Accumulated Other Comprehensive Income (Loss) (Tables)

9 Months Ended

Sep. 26, 2025

Equity [Abstract]

Summary of Accumulated Other Comprehensive (Loss)

Following is a summary of AOCI(L) for the third quarter of 2025 and the third quarter of 2024:

			Gains (Losses) During the Period				Reclassification to Income
(in thousands)	June 27, 2025		Pre-tax Activity		Tax Effect		Pre-tax Activity		Tax Effect		September 26, 2025
Net pension activity:
Actuarial gain	$	4,406	$	—	$	—	$	(9)	$	3	$	4,400
Prior service costs	(79)		—		—		4		(1)		(76)
Net postretirement benefits activity:
Actuarial gain	2,960		—		—		—		—		2,960
Prior service costs	(624)		—		—		—		—		(624)
Unrealized (loss) gain on short-term investments	(15)		71		(17)		12		(3)		48
Reclassification of stranded tax effects	(4,809)		—		—		—		—		(4,809)
Total AOCI(L)	$	1,839	$	71	$	(17)	$	7	$	(1)	$	1,899

			Gains (Losses) During the Period				Reclassification to Income
(in thousands)	June 28, 2024		Pre-tax Activity		Tax Effect		Pre-tax Activity		Tax Effect		September 27, 2024
Net pension activity:
Actuarial gain	$	533	$	—	$	—	$	—	$	—	$	533
Prior service costs	(91)		—		—		4		(1)		(88)
Net postretirement benefits activity:
Actuarial gain	761		—		—		26		(6)		781
Prior service costs	(624)		—		—		—		—		(624)
Unrealized (loss) gain on short-term investments	(173)		566		(138)		—		—		255
Reclassification of stranded tax effects	(4,809)		—		—		—		—		(4,809)
Total AOCI(L)	$	(4,403)	$	566	$	(138)	$	30	$	(7)	$	(3,952)

Following is a summary of AOCI(L) for the first nine months of 2025 and the first nine months of 2024:

			Gains (Losses) During the Period				Reclassification to Income
(in thousands)	December 31, 2024		Pre-tax Activity		Tax Effect		Pre-tax Activity		Tax Effect		September 26, 2025
Net pension activity:
Actuarial gain	$	4,418	$	—	$	—	$	(27)	$	9	$	4,400
Prior service costs	(85)		—		—		12		(3)		(76)
Net postretirement benefits activity:											—
Actuarial gain	2,960		—		—		—		—		2,960
Prior service costs	(624)		—		—		—		—		(624)
Unrealized gain on short-term investments	25		20		(6)		12		(3)		48
Reclassification of stranded tax effects	(4,809)		—		—		—		—		(4,809)
Total AOCI(L)	$	1,885	$	20	$	(6)	$	(3)	$	3	$	1,899

			Gains (Losses) During the Period				Reclassification to Income
(in thousands)	December 31, 2023		Pre-tax Activity		Tax Effect		Pre-tax Activity		Tax Effect		September 27, 2024
Net pension activity:
Actuarial gain	$	533	$	—	$	—	$	—	$	—	$	533
Prior service costs	(97)		—		—		12		(3)		(88)
Net postretirement benefits activity:
Actuarial gain	721		—		—		78		(18)		781
Prior service costs	(624)		—		—		—		—		(624)
Unrealized gain on short-term investments	—		338		(83)		—		—		255
Reclassification of stranded tax effects	(4,809)		—		—		—		—		(4,809)
Total AOCI(L)	$	(4,276)	$	338	$	(83)	$	90	$	(21)	$	(3,952)