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Schedule of Investment Income (Detail) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Schedule Of Available For Sale Securities [Line Items]
Investment income	$ 12,380	$ 7,196
Investment expense	(372)	(604)
Net investment income	12,008	6,592
Fixed Income Securities
Schedule Of Available For Sale Securities [Line Items]
Investment income	11,460	6,404
Equity Securities
Schedule Of Available For Sale Securities [Line Items]
Investment income	190	334
Cash and Cash Equivalents
Schedule Of Available For Sale Securities [Line Items]
Investment income	263	32
Other Invested Assets
Schedule Of Available For Sale Securities [Line Items]
Investment income	$ 467	$ 426

X

- Definition

Amount before accretion (amortization) of purchase discount (premium) of interest income and dividend income on nonoperating securities.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 220
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.7(a),(b))
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Amount, after investment expense, of income earned from investments in securities and real estate. Includes, but is not limited to, real estate investment, policy loans, dividends, and interest. Excludes realized gain (loss) on investments.

+ References

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