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Balance Sheet Components - Narrative (Details) - USD ($) $ / shares in Units, shares in Millions		3 Months Ended			6 Months Ended
	Mar. 18, 2025	Jun. 30, 2025	Jun. 30, 2024	Apr. 30, 2024	Jun. 30, 2025	Jun. 30, 2024	Oct. 31, 2024
Property, Plant and Equipment [Line Items]
Depreciation expense		$ 400,000	$ 600,000		$ 800,000	$ 1,300,000
Capitalized internal-use software and platform development costs		5,900,000	3,600,000		10,500,000	6,100,000
Amortization of internal-use software and platform development costs		$ 3,800,000	$ 2,600,000		$ 6,400,000	$ 4,700,000
2024 Share Repurchase Authorization
Property, Plant and Equipment [Line Items]
Stock repurchase program, authorized amount							$ 100,000,000
Stock repurchased and retired during period, (in shares)		2.9			5.2
Stock repurchased and retired during period, value		$ 37,900,000			$ 70,900,000
Shares acquired, average cost per share (in dollars per share)		$ 13.00			$ 13.52
Stock repurchase program, remaining authorized repurchase amount		$ 29,100,000			$ 29,100,000
2023 Share Repurchase Authorization
Property, Plant and Equipment [Line Items]
Stock repurchased and retired during period, value				$ 100,000,000
Performance Shares | Minimum
Property, Plant and Equipment [Line Items]
Vesting period	23 months
Performance Shares | Maximum
Property, Plant and Equipment [Line Items]
Vesting period	35 months
Performance Shares | Share-Based Payment Arrangement, Tranche One
Property, Plant and Equipment [Line Items]
Vesting percentage	50.00%
Performance Shares | Share-Based Payment Arrangement, Tranche Two
Property, Plant and Equipment [Line Items]
Vesting percentage	50.00%

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Amount authorized for purchase of share under share repurchase plan. Includes, but is not limited to, repurchase of stock and unit of ownership.

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