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Balance Sheet Details - Accrued Liabilities (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Balance Sheet Details [Abstract]
Taxes payable	$ 11,127	$ 6,166
Loss contingency	$ 8,000	$ 0
Operating Lease, Liability, Current, Statement of Financial Position [Extensible Enumeration]	Accrued liabilities	Accrued liabilities
Current operating lease liabilities	$ 6,663	$ 6,603
Accrued content related costs	6,448	6,273
Order fulfillment fees	6,254	11,430
Payment processing fees	3,419	2,130
Accrued purchases of long-lived assets	2,982	1,588
Refund reserve	1,392	1,515
Restructuring liability	785	0
Acquisition-related compensation	417	9,611
Accrued escrow related to acquisition	0	7,451
Other	19,722	15,798
Accrued liabilities	$ 67,209	$ 68,565

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Accrued Content Related Costs, Current

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Carrying value as of the balance sheet date of obligations incurred and payable, pertaining to costs that are statutory in nature, are incurred on contractual obligations, or accumulate over time and for which invoices have not yet been received or will not be rendered. Examples include taxes, interest, rent and utilities. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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Amount of loss contingency liability.

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Present value of lessee's discounted obligation for lease payments from operating lease, classified as current.

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Amount of liabilities classified as other, due within one year or the normal operating cycle, if longer.

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Carrying amount as of the balance sheet date of known and estimated obligations associated with exit from or disposal of business activities or restructurings pursuant to a duly authorized plan, which are expected to be paid in the next twelve months or in the normal operating cycle if longer. Costs of such activities include those for one-time termination benefits, termination of an operating lease or other contract, consolidating or closing facilities, relocating employees, and costs associated with an ongoing benefit arrangement, but excludes costs associated with the retirement of a long-lived asset.

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