XML 48 R37.htm IDEA: XBRL DOCUMENT
v3.22.1

Goodwill and Acquired Intangibles (Details 1) - USD ($) $ in Thousands | Apr. 02, 2022 | Jan. 01, 2022
--- | --- | ---
Acquired intangibles with finite lives, excluding intangibles fully amortized at end of prior fiscal year |  |
Gross carrying amount | $ 595,927 | $ 621,204
Accumulated amortization | (376,817) | (387,939)
Total estimated amortization expense | 219,110 | 233,265
Existing Technology [Member] |  |
Acquired intangibles with finite lives, excluding intangibles fully amortized at end of prior fiscal year |  |
Gross carrying amount | 391,889 | 405,481
Accumulated amortization | (249,550) | (254,599)
Total estimated amortization expense | 142,339 | 150,882
Agreements and Relationships [Member] |  |
Acquired intangibles with finite lives, excluding intangibles fully amortized at end of prior fiscal year |  |
Gross carrying amount | 194,781 | 205,057
Accumulated amortization | (125,208) | (130,187)
Total estimated amortization expense | 69,573 | 74,870
Tradenames Trademarks And Patents [Member] |  |
Acquired intangibles with finite lives, excluding intangibles fully amortized at end of prior fiscal year |  |
Gross carrying amount | 9,257 | 10,666
Accumulated amortization | (2,059) | (3,153)
Total estimated amortization expense | $ 7,198 | $ 7,513

X
- Definition Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
Name: | us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 928 -SubTopic 340 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6473545&loc=d3e61844-108004 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
Name: | us-gaap_FiniteLivedIntangibleAssetsGross
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount after amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 926 -SubTopic 20 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=120154696&loc=d3e54445-107959 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
Name: | us-gaap_FiniteLivedIntangibleAssetsNet
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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

X
- Details
Name: | us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis=cdns_ExistingTechnologyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis=cdns_AgreementsAndRelationshipMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis=cdns_TradenameTrademarkAndPatentsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |