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Insurance Operations - Beginning and Ending Balances and Changes in DPAC, Net of DRCC (Detail) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Deferred Policy Acquisition Costs [Roll Forward]
DPAC, beginning of period	$ 106,632	$ 97,893	$ 109,985	$ 103,654
Capitalized Costs	66,544	60,893	117,396	106,887
Amortization of DPAC	(56,032)	(51,739)	(110,237)	(103,494)
DPAC, end of period	$ 117,144	$ 107,047	$ 117,144	$ 107,047

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- Definition

Amount of amortization expense (reversal of expense) for deferred policy acquisition costs.

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