Nature of Operations - Additional Information (Detail) $ in Thousands	3 Months Ended	6 Months Ended
	Jun. 30, 2024 InsurancePolicy	Jun. 30, 2024 USD ($) InsurancePolicy
Nature Of Operations [Line Items]
Assumed Policies	81	81
Annualized Premiums Written | $		$ 120,100
TTIG [Member] | Citizens [Member]
Nature Of Operations [Line Items]
Assumed Policies	300
CORE [Member] | Citizens [Member]
Nature Of Operations [Line Items]
Assumed Policies		10,100