Segment Information - Summary of Segment Assets Reconciled to Consolidated Balance Sheet (Detail) - USD ($) $ in Thousands	Jun. 30, 2022	Dec. 31, 2021
Segment Reporting Information [Line Items]
Total assets	$ 1,280,703	$ 1,176,857
Consolidation, Eliminations [Member]
Segment Reporting Information [Line Items]
Total assets	(90,898)	(62,252)
HCPCI Insurance Operations [Member] | Operating Segments [Member]
Segment Reporting Information [Line Items]
Total assets	635,564	676,509
Real Estate Operations [Member] | Operating Segments [Member]
Segment Reporting Information [Line Items]
Total assets	127,953	127,651
Corporate and Other [Member] | Operating Segments [Member]
Segment Reporting Information [Line Items]
Total assets	176,474	65,349
TypTap [Member] | Operating Segments [Member]
Segment Reporting Information [Line Items]
Total assets	$ 431,610	$ 369,600