Stockholders' Equity - Narrative (Details) $ / shares in Units, $ in Millions			9 Months Ended	15 Months Ended
	Jun. 20, 2023 shares	Mar. 21, 2023 USD ($)	Sep. 30, 2024 USD ($) vote $ / shares shares	Sep. 30, 2024 USD ($) vote $ / shares shares	Jul. 31, 2024 USD ($)	Dec. 31, 2023 $ / shares shares
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Preferred stock, shares authorized (in shares)			50,000,000	50,000,000
Preferred stock, par value per share (in dollars per share) | $ / shares			$ 0.0001	$ 0.0001
Preferred stock, shares issued (in shares)			0	0		0
Preferred stock, shares outstanding (in shares)			0	0		0
Sale of stock, maximum equity issuable | $		$ 150.0
ATM Offering Agreement
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Sale of stock, equity distribution agreement, maximum offering, shares (in shares)	3,316,503
Maximum aggregate offering price | $					$ 150.0
Number of shares issued (in shares)				996,897
Shares issued, price per share (in dollars per share) | $ / shares			$ 2.26	$ 2.26
Proceeds from the issuance of common stock in connection with the at-the-market offering, net of issuance costs | $				$ 2.3
Stock options
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Share-based payment arrangement, nonvested award, cost not yet recognized, amount | $			$ 9.1	9.1
Weighted-average remaining requisite service period (in years)			1 year 3 months 18 days
Restricted stock units
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Unrecognized compensation costs | $			$ 2.4	$ 2.4
Common Stock – Class A
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Common stock, shares authorized (in shares)			700,000,000	700,000,000		700,000,000
Common stock, par value (in dollars per share) | $ / shares			$ 0.0001	$ 0.0001		$ 0.0001
Common shares, votes per share (in vote per share) | vote			1	1
Common Stock – Class B
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Common stock, shares authorized (in shares)			20,000,000	20,000,000		20,000,000
Common stock, par value (in dollars per share) | $ / shares			$ 0.0001	$ 0.0001		$ 0.0001
Common shares, votes per share (in vote per share) | vote			50	50
Common Stock – Class C
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Common stock, shares authorized (in shares)			10,000,000	10,000,000
Common stock, par value (in dollars per share) | $ / shares			$ 0.0001	$ 0.0001
Common shares, votes per share (in vote per share) | vote			0	0