v3.21.2
Content Assets - Additional Information (Details)
$ in Millions
6 Months Ended
Jun. 30, 2021
USD ($)
This Old House Acquisition
Content Assets [Line Items]
Content assets acquired
$ 105.6
X
- Definition
Content assets acquired during period.
+ References
No definition available.
+ Details
Name:
roku_ContentAssetsAcquiredDuringPeriod
Namespace Prefix:
roku_
Data Type:
xbrli:monetaryItemType
Balance Type:
debit
Period Type:
duration
X
- Definition
Content assets.
+ References
No definition available.
+ Details
Name:
roku_ContentAssetsLineItems
Namespace Prefix:
roku_
Data Type:
xbrli:stringItemType
Balance Type:
na
Period Type:
duration
X
- Details
Name:
us-gaap_BusinessAcquisitionAxis=roku_OldHouseAcquisitionMember
Namespace Prefix:
Data Type:
na
Balance Type:
Period Type: