Earnings (Loss) Per Share - Narrative (Details)			12 Months Ended
	Sep. 30, 2025 USD ($)	May 23, 2025 USD ($)	Dec. 31, 2025 USD ($) tranche vote $ / shares shares	May 31, 2025 USD ($)	Dec. 31, 2024 $ / shares shares	Jun. 04, 2024 shares	Apr. 18, 2024 $ / shares shares	Dec. 31, 2023 $ / shares shares	Oct. 21, 2021 $ / shares	Oct. 20, 2021
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Class of warrant or right, number of securities called by each warrant or right | shares			1
Convertible Senior Notes Due 2030 (Notes) | Convertible Debt
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Loan amount | $		$ 400,000,000.0	$ 400,000,000.0	$ 400,000,000.0
Conversion ratio		0.0432751
Convertible Senior Notes Due 2031 (Notes) | Convertible Debt
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Loan amount | $				$ 375,000,000.0
Conversion ratio	0.0346951	0.0346951
Profit Interest 1
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Profits interest, threshold price (in dollars per share)			$ 12		$ 14			$ 16	$ 12
Profit Interest 2
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Profits interest, threshold price (in dollars per share)									14
Profit Interest 3
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Profits interest, threshold price (in dollars per share)									$ 16
Founder Shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of equal tranches | tranche			3
Founder Shares | Minimum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of trading days for determining the value per share			20 days
Founder Shares | Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of trading days for determining the value per share			30 days
Founder Shares | Profit Interest 1
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Profits interest, threshold price (in dollars per share)			$ 12.00
Founder Shares | Profit Interest 2
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Profits interest, threshold price (in dollars per share)			14.00
Founder Shares | Profit Interest 3
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Profits interest, threshold price (in dollars per share)			$ 16.00
Public Warrants
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Class of warrant or right, number of securities called by each warrant or right | shares							0.22
Warrant exercise price (in dollars per share)							$ 11.50
Class A Common Stock
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Common stock voting rights | vote			1
Common stock, convertible, conversion ratio										1
Class of warrant or right outstanding (in shares) | shares						1,768,000	18,076,416	27,249,779
Class of warrant or right, number of securities called by each warrant or right | shares								1
Warrant exercise price (in dollars per share)								$ 11.50
Class A Common Stock | Convertible Senior Notes Due 2030 (Notes) | Convertible Debt
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Principal amount for trading price | $			$ 1,000
Class A Common Stock | Convertible Senior Notes Due 2031 (Notes) | Convertible Debt
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Loan amount | $	$ 375,000,000.0		375,000,000.0
Principal amount for trading price | $			$ 1,000
Class A Common Stock | Public Warrants
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Class of warrant or right outstanding (in shares) | shares			0		0		3,978,418	18,749,779
Class A Common Stock | Private Warrants
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Class of warrant or right outstanding (in shares) | shares								8,500,000
Class B Common Stock
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Common stock voting rights | vote			1
Common stock, convertible, conversion ratio			1