XML 56 R44.htm IDEA: XBRL DOCUMENT v3.24.2.u1

Cash and Investments - Investments by Security Type (Details) - USD ($) $ in Thousands	Jun. 28, 2024	Dec. 29, 2023
Debt securities available-for-sale:
Amortized Cost	$ 1,283,442	$ 1,501,923
Gross Unrealized Gains	363	2,076
Gross Unrealized Losses	(6,678)	(6,576)
Fair Value	1,277,127	1,497,423
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents
Amortized Cost	1,440,619	1,728,519
Gross Unrealized Gains	363	2,076
Gross Unrealized Losses	(6,678)	(6,576)
Fair Value	1,434,304	1,724,019
Commercial paper
Debt securities available-for-sale:
Amortized Cost	189,302	214,016
Gross Unrealized Gains	0	0
Gross Unrealized Losses	0	0
Fair Value	189,302	214,016
Corporate bonds
Debt securities available-for-sale:
Amortized Cost	766,321	870,870
Gross Unrealized Gains	362	1,652
Gross Unrealized Losses	(4,593)	(4,277)
Fair Value	762,090	868,245
U.S. Treasury and government-sponsored enterprises
Debt securities available-for-sale:
Amortized Cost	319,939	409,157
Gross Unrealized Gains	1	414
Gross Unrealized Losses	(2,070)	(2,250)
Fair Value	317,870	407,321
Municipal bonds
Debt securities available-for-sale:
Amortized Cost	7,880	7,880
Gross Unrealized Gains	0	10
Gross Unrealized Losses	(15)	(49)
Fair Value	7,865	7,841
Money market funds
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents
Amortized Cost	116,234	154,287
Gross Unrealized Gains	0	0
Gross Unrealized Losses	0	0
Fair Value	116,234	154,287
Certificates of deposit
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents
Amortized Cost	40,943	72,309
Gross Unrealized Gains	0	0
Gross Unrealized Losses	0	0
Fair Value	$ 40,943	$ 72,309

X

- Definition

Cash, Cash Equivalents, Restricted Cash And Restricted Cash Equivalents, Amortized Cost

+ References

No definition available.

+ Details

Name:	exel_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsAmortizedCost
Namespace Prefix:	exel_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

Cash, Cash Equivalents, Restricted Cash And Restricted Cash Equivalents And Available-For-Sale, Debt Securities

+ References

No definition available.

+ Details

Name:	exel_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsAndAvailableForSaleDebtSecurities
Namespace Prefix:	exel_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

Cash, Cash Equivalents, Restricted Cash And Restricted Cash Equivalents And Available For Sale Debt Securities, Accumulated Gross Unrealized Gain, Before Tax

+ References

No definition available.

+ Details

Name:	exel_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsAndAvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax
Namespace Prefix:	exel_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Cash, Cash Equivalents, Restricted Cash And Restricted Cash Equivalents And Available For Sale, Debt Securities, Accumulated Gross Unrealized Loss, Before Tax

+ References

No definition available.

+ Details

Name:	exel_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsAndAvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax
Namespace Prefix:	exel_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

Cash, Cash Equivalents, Restricted Cash And Restricted Cash Equivalents And Available-For-Sale Debt Securities, Amortized Cost Basis

+ References

No definition available.

+ Details

Name:	exel_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsAndAvailableForSaleDebtSecuritiesAmortizedCostBasis
Namespace Prefix:	exel_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

Cash, Cash Equivalents, Restricted Cash And Restricted Cash Equivalents, Fair Value Disclosure

+ References

No definition available.

+ Details

Name:	exel_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsFairValueDisclosure
Namespace Prefix:	exel_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

Cash, Cash Equivalents, Restricted Cash And Restricted Cash Equivalents, Gross Unrealized Gain

+ References

No definition available.

+ Details

Name:	exel_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsGrossUnrealizedGain
Namespace Prefix:	exel_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Cash, Cash Equivalents, Restricted Cash And Restricted Cash Equivalents, Gross Unrealized Loss

+ References

No definition available.

+ Details

Name:	exel_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsGrossUnrealizedLoss
Namespace Prefix:	exel_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

Amount, before tax, of unrealized gain in accumulated other comprehensive income (AOCI) on 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
-Topic 320
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481800/320-10-50-2

+ Details

Name:	us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Amount, before tax, of unrealized loss in accumulated other comprehensive income (AOCI) on 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
-Topic 320
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (c)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481800/320-10-50-2

+ Details

Name:	us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

Amortized cost 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
-Topic 944
-SubTopic 210
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(a)(1))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478777/944-210-S99-1

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 320
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481800/320-10-50-2

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 30
-Name Accounting Standards Codification
-Section 45
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479130/326-30-45-1

+ Details

Name:	us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- References

No definition available.

+ Details

Name:	us-gaap_AvailableForSaleSecuritiesAbstract
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/exampleRef
-Topic 820
-SubTopic 10
-Name Accounting Standards Codification
-Section 55
-Paragraph 103
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482078/820-10-55-103

Reference 2: http://www.xbrl.org/2003/role/exampleRef
-Topic 820
-SubTopic 10
-Name Accounting Standards Codification
-Section 55
-Paragraph 100
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482078/820-10-55-100

Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 820
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (bbb)(2)(i)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482106/820-10-50-2

Reference 4: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 820
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (bbb)(2)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482106/820-10-50-2

Reference 5: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 820
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (bbb)(1)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482106/820-10-50-2

Reference 6: http://www.xbrl.org/2003/role/disclosureRef
-Topic 820
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482106/820-10-50-2

Reference 7: http://www.xbrl.org/2003/role/disclosureRef
-Topic 320
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (aa)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481800/320-10-50-2

Reference 8: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 320
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 1
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481830/320-10-45-1

Reference 9: http://www.xbrl.org/2003/role/disclosureRef
-Topic 942
-SubTopic 210
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(6))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478546/942-210-S99-1

Reference 10: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 30
-Name Accounting Standards Codification
-Section 45
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479130/326-30-45-1

+ Details

Name:	us-gaap_AvailableForSaleSecuritiesDebtSecurities
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- References

No definition available.

+ Details

Name:	us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	us-gaap_FinancialInstrumentAxis=us-gaap_CommercialPaperMember
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=us-gaap_USTreasuryAndGovernmentMember
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_MoneyMarketFundsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancialInstrumentAxis=us-gaap_CertificatesOfDepositMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: