Balance Sheet Components - Other Assets (Details) - USD ($) $ in Thousands	Jun. 30, 2022	Dec. 31, 2021
Other Assets [Abstract]
Servicing fees and other receivables	$ 46,122	$ 55,518
Deposits	10,424	8,377
Prepaid expenses	22,407	30,012
Loan servicing assets (at fair value)	35,171	18,388
Loans (at fair value)	4,698	8,288
Other assets	7,776	8,809
Total other assets	$ 126,598	$ 129,392

For an unclassified balance sheet, the amount of fees and other revenue, excluding investment income receivable, earned but not yet received, which were recognized in conformity with revenue recognition criteria based on estimates or specific contractual terms.

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Carrying value of amounts transferred to third parties for security purposes that are expected to be returned or applied towards payment in the future.

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Amount of assets classified as other.

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Amount of other miscellaneous assets.

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Amount due from parties in nontrade transactions, classified as other.

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Carrying amount as of the balance sheet date of expenditures made in advance of when the economic benefit of the cost will be realized, and which will be expensed in future periods with the passage of time or when a triggering event occurs.

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Fair value of an asset representing net future revenue from contractually specified servicing fees, late charges, and other ancillary revenues, in excess of future costs related to servicing arrangements.

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