XML 48 R32.htm IDEA: XBRL DOCUMENT
v3.21.2

Revenues - Activities and Ending Reserve Balances for Significant Categories of Discounts and Allowances (Details) $ in Thousands | 6 Months Ended
--- | ---
Jul. 02, 2021 USD ($)
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward] |
Balance at December 31, 2020 | $ 30,536
Provision related to sales made in: |
Current period | 181,236
Prior periods | 1,713
Payments and customer credits issued | (166,473)
Balance at June 30, 2021 | 47,012
Chargebacks, Discounts for Prompt Payment and Other |
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward] |
Balance at December 31, 2020 | 9,853
Provision related to sales made in: |
Current period | 114,489
Prior periods | (40)
Payments and customer credits issued | (108,487)
Balance at June 30, 2021 | 15,815
Other Customer Credits/Fees and Co-pay Assistance |
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward] |
Balance at December 31, 2020 | 3,279
Provision related to sales made in: |
Current period | 15,392
Prior periods | (164)
Payments and customer credits issued | (11,637)
Balance at June 30, 2021 | 6,870
Rebates |
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward] |
Balance at December 31, 2020 | 17,404
Provision related to sales made in: |
Current period | 51,355
Prior periods | 1,917
Payments and customer credits issued | (46,349)
Balance at June 30, 2021 | $ 24,327

X
- Definition Valuation Allowances And Reserves, Additions For Sales In Current Period + References No definition available. + Details
Name: | exel_ValuationAllowancesAndReservesAdditionsForSalesInCurrentPeriod
Namespace Prefix: | exel_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Valuation Allowances And Reserves, Additions For Sales In Prior Period + References No definition available. + Details
Name: | exel_ValuationAllowancesAndReservesAdditionsForSalesInPriorPeriod
Namespace Prefix: | exel_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Valuation Allowances And Reserves, Additions To Provision [Abstract] + References No definition available. + Details
Name: | exel_ValuationAllowancesAndReservesAdditionsToProvisionAbstract
Namespace Prefix: | exel_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period. + References No definition available. + Details
Name: | us-gaap_MovementInValuationAllowancesAndReservesRollForward
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of valuation and qualifying accounts and reserves. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 4 -Subparagraph (SX 210.12-09(Column B)) -URI http://asc.fasb.org/extlink&oid=120395691&loc=d3e24092-122690 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 4 -Subparagraph (SX 210.12-09(Column E)) -URI http://asc.fasb.org/extlink&oid=120395691&loc=d3e24092-122690 + Details
Name: | us-gaap_ValuationAllowancesAndReservesBalance
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of decrease in valuation and qualifying accounts and reserves. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 4 -Subparagraph (SX 210.12-09(Column D)) -URI http://asc.fasb.org/extlink&oid=120395691&loc=d3e24092-122690 + Details
Name: | us-gaap_ValuationAllowancesAndReservesDeductions
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Details
Name: | us-gaap_ValuationAllowancesAndReservesTypeAxis=exel_ChargebacksAndDiscountsForPromptPaymentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ValuationAllowancesAndReservesTypeAxis=exel_AllowanceForCustomerCreditsFeesandCoPayAssistanceMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ValuationAllowancesAndReservesTypeAxis=exel_AllowanceForProductRebatesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |