Segment Reporting (Details) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2025	Mar. 31, 2024
Segment Reporting Information [Line Items]
Total other underwriting and operating expenses net	$ 51,406	$ 59,018
Mortgage Insurance Segment
Segment Reporting Information [Line Items]
Employee costs	36,960	43,725
Outside services	7,811	8,069
Premium taxes	5,410	5,329
Depreciation expense	943	1,140
All other underwriting and operating	282	755
Total other underwriting and operating expenses net	$ 51,406	$ 59,018

Insurance Premium, Tax Expense

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- Definition

Outside Services Expense

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- Definition

Amount of expense for salary, wage, profit sharing; incentive and equity-based compensation; and other employee benefit. Other employee benefit expense includes, but is not limited to, service component of net periodic benefit cost for defined benefit plan. Excludes compensation cost in cost of good and service sold.

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- Definition

The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation.

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Costs incurred during the period, such as those relating to general administration and policy maintenance that do not vary with and are not primarily related to the acquisition or renewal of insurance contracts.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Amount of other expense (income) and loss (gain) calculated as difference between segment revenue and separately disclosed expense category to arrive at segment profit (loss).

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