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Restructuring Charges - Summary of Activities Related to Restructuring (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended		12 Months Ended
	Sep. 30, 2026	Sep. 30, 2025	Sep. 30, 2026	Sep. 30, 2025	Dec. 31, 2025
Restructuring Cost and Reserve [Line Items]
Additional charges	$ 4,021	$ 83	$ 4,936	$ 3,609
2025 Restructure
Restructuring Cost and Reserve [Line Items]
Liability, beginning of the period			5,971	0	$ 0
Additional charges			1,170		7,434
Payments			(5,882)		(1,072)
Non-cash items			0		(391)
Liability, end of the period	1,259		1,259		5,971
2026 Restructure
Restructuring Cost and Reserve [Line Items]
Liability, beginning of the period			0
Additional charges			3,766
Payments			0
Non-cash items			(920)
Liability, end of the period	2,846		2,846		0
Workforce Reduction \| 2025 Restructure
Restructuring Cost and Reserve [Line Items]
Liability, beginning of the period			5,183	0	0
Additional charges			741		5,368
Payments			(4,720)		(12)
Non-cash items			0		(173)
Liability, end of the period	1,204		1,204		5,183
Workforce Reduction \| 2026 Restructure
Restructuring Cost and Reserve [Line Items]
Liability, beginning of the period			0
Additional charges			2,598
Payments			0
Non-cash items			(147)
Liability, end of the period	2,451		2,451		0
Real Estate Charges \| 2026 Restructure
Restructuring Cost and Reserve [Line Items]
Liability, beginning of the period			0
Additional charges			625
Payments			0
Non-cash items			(625)
Liability, end of the period	0		0		0
Software Contract Costs \| 2026 Restructure
Restructuring Cost and Reserve [Line Items]
Liability, beginning of the period			0
Additional charges			475
Payments			0
Non-cash items			(148)
Liability, end of the period	327		327		0
Contract Costs and Internal Use Software \| 2025 Restructure
Restructuring Cost and Reserve [Line Items]
Liability, beginning of the period			548	0	0
Additional charges			0		766
Payments			(548)		0
Non-cash items			0		(218)
Liability, end of the period	0		0		548
Other Restructuring Charges \| 2025 Restructure
Restructuring Cost and Reserve [Line Items]
Liability, beginning of the period			240	$ 0	0
Additional charges			429		1,300
Payments			(614)		(1,060)
Non-cash items			0		0
Liability, end of the period	55		55		240
Other Restructuring Charges \| 2026 Restructure
Restructuring Cost and Reserve [Line Items]
Liability, beginning of the period			0
Additional charges			68
Payments			0
Non-cash items			0
Liability, end of the period	$ 68		$ 68		$ 0