XML 83 R68.htm IDEA: XBRL DOCUMENT
v3.10.0.1

FAIR VALUE MEASUREMENTS (Details) - USD ($) $ in Thousands | Dec. 31, 2018 | Dec. 31, 2017
--- | --- | ---
Fair Value Assets: |  |
Total marketable securities | $ 93,001 | $ 61,469
Level 1 |  |
Fair Value Assets: |  |
Total marketable securities | 0 | 0
Level 2 |  |
Fair Value Assets: |  |
Total marketable securities | 93,001 | 61,469
Level 3 |  |
Fair Value Assets: |  |
Total marketable securities | 0 | 0
Cash equivalents and Money market funds |  |
Fair Value Assets: |  |
Cash equivalents and Money market funds | 20,155 | 42,771
Cash equivalents and Money market funds | Level 1 |  |
Fair Value Assets: |  |
Cash equivalents and Money market funds | 10,155 | 2,720
Cash equivalents and Money market funds | Level 2 |  |
Fair Value Assets: |  |
Cash equivalents and Money market funds | 10,000 | 40,051
Cash equivalents and Money market funds | Level 3 |  |
Fair Value Assets: |  |
Cash equivalents and Money market funds | 0 | 0
Municipal bonds |  |
Fair Value Assets: |  |
Total marketable securities | 44,705 | 32,848
Municipal bonds | Level 1 |  |
Fair Value Assets: |  |
Total marketable securities | 0 |
Municipal bonds | Level 2 |  |
Fair Value Assets: |  |
Total marketable securities |  | 32,848
Municipal bonds | Level 3 |  |
Fair Value Assets: |  |
Total marketable securities | 0 |
Corporate bonds |  |
Fair Value Assets: |  |
Total marketable securities | 48,296 | 28,621
Corporate bonds | Level 1 |  |
Fair Value Assets: |  |
Total marketable securities | 0 | 0
Corporate bonds | Level 2 |  |
Fair Value Assets: |  |
Total marketable securities | 48,296 | 28,621
Corporate bonds | Level 3 |  |
Fair Value Assets: |  |
Total marketable securities | 0 |
Investments in privately-held companies |  |
Fair Value Assets: |  |
Investments in privately-held companies | 3,390 | 1,030
Investments in privately-held companies | Level 1 |  |
Fair Value Assets: |  |
Investments in privately-held companies | 0 | 0
Investments in privately-held companies | Level 2 |  |
Fair Value Assets: |  |
Investments in privately-held companies | $ 0 | 0
Investments in privately-held companies | Level 3 |  |
Fair Value Assets: |  |
Investments in privately-held companies |  | $ 1,030

X
- References No definition available. + Details
Name: | us-gaap_AssetsFairValueDisclosureAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 45 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=109979856&loc=d3e26610-111562 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (aa) -URI http://asc.fasb.org/extlink&oid=82897076&loc=d3e27161-111563 + Details
Name: | us-gaap_AvailableForSaleSecuritiesDebtSecurities
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Fair value portion of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. + References No definition available. + Details
Name: | us-gaap_CashAndCashEquivalentsFairValueDisclosure
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Fair value portion of investment securities, including, but not limited to, marketable securities, derivative financial instruments, and investments accounted for under the equity method. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=99377789&loc=d3e19207-110258 + Details
Name: | us-gaap_InvestmentsFairValueDisclosure
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel1Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel2Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel3Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=us-gaap_CashEquivalentsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=us-gaap_MunicipalBondsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=us-gaap_CorporateBondSecuritiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=pega_InvestmentsInPrivatelyHeldCompaniesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |