Accumulated Other Comprehensive Loss (Table Text Block)

3 Months Ended

Jun. 30, 2024

Table Text Block Supplement [Abstract]

Summary of Accumulated Other Comprehensive Income (Loss) Components, Net of Tax

AOCI:

	Foreign Currency Translation			Unrealized Net Gains (Losses) on Investments and Impact of LFPB Discount Rates (a)			Fair Value of Cash Flow Hedges			Postretirement Benefit Obligation Net Loss		Accumulated Other Comprehensive Loss
	(Unaudited)
	(In thousands)
Balance as of March 31, 2024	$	(53,707	)	$	(176,883	)	$	6,330		$	1,044	$	(223,216	)
Foreign currency translation		(204	)		—			—			—		(204	)
Unrealized net loss on investments and impact of LFBP discount rates		—			(5,413	)		—			—		(5,413	)
Change in fair value of cash flow hedges		—			—			(1,905	)		—		(1,905	)
Amounts reclassified into earnings on hedging activities		—			—			(1,075	)		—		(1,075	)
Other comprehensive income (loss)		(204	)		(5,413	)		(2,980	)		—		(8,597	)
Balance as of June 30, 2024	$	(53,911	)	$	(182,296	)	$	3,350		$	1,044	$	(231,813	)

	Foreign Currency Translation			Unrealized Net Gains (Losses) on Investments and Impact of LFPB Discount Rates (a)			Fair Value of Cash Flow Hedges			Postretirement Benefit Obligation Net Loss			Accumulated Other Comprehensive Loss
	(Unaudited)
	(In thousands)
Balance as of March 31, 2023	$	(56,539	)	$	(232,740	)	$	4,007		$	(351	)	$	(285,623	)
Foreign currency translation		469			—			—			—			469
Unrealized net gain on investments and impact of LFBP discount rates		—			20,344			—			—			20,344
Change in fair value of cash flow hedges		—			—			3,842			—			3,842
Amounts reclassified into earnings on hedging activities		—			—			(868	)		—			(868	)
Other comprehensive income (loss)		469			20,344			2,974			—			23,787
Balance as of June 30, 2023	$	(56,070	)	$	(212,396	)	$	6,981		$	(351	)	$	(261,836	)

(a) Liability for future policy benefits