Segment Reporting (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Segment Reporting Information [Line Items]
Total other underwriting and operating expenses net	$ 50,354	$ 52,675	$ 101,760	$ 111,693
Mortgage Insurance Segment
Segment Reporting Information [Line Items]
Employee costs	36,351	38,478	73,311	82,203
Outside services	8,713	9,374	16,524	17,443
Premium taxes	5,237	5,269	10,647	10,598
Depreciation expense	941	1,144	1,884	2,284
All other underwriting and operating	(888)	(1,590)	(606)	(835)
Total other underwriting and operating expenses net	$ 50,354	$ 52,675	$ 101,760	$ 111,693