Pension and retirement plans (Tables)

6 Months Ended

Jan. 02, 2021

Pension and retirement plan

Components of net periodic pension costs

	Second Quarters Ended				Six Months Ended
	January 2,		December 28,		January 2,		December 28,
	2021		2019		2021		2019
	(Thousands)
Service cost	$	3,937	$	3,786	$	7,875	$	7,572
Total net periodic pension cost within selling, general and administrative expenses		3,937		3,786		7,875		7,572
Interest cost		3,976		5,638		7,952		11,276
Expected return on plan assets		(12,420)		(12,667)		(24,840)		(25,335)
Amortization of prior service cost		76		535		151		1,069
Recognized net actuarial loss		5,151		3,677		10,302		7,314
Total net periodic pension benefit within other (expense) income, net		(3,217)		(2,817)		(6,435)		(5,676)
Net periodic pension cost	$	720	$	969	$	1,440	$	1,896