Employee benefit plans (Tables)

12 Months Ended

Mar. 28, 2020

Employee benefit plans

Schedule of reconciliation of the changes in the defined benefit obligations, a statement of funded status, and the related weighted-average assumptions

	March 28,			March 30,
	2020			2019
Change in benefit obligation:
Projected benefit obligation, beginning of year	$	4,862		$	4,900
Service cost		46			51
Interest cost		119			141
Benefits paid		(145)			(85)
Actuarial loss		1,240			364
Exchange rate gain		(345)			(509)
Projected benefit obligation, end of year		5,777			4,862
Fair value of plan assets, end of year		—			—
Underfunded status, end of year	$	(5,777)		$	(4,862)
Discount rate		1.3	%		2.6	%
Rate of pay increases		3.0	%		3.0	%

Schedule of components of net periodic benefit cost

	Fiscal Year Ended
	March 28,		March 30,		March 31,
	2020		2019		2018
Components of net periodic benefit cost:
Defined benefit plans:
Service cost	$	46	$	51	$	37
Interest cost		119		141		143
Amortization of unrecognized net loss		73		68		63
Net periodic benefit cost for defined benefit plan		238		260		243
Defined contribution plans		1,661		2,078		2,237
Total net periodic benefit cost	$	1,899	$	2,338	$	2,480