Discontinued Operations - Summary Of Major Classes Of Line Items Constituting Discontinued Operations (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended	9 Months Ended
Sep. 30, 2025	Sep. 30, 2024	Dec. 31, 2024	Sep. 30, 2025	Sep. 30, 2024
Disposal Group, Including Discontinued Operation, Income Statement Disclosures [Abstract]
Commissions and fees	$ 0	$ 12,898		$ 0	$ 30,550
Other, net	0	408		0	2,056
Total revenues	0	13,306		0	32,606
Contract acquisition costs	0	16,336		0	45,594
Impairment of goodwill and other long-lived assets	0	0		0	253,607
Loss on disposition	0	95,787	$ 95,800		95,787
Other operating expenses	0	16,396		0	31,956
Total expenses	0	128,519		0	426,944
Loss before income taxes	0	(115,213)		0	(394,338)
Income tax benefit	0	84,849		0	145,333
Loss from discontinued operations, net of income taxes	$ 0	$ (30,364)		$ 0	$ (249,005)

Disposal group including discontinued commissions and fees

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Disposal group including discontinued impairment of goodwill and other long-lived assets.

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Disposal group, including discontinued operation, other, net.

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Amount before tax of gain (loss) not previously recognized resulting from the disposal of a discontinued operation.

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Amount before tax of income (loss) from a discontinued operation. Includes, but is not limited to, the income (loss) from operations during the phase-out period, gain (loss) on disposal, gain (loss) for reversal of write-down (write-down) to fair value, less cost to sell, and adjustments to a prior period gain (loss) on disposal.

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Amount of tax expense (benefit) related to a discontinued operation. Includes, but is not limited to, tax expense (benefit) related to income (loss) from operations during the phase-out period, tax expense (benefit) related to gain (loss) on disposal, tax expense (benefit) related to gain (loss) for reversal of write-down (write-down) to fair value, less cost to sell, and tax expense (benefit) related to adjustments of a prior period gain (loss) on disposal.

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Amount of costs of goods sold attributable to disposal group, including, but not limited to, discontinued operation.

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Amount of operating expense attributable to disposal group, including, but not limited to, discontinued operation.

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Amount of other expense attributable to disposal group, including, but not limited to, discontinued operation.

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Amount of revenue attributable to disposal group, including, but not limited to, discontinued operation.

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Amount after tax of income (loss) from a discontinued operation including the portion attributable to the noncontrolling interest. Includes, but is not limited to, the income (loss) from operations during the phase-out period, gain (loss) on disposal, gain (loss) for reversal of write-down (write-down) to fair value, less cost to sell, and adjustments to a prior period gain (loss) on disposal.

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