Description of Business and Basis of Presentation (Details) - USD ($) $ in Thousands	3 Months Ended				9 Months Ended		12 Months Ended
	Sep. 30, 2025	Mar. 31, 2025	Sep. 30, 2024	Mar. 31, 2024	Sep. 30, 2025	Sep. 30, 2024	Dec. 31, 2020
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Percent of fortune 500 companies serviced (more than)	90.00%				90.00%
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Net income (loss)	$ 51,963		$ (138,472)		$ 117,360	$ (166,224)
Revision of Prior Period, Adjustment
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Net income (loss)		$ 4,000		$ 5,000			$ 4,000