Balance Sheet Components - Schedule of Accounts Payable and Accrued Liabilities (Details) - USD ($) $ in Thousands	Jun. 30, 2020	Dec. 31, 2019
Accounts Payable And Accrued Liabilities Current [Abstract]
Accounts payable	$ 130,601	$ 115,227
Payments due to content publishers	78,255	57,376
Accrued cost of revenue	53,001	58,149
Operating lease liability, current	27,120	17,896
Accrued royalty expense	8,688	18,040
Accrued payroll and related expenses	15,887	14,522
Accrued inventory	9,706	2,892
Content licensing liability	8,903	1,679
Marketing, retail and merchandising costs	11,066	7,624
Accrued legal fees	4,026	3,158
Customer prepayments	4,144	2,669
Taxes and related liabilities	2,914	3,052
Other accrued expenses	9,505	11,290
Total Accounts Payable and Accrued Liabilities	$ 363,816	$ 313,574