v3.10.0.1

Commitments and Contingencies (Details) $ in Billions | Sep. 30, 2018 USD ($)
--- | ---
Commitments and Contingencies Disclosure [Abstract] |
Pooling arrangement withdrawals | $ 1.7
Pooling arrangement deposits | $ 1.9

X
- Definition Aggregate cash deposits, Europe + References No definition available. + Details
Name: | ebay_PoolingArrangementDeposits
Namespace Prefix: | ebay_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Cash withdrawals, Europe + References No definition available. + Details
Name: | ebay_PoolingArrangementWithdrawals
Namespace Prefix: | ebay_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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