Pension and retirement plans (Tables)

6 Months Ended

Jan. 01, 2022

Pension and retirement plan

Components of net periodic pension costs

	Second Quarters Ended				Six Months Ended
	January 1,		January 2,		January 1,		January 2,
	2022		2021		2022		2021
	(Thousands)
Service cost	$	3,751	$	3,937	$	7,503	$	7,875
Total net periodic pension cost within selling, general and administrative expenses		3,751		3,937		7,503		7,875
Interest cost		3,947		3,976		7,894		7,952
Expected return on plan assets		(12,284)		(12,420)		(24,568)		(24,840)
Amortization of prior service cost		1		76		2		151
Recognized net actuarial loss		4,086		5,151		8,172		10,302
Total net periodic pension benefit within other expense, net		(4,250)		(3,217)		(8,500)		(6,435)
Net periodic pension (benefit) cost	$	(499)	$	720	$	(997)	$	1,440