Other comprehensive income (loss) (Tables)

3 Months Ended

Mar. 31, 2023

Equity [Abstract]

Schedule of changes in other comprehensive income (loss)

Changes in the balances of each component of other comprehensive income (loss) and the related tax effects are as follows:

	Three Months Ended   March 31, 2023			Three Months Ended   March 31, 2022
	Before-Tax Amount	Tax Expense (Benefit)	Net-of-Tax Amount	Before-Tax Amount	Tax Expense (Benefit)	Net-of-Tax Amount
	($000 omitted)
Net unrealized gains and losses on investments:
Change in net unrealized gains and losses on investments	8,376	1,759	6,617	(25,188)	(5,290)	(19,898)
Reclassification adjustments for realized gains and losses on investments	116	24	92	(234)	(49)	(185)
	8,492	1,783	6,709	(25,422)	(5,339)	(20,083)
Foreign currency translation adjustments	710	112	598	976	356	620
Other comprehensive income (loss)	9,202	1,895	7,307	(24,446)	(4,983)	(19,463)