XML 51 R41.htm IDEA: XBRL DOCUMENT
v3.21.1

Supplemental Financial Statement Information - Summary of Rollforward of Insurance Reserve (Details) - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2021 | Mar. 31, 2020
Insurance Reserves |  |
Beginning balance | $ 987,064 | $ 1,378,462
Losses paid | (121,161) | (205,946)
Change in estimates for prior periods | 128,045 | 58,359
Transfer of certain legacy auto insurance liabilities | 0 | (407,885)
Reserves for current period | 64,468 | 152,142
Ending balance | $ 1,058,416 | $ 975,132

X
- Definition Change in estimates for prior periods. + References No definition available. + Details
Name: | lyft_ChangeInEstimatesForPriorPeriods
Namespace Prefix: | lyft_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Insurance reserves current. + References No definition available. + Details
Name: | lyft_InsuranceReservesCurrent
Namespace Prefix: | lyft_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Insurance reserves during period. + References No definition available. + Details
Name: | lyft_InsuranceReservesDuringPeriod
Namespace Prefix: | lyft_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Insurance reserves losses paid. + References No definition available. + Details
Name: | lyft_InsuranceReservesLossesPaid
Namespace Prefix: | lyft_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Insurance Reserves + References No definition available. + Details
Name: | lyft_InsuranceReservesRollForward
Namespace Prefix: | lyft_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Insurance Reserves, Transfer Of Certain Legacy Auto Insurance Liabilities + References No definition available. + Details
Name: | lyft_InsuranceReservesTransferOfCertainLegacyAutoInsuranceLiabilities
Namespace Prefix: | lyft_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration