DebtInstrumentRedemptionPricePercentage	1
CY2020Q1	us-gaap	Debt Conversion Converted Instrument Shares Issued1 DebtConversionConvertedInstrumentSharesIssued1	4400000	shares
CY2020Q1	us-gaap	Derivative Cap Price DerivativeCapPrice	196.44
CY2020Q4	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliations Recurring Basis Liability Value FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue	83597000	USD
CY2021	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Liability Issues FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityIssues	0	USD
CY2020	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Liability Issues FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityIssues	51900000	USD
CY2021	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Liability Gain Loss Included In Earnings FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInEarnings	23633000	USD
CY2020	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Liability Gain Loss Included In Earnings FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInEarnings	-31697000	USD
CY2021Q4	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliations Recurring Basis Liability Value FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue	59964000	USD
CY2020Q4	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliations Recurring Basis Liability Value FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue	83597000	USD
CY2021Q4	us-gaap	Line Of Credit Facility Remaining Borrowing Capacity LineOfCreditFacilityRemainingBorrowingCapacity	0	USD
CY2020Q4	us-gaap	Line Of Credit Facility Remaining Borrowing Capacity LineOfCreditFacilityRemainingBorrowingCapacity	0	USD
CY2021Q4	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	1000000	shares
CY2021Q4	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	0.01
CY2021Q4	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	0	shares
CY2021Q4	us-gaap	Preferred Stock Shares Outstanding PreferredStockSharesOutstanding	0	shares
CY2021Q4	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	0	shares
CY2021Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	200000000	shares
CY2021Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.01
CY2021Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	81700000	shares
CY2021Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	81700000	shares
CY2021	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2021
CY2021	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1211653000	USD
CY2021	us-gaap	Concentration Risk Percentage1 ConcentrationRiskPercentage1	1
CY2020	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1017517000	USD
CY2020	us-gaap	Concentration Risk Percentage1 ConcentrationRiskPercentage1	1
CY2021	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	9761000	USD
CY2021	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2021
CY2021	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.12
CY2020	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.12
CY2019	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.12
CY2020	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	9628000	USD
CY2019	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	9486000	USD
CY2021	pega	Common Stock Dividends Per Share Intended CommonStockDividendsPerShareIntended	0.03
CY2021	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2021
CY2021	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2021
CY2020Q4	us-gaap	Stock Repurchase Program Remaining Authorized Repurchase Amount1 StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1	37726000	USD
CY2019Q4	us-gaap	Stock Repurchase Program Remaining Authorized Repurchase Amount1 StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1	45484000	USD
CY2018Q4	us-gaap	Stock Repurchase Program Remaining Authorized Repurchase Amount1 StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1	6620000	USD
CY2021	pega	Stock Repurchase Program Amount Authorized During Period StockRepurchaseProgramAmountAuthorizedDuringPeriod	38467000	USD
CY2020	pega	Stock Repurchase Program Amount Authorized During Period StockRepurchaseProgramAmountAuthorizedDuringPeriod	20516000	USD
CY2019	pega	Stock Repurchase Program Amount Authorized During Period StockRepurchaseProgramAmountAuthorizedDuringPeriod	60000000	USD
CY2021Q4	pega	Stock Repurchase Program Shares Repurchased Unsettled StockRepurchaseProgramSharesRepurchasedUnsettled	432000	shares
CY2021	pega	Stock Repurchase Program Payments For Shares Repurchased Unsettled StockRepurchaseProgramPaymentsForSharesRepurchasedUnsettled	53610000	USD
CY2020Q4	pega	Stock Repurchase Program Shares Repurchased Unsettled StockRepurchaseProgramSharesRepurchasedUnsettled	278000	shares
CY2020	pega	Stock Repurchase Program Payments For Shares Repurchased Unsettled StockRepurchaseProgramPaymentsForSharesRepurchasedUnsettled	28274000	USD
CY2019Q4	pega	Stock Repurchase Program Shares Repurchased Unsettled StockRepurchaseProgramSharesRepurchasedUnsettled	333000	shares
CY2019	pega	Stock Repurchase Program Payments For Shares Repurchased Unsettled StockRepurchaseProgramPaymentsForSharesRepurchasedUnsettled	21136000	USD
CY2021Q4	us-gaap	Stock Repurchase Program Remaining Authorized Repurchase Amount1 StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1	22583000	USD
CY2020Q4	us-gaap	Stock Repurchase Program Remaining Authorized Repurchase Amount1 StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1	37726000	USD
CY2019Q4	us-gaap	Stock Repurchase Program Remaining Authorized Repurchase Amount1 StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1	45484000	USD
CY2020Q2	us-gaap	Stock Repurchase Program Authorized Amount1 StockRepurchaseProgramAuthorizedAmount1	60000000	USD
CY2019	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	911383000	USD
CY2019	us-gaap	Concentration Risk Percentage1 ConcentrationRiskPercentage1	1
CY2021	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2021
CY2021Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	202814000	USD
CY2020Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	293269000	USD
CY2021Q4	us-gaap	Derivative Liabilities DerivativeLiabilities	59964000	USD
CY2020Q4	us-gaap	Derivative Liabilities DerivativeLiabilities	83597000	USD
CY2021Q4	us-gaap	Convertible Debt Fair Value Disclosures ConvertibleDebtFairValueDisclosures	642000000	USD
CY2020Q4	us-gaap	Convertible Debt Fair Value Disclosures ConvertibleDebtFairValueDisclosures	706500000	USD
CY2021	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1211653000	USD
CY2020	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1017517000	USD
CY2019	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	911383000	USD
CY2021	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2021
CY2021	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1211653000	USD
CY2020	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1017517000	USD
CY2019	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	911383000	USD
CY2021	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2021
CY2021Q4	pega	Revenue Remaining Performance Obligation Expected To Be Recognized1 Year Or Less RevenueRemainingPerformanceObligationExpectedToBeRecognized1YearOrLess	771173000	USD
CY2021Q4	pega	Revenue Remaining Performance Obligation Expected Percentage To Be Recognized1 Year Or Less RevenueRemainingPerformanceObligationExpectedPercentageToBeRecognized1YearOrLess	0.58
CY2021Q4	pega	Revenue Remaining Performance Obligation Expected To Be Recognized Years1to2 RevenueRemainingPerformanceObligationExpectedToBeRecognizedYears1to2	314123000	USD
CY2021Q4	pega	Revenue Remaining Performance Obligation Expected Percentage To Be Recognized Years1to2 RevenueRemainingPerformanceObligationExpectedPercentageToBeRecognizedYears1to2	0.23
CY2021Q4	pega	Revenue Remaining Performance Obligation Expected To Be Recognized Years2to3 RevenueRemainingPerformanceObligationExpectedToBeRecognizedYears2to3	173120000	USD
CY2021Q4	pega	Revenue Remaining Performance Obligation Expected Percentage To Be Recognized Years2to3 RevenueRemainingPerformanceObligationExpectedPercentageToBeRecognizedYears2to3	0.13
CY2021Q4	pega	Revenue Remaining Performance Obligation Expected To Be Recognized Greater Than3 Years RevenueRemainingPerformanceObligationExpectedToBeRecognizedGreaterThan3Years	86478000	USD
CY2021Q4	pega	Revenue Remaining Performance Obligation Expected Percentage To Be Recognized Greater Than3years RevenueRemainingPerformanceObligationExpectedPercentageToBeRecognizedGreaterThan3years	0.06
CY2021Q4	us-gaap	Revenue Remaining Performance Obligation RevenueRemainingPerformanceObligation	1344894000	USD
CY2021Q4	us-gaap	Revenue Remaining Performance Obligation Percentage RevenueRemainingPerformanceObligationPercentage	1
CY2020Q4	pega	Revenue Remaining Performance Obligation Expected To Be Recognized1 Year Or Less RevenueRemainingPerformanceObligationExpectedToBeRecognized1YearOrLess	612686000	USD
CY2020Q4	pega	Revenue Remaining Performance Obligation Expected Percentage To Be Recognized1 Year Or Less RevenueRemainingPerformanceObligationExpectedPercentageToBeRecognized1YearOrLess	0.57
CY2020Q4	pega	Revenue Remaining Performance Obligation Expected To Be Recognized Years1to2 RevenueRemainingPerformanceObligationExpectedToBeRecognizedYears1to2	256276000	USD
CY2020Q4	pega	Revenue Remaining Performance Obligation Expected Percentage To Be Recognized Years1to2 RevenueRemainingPerformanceObligationExpectedPercentageToBeRecognizedYears1to2	0.24
CY2020Q4	pega	Revenue Remaining Performance Obligation Expected To Be Recognized Years2to3 RevenueRemainingPerformanceObligationExpectedToBeRecognizedYears2to3	138641000	USD
CY2020Q4	pega	Revenue Remaining Performance Obligation Expected Percentage To Be Recognized Years2to3 RevenueRemainingPerformanceObligationExpectedPercentageToBeRecognizedYears2to3	0.13
CY2020Q4	us-gaap	Revenue Remaining Performance Obligation Percentage RevenueRemainingPerformanceObligationPercentage	1
CY2020Q4	pega	Revenue Remaining Performance Obligation Expected To Be Recognized Greater Than3 Years RevenueRemainingPerformanceObligationExpectedToBeRecognizedGreaterThan3Years	64784000	USD
CY2020Q4	pega	Revenue Remaining Performance Obligation Expected Percentage To Be Recognized Greater Than3years RevenueRemainingPerformanceObligationExpectedPercentageToBeRecognizedGreaterThan3years	0.06
CY2020Q4	us-gaap	Revenue Remaining Performance Obligation RevenueRemainingPerformanceObligation	1072387000	USD
CY2021	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2021
CY2021	us-gaap	Share Based Compensation ShareBasedCompensation	115947000	USD
CY2020	us-gaap	Share Based Compensation ShareBasedCompensation	103068000	USD
CY2019	us-gaap	Share Based Compensation ShareBasedCompensation	80909000	USD
CY2021	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	23410000	USD
CY2020	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	20464000	USD
CY2019	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	16392000	USD
CY2021	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Award Vesting Period1 ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1	P5Y
CY2021	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2021
CY2021Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Available For Grant ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant	10400000	shares
CY2021	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2021
CY2021	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Weighted Average Volatility Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsWeightedAverageVolatilityRate	0.35
CY2020	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Weighted Average Volatility Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsWeightedAverageVolatilityRate	0.31
CY2019	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Weighted Average Volatility Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsWeightedAverageVolatilityRate	0.32
CY2021	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Fair Value Assumptions Expected Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1	P4Y4M24D
CY2020	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Fair Value Assumptions Expected Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1	P4Y6M
CY2019	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Fair Value Assumptions Expected Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1	P4Y6M
CY2021	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Risk Free Interest Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate	0.006
CY2020	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Risk Free Interest Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate	0.007
CY2019	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Risk Free Interest Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate	0.024
CY2021	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Dividend Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate	0.002
CY2020	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Dividend Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate	0.002
CY2019	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Dividend Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate	0.003
CY2021	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2021
CY2020Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	7391000	shares
CY2020Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	59.88
CY2021	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod	1574000	shares
CY2021	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Grants In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice	129.71
CY2021	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	1170000	shares
CY2021	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice	47.93
CY2021	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures And Expirations In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriod	606000	shares
CY2021	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures And Expirations In Period Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageExercisePrice	85.69
CY2021	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2021
CY2021Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	7189000	shares
CY2021Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	74.94
CY2021	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2021
CY2021Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Vested And Expected To Vest Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingNumber	6176000	shares
CY2021Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Vested And Expected To Vest Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageExercisePrice	71.97
CY2021	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Vested And Expected To Vest Outstanding Weighted Average Remaining Contractual Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageRemainingContractualTerm1	P6Y8M12D
CY2021Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Vested And Expected To Vest Outstanding Aggregate Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue	267722000	USD
CY2021	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2021
CY2021Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber	3398000	shares
CY2021Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice	50.06
CY2021	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Weighted Average Remaining Contractual Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1	P5Y4M24D
CY2021Q4	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Intrinsic Value1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1	210796000	USD
CY2021	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2021
CY2021Q4	pega	Share Based Compensation Arrangement By Share Based Payment Award Closing Price Of Common Stock ShareBasedCompensationArrangementByShareBasedPaymentAwardClosingPriceOfCommonStock	111.82
CY2021	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2021
CY2021	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2021
CY2021	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2021
CY2021	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2021
CY2021	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2021
CY2021Q4	pega	Share Based Compensation Arrangement By Share Based Payment Award Closing Price Of Common Stock ShareBasedCompensationArrangementByShareBasedPaymentAwardClosingPriceOfCommonStock	111.82
CY2021	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	29659000	USD
CY2020	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	24241000	USD
CY2019	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	19697000	USD
CY2021	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2021
CY2021	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	-125947000	USD
CY2020	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	-59281000	USD
CY2019	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	-51396000	USD
CY2021	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	-6040000	USD
CY2020	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	-65608000	USD
CY2019	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	-83450000	USD
CY2021	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	-131987000	USD
CY2020	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	-124889000	USD
CY2019	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	-134846000	USD
CY2021	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2021
CY2021	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	1921000	USD
CY2020	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	-11251000	USD
CY2019	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	1050000	USD
CY2021	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	363000	USD
CY2020	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	399000	USD
CY2019	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	405000	USD
CY2021	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	4105000	USD
CY2020	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	7113000	USD
CY2019	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	3449000	USD
CY2021	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	6389000	USD
CY2020	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	-3739000	USD
CY2019	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	4904000	USD
CY2021	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	-42214000	USD
CY2020	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	-34573000	USD
CY2019	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	-25356000	USD
CY2021	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	-9413000	USD
CY2020	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	-8119000	USD
CY2019	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	-5143000	USD
CY2021	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	-23709000	USD
CY2020	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	-17085000	USD
CY2019	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	-18818000	USD
CY2021	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-75336000	USD
CY2020	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-59777000	USD
CY2019	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-49317000	USD
CY2021	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	-68947000	USD
CY2020	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	-63516000	USD
CY2019	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	-44413000	USD
CY2021	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2021
CY2021	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	-27717000	USD
CY2020	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	-26227000	USD
CY2019	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	-28318000	USD
CY2021	us-gaap	Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance	-469000	USD
CY2020	us-gaap	Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance	-5881000	USD
CY2019	us-gaap	Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance	727000	USD
CY2021	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	-7217000	USD
CY2020	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	-6994000	USD
CY2019	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	-4450000	USD
CY2021	us-gaap	Income Tax Reconciliation Foreign Income Tax Rate Differential IncomeTaxReconciliationForeignIncomeTaxRateDifferential	541000	USD
CY2020	us-gaap	Income Tax Reconciliation Foreign Income Tax Rate Differential IncomeTaxReconciliationForeignIncomeTaxRateDifferential	1773000	USD
CY2019	us-gaap	Income Tax Reconciliation Foreign Income Tax Rate Differential IncomeTaxReconciliationForeignIncomeTaxRateDifferential	2606000	USD
CY2021	us-gaap	Income Tax Reconciliation Tax Credits Research IncomeTaxReconciliationTaxCreditsResearch	6380000	USD
CY2020	us-gaap	Income Tax Reconciliation Tax Credits Research IncomeTaxReconciliationTaxCreditsResearch	5716000	USD
CY2019	us-gaap	Income Tax Reconciliation Tax Credits Research IncomeTaxReconciliationTaxCreditsResearch	4295000	USD
CY2021	us-gaap	Income Tax Reconciliation Tax Settlements Foreign IncomeTaxReconciliationTaxSettlementsForeign	3599000	USD
CY2020	us-gaap	Income Tax Reconciliation Tax Settlements Foreign IncomeTaxReconciliationTaxSettlementsForeign	3050000	USD
CY2019	us-gaap	Income Tax Reconciliation Tax Settlements Foreign IncomeTaxReconciliationTaxSettlementsForeign	3056000	USD
CY2021	us-gaap	Income Tax Reconciliation Tax Exempt Income IncomeTaxReconciliationTaxExemptIncome	0	USD
CY2020	us-gaap	Income Tax Reconciliation Tax Exempt Income IncomeTaxReconciliationTaxExemptIncome	0	USD
CY2019	us-gaap	Income Tax Reconciliation Tax Exempt Income IncomeTaxReconciliationTaxExemptIncome	91000	USD
CY2021	us-gaap	Income Tax Reconciliation Prior Year Income Taxes IncomeTaxReconciliationPriorYearIncomeTaxes	-2016000	USD
CY2020	us-gaap	Income Tax Reconciliation Prior Year Income Taxes IncomeTaxReconciliationPriorYearIncomeTaxes	3416000	USD
CY2019	us-gaap	Income Tax Reconciliation Prior Year Income Taxes IncomeTaxReconciliationPriorYearIncomeTaxes	-5460000	USD
CY2021	us-gaap	Income Tax Reconciliation Nondeductible Expense Share Based Compensation Cost IncomeTaxReconciliationNondeductibleExpenseShareBasedCompensationCost	5464000	USD
CY2020	us-gaap	Income Tax Reconciliation Nondeductible Expense Share Based Compensation Cost IncomeTaxReconciliationNondeductibleExpenseShareBasedCompensationCost	1806000	USD
CY2019	us-gaap	Income Tax Reconciliation Nondeductible Expense Share Based Compensation Cost IncomeTaxReconciliationNondeductibleExpenseShareBasedCompensationCost	1716000	USD
CY2021	pega	Effective Income Tax Rate Reconciliation Expiration Of Statutes And Changes In Estimates Amount EffectiveIncomeTaxRateReconciliationExpirationOfStatutesAndChangesInEstimatesAmount	-2250000	USD
CY2020	pega	Effective Income Tax Rate Reconciliation Expiration Of Statutes And Changes In Estimates Amount EffectiveIncomeTaxRateReconciliationExpirationOfStatutesAndChangesInEstimatesAmount	55000	USD
CY2019	pega	Effective Income Tax Rate Reconciliation Expiration Of Statutes And Changes In Estimates Amount EffectiveIncomeTaxRateReconciliationExpirationOfStatutesAndChangesInEstimatesAmount	2420000	USD
CY2021	pega	Effective Income Tax Rate Reconciliation Excess Tax Benefits Relating To Share Based Compensation Amount EffectiveIncomeTaxRateReconciliationExcessTaxBenefitsRelatingToShareBasedCompensationAmount	-20697000	USD
CY2020	pega	Effective Income Tax Rate Reconciliation Excess Tax Benefits Relating To Share Based Compensation Amount EffectiveIncomeTaxRateReconciliationExcessTaxBenefitsRelatingToShareBasedCompensationAmount	-25797000	USD
CY2019	pega	Effective Income Tax Rate Reconciliation Cares Act Amount EffectiveIncomeTaxRateReconciliationCARESActAmount	0	USD
CY2021	us-gaap	Income Tax Reconciliation Change In Enacted Tax Rate IncomeTaxReconciliationChangeInEnactedTaxRate	-11811000	USD
CY2020	us-gaap	Income Tax Reconciliation Change In Enacted Tax Rate IncomeTaxReconciliationChangeInEnactedTaxRate	7489000	USD
CY2019	us-gaap	Income Tax Reconciliation Change In Enacted Tax Rate IncomeTaxReconciliationChangeInEnactedTaxRate	1908000	USD
CY2021	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	-68947000	USD
CY2019	pega	Effective Income Tax Rate Reconciliation Excess Tax Benefits Relating To Share Based Compensation Amount EffectiveIncomeTaxRateReconciliationExcessTaxBenefitsRelatingToShareBasedCompensationAmount	-14291000	USD
CY2021	pega	Effective Income Tax Rate Reconciliation Cares Act Amount EffectiveIncomeTaxRateReconciliationCARESActAmount	0	USD
CY2020	pega	Effective Income Tax Rate Reconciliation Cares Act Amount EffectiveIncomeTaxRateReconciliationCARESActAmount	-10576000	USD
CY2021	us-gaap	Income Tax Reconciliation Other Adjustments IncomeTaxReconciliationOtherAdjustments	6000	USD
CY2020	us-gaap	Income Tax Reconciliation Other Adjustments IncomeTaxReconciliationOtherAdjustments	86000	USD
CY2019	us-gaap	Income Tax Reconciliation Other Adjustments IncomeTaxReconciliationOtherAdjustments	59000	USD
CY2020	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	-63516000	USD
CY2019	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	-44413000	USD
CY2021	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2021
CY2021Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards DeferredTaxAssetsOperatingLossCarryforwards	133164000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards DeferredTaxAssetsOperatingLossCarryforwards	88129000	USD
CY2021Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Reserves DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsReserves	38526000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Reserves DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsReserves	26309000	USD
CY2021Q4	us-gaap	Deferred Tax Asset Interest Carryforward DeferredTaxAssetInterestCarryforward	7759000	USD
CY2020Q4	us-gaap	Deferred Tax Asset Interest Carryforward DeferredTaxAssetInterestCarryforward	3464000	USD
CY2021Q4	us-gaap	Deferred Tax Assets Deferred Income DeferredTaxAssetsDeferredIncome	336000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Deferred Income DeferredTaxAssetsDeferredIncome	0	USD
CY2021Q4	pega	Deferred Tax Assets Convertible Senior Notes DeferredTaxAssetsConvertibleSeniorNotes	8362000	USD
CY2020Q4	pega	Deferred Tax Assets Convertible Senior Notes DeferredTaxAssetsConvertibleSeniorNotes	0	USD
CY2021Q4	us-gaap	Deferred Tax Assets Property Plant And Equipment DeferredTaxAssetsPropertyPlantAndEquipment	3764000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Property Plant And Equipment DeferredTaxAssetsPropertyPlantAndEquipment	4795000	USD
CY2021Q4	us-gaap	Deferred Tax Assets Tax Credit Carryforwards DeferredTaxAssetsTaxCreditCarryforwards	40590000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Tax Credit Carryforwards DeferredTaxAssetsTaxCreditCarryforwards	31556000	USD
CY2021Q4	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	1015000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	370000	USD
CY2021Q4	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	233516000	USD
CY2020Q4	pega	Deferred Tax Liability Debt DeferredTaxLiabilityDebt	6473000	USD
CY2021Q4	us-gaap	Deferred Tax Liabilities Tax Deferred Income DeferredTaxLiabilitiesTaxDeferredIncome	0	USD
CY2020Q4	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	154623000	USD
CY2021Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	25855000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	23409000	USD
CY2021Q4	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	207661000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	131214000	USD
CY2021Q4	us-gaap	Deferred Tax Liabilities Derivatives DeferredTaxLiabilitiesDerivatives	14961000	USD
CY2020Q4	us-gaap	Deferred Tax Liabilities Derivatives DeferredTaxLiabilitiesDerivatives	20858000	USD
CY2021Q4	pega	Deferred Tax Liability Debt DeferredTaxLiabilityDebt	0	USD
CY2020Q4	us-gaap	Deferred Tax Liabilities Tax Deferred Income DeferredTaxLiabilitiesTaxDeferredIncome	11477000	USD
CY2021Q4	us-gaap	Deferred Tax Liabilities Goodwill And Intangible Assets Intangible Assets DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets	12044000	USD
CY2020Q4	us-gaap	Deferred Tax Liabilities Goodwill And Intangible Assets Intangible Assets DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets	4338000	USD
CY2021Q4	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	27005000	USD
CY2020Q4	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	43146000	USD
CY2021Q4	us-gaap	Deferred Tax Assets Liabilities Net DeferredTaxAssetsLiabilitiesNet	180656000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Liabilities Net DeferredTaxAssetsLiabilitiesNet	88068000	USD
CY2021	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2021
CY2020Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	23801000	USD
CY2019Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	23271000	USD
CY2018Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	18157000	USD
CY2021	us-gaap	Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions	653000	USD
CY2020	us-gaap	Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions	653000	USD
CY2019	us-gaap	Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions	510000	USD
CY2021	us-gaap	Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions	0	USD
CY2020	us-gaap	Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions	962000	USD
CY2019	us-gaap	Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions	4917000	USD
CY2021	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions	6870000	USD
CY2020	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions	1085000	USD
CY2019	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions	313000	USD
CY2021Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	17584000	USD
CY2020Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	23801000	USD
CY2019Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	23271000	USD
CY2021Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	17600000	USD
CY2021	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2021
CY2021	us-gaap	Net Income Loss NetIncomeLoss	-63040000	USD
CY2020	us-gaap	Net Income Loss NetIncomeLoss	-61373000	USD
CY2019	us-gaap	Net Income Loss NetIncomeLoss	-90433000	USD
CY2021	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	81387000	shares
CY2019	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-1.14
CY2021	us-gaap	Net Income Loss NetIncomeLoss	-63040000	USD
CY2020	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	80336000	shares
CY2019	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	79055000	shares
CY2021	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-0.77
CY2020	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-0.76
CY2020	us-gaap	Net Income Loss NetIncomeLoss	-61373000	USD
CY2019	us-gaap	Net Income Loss NetIncomeLoss	-90433000	USD
CY2021	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	0	shares
CY2020	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	0	shares
CY2019	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	0	shares
CY2021	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	81387000	shares
CY2020	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	80336000	shares
CY2019	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	79055000	shares
CY2021	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-0.77
CY2020	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-0.76
CY2019	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-1.14
CY2021	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	5862000	shares
CY2020	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	6278000	shares
CY2019	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	5911000	shares
CY2021	us-gaap	Incremental Common Shares Attributable To Conversion Of Debt Securities IncrementalCommonSharesAttributableToConversionOfDebtSecurities	4400000	shares
CY2020	us-gaap	Incremental Common Shares Attributable To Conversion Of Debt Securities IncrementalCommonSharesAttributableToConversionOfDebtSecurities	4400000	shares
CY2019	us-gaap	Incremental Common Shares Attributable To Conversion Of Debt Securities IncrementalCommonSharesAttributableToConversionOfDebtSecurities	4400000	shares
CY2021	us-gaap	Debt Conversion Converted Instrument Shares Issued1 DebtConversionConvertedInstrumentSharesIssued1	4400000	shares
CY2020	us-gaap	Debt Conversion Converted Instrument Shares Issued1 DebtConversionConvertedInstrumentSharesIssued1	4400000	shares
CY2019	us-gaap	Debt Conversion Converted Instrument Shares Issued1 DebtConversionConvertedInstrumentSharesIssued1	4400000	shares
CY2020Q4	us-gaap	Derivative Cap Price DerivativeCapPrice	196.44
CY2021Q4	us-gaap	Derivative Cap Price DerivativeCapPrice	196.44
CY2019Q4	us-gaap	Derivative Cap Price DerivativeCapPrice	196.44

Files In Submission

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0001013857-22-000042.txt	Edgar Link	pending
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$PEGA
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2021 Q4 Form 10-K Financial Statement

#000101385722000042 Filed on February 16, 2022

Income Statement

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$PEGA PEGASYSTEMS INC Stock $pega

2021 Q4 Form 10-K Financial Statement

#000101385722000042 Filed on February 16, 2022

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$PEGA
PEGASYSTEMS INC Stock $pega