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Stock-Based Compensation - Narrative (Details) - USD ($) $ in Thousands	3 Months Ended		12 Months Ended
	Mar. 31, 2025	Mar. 31, 2024	Dec. 31, 2021	Jan. 31, 2025	Dec. 31, 2024	Aug. 02, 2024
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]
Common stock reserved for future issuance (in shares)	18,618,203				19,044,737
Stock-based compensation	$ 7,359
Stock-based compensation included in capitalized internal-use software	677	$ 1,049
Intrinsic value of options exercised	1,500	9,900
Cost not yet recognized for stock options, amount	1,700
Restricted stock units outstanding
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]
Cost not yet recognized for restricted stock units, amount	$ 40,200
Cost not yet recognized, period for recognition (in years)	2 years 3 months 18 days
Options outstanding
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]
Award vesting period (in years)	4 years
Cost not yet recognized, period for recognition (in years)	6 months
Expiration period (in years)	10 years
2021 Equity Incentive Plan
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]
Minimum annual additional number of shares authorized (in shares)			4,784,100
Minimum annual additional number of shares authorized, common stock outstanding (in percent)			5.00%
2021 Equity Incentive Plan | Restricted stock units outstanding | Share-Based Payment Arrangement, Nonemployee
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]
Award vesting period (in years)	1 year
2021 Equity Incentive Plan | Maximum | Restricted stock units outstanding | Share-Based Payment Arrangement, Employee
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]
Award vesting period (in years)	4 years
2021 Employee Stock Purchase Plan
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]
Minimum annual additional number of shares authorized (in shares)			1,913,630
Minimum annual additional number of shares authorized, common stock outstanding (in percent)			2.00%
Common stock reserved for future issuance (in shares)	2,033,281				965,766
2024 Inducement Plan
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]
Common stock reserved for future issuance (in shares)	2,000				2,000	414,740
2024 Inducement Plan | Restricted stock units outstanding
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]
Common stock reserved for future issuance (in shares)	412,740				412,740
Bonus Plan | Restricted stock units outstanding
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]
Number of shares authorized (in shares)				301,571
2022 Employee Bonus Plan | Restricted stock units outstanding
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]
Stock-based compensation	$ 1,100	800
Stock-based compensation included in capitalized internal-use software	$ 100	100
2021 Plan
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]
Common stock reserved for future issuance (in shares)	3,963,750				6,933,867
2021 Plan | Restricted stock units outstanding
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]
Common stock reserved for future issuance (in shares)	6,311,667				4,351,393
2021 Plan | Options outstanding
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]
Common stock reserved for future issuance (in shares)	1,111,155				1,114,620
2021 Plan | Employee Stock
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]
Cost not yet recognized, period for recognition (in years)	10 months 24 days
Stock-based compensation	$ 500	300
Stock-based compensation included in capitalized internal-use software	100	$ 200
Cost not yet recognized for stock options, amount	$ 2,600

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