Defined Benefit Plans (Tables)

6 Months Ended

Jul. 29, 2017

Defined Benefit Pension Plans and Defined Benefit Postretirement Plans Disclosure [Abstract]

Components of net periodic defined benefit pension cost related to the Company's defined benefit plans

The components of net periodic defined benefit pension cost for the three and six months ended July 29, 2017 and July 30, 2016 related to the Company’s defined benefit plans are as follows (in thousands):



	Three Months Ended July 29, 2017
	SERP		Swiss Pension Plan			Total
Service cost	$	—	$	469		$	469
Interest cost	460		20			480
Expected return on plan assets	—		(46		)	(46		)
Net amortization of unrecognized prior service credit	—		(6		)	(6		)
Net amortization of actuarial losses	38		73			111
Net periodic defined benefit pension cost	$	498	$	510		$	1,008



	Six Months Ended July 29, 2017
	SERP		Swiss Pension Plan			Total
Service cost	$	—	$	960		$	960
Interest cost	921		42			963
Expected return on plan assets	—		(95		)	(95		)
Net amortization of unrecognized prior service credit	—		(13		)	(13		)
Net amortization of actuarial losses	76		152			228
Net periodic defined benefit pension cost	$	997	$	1,046		$	2,043



	Three Months Ended July 30, 2016
	SERP		Swiss Pension Plan			Total
Service cost	$	—	$	392		$	392
Interest cost	460		22			482
Expected return on plan assets	—		(47		)	(47		)
Net amortization of unrecognized prior service credit	—		(7		)	(7		)
Net amortization of actuarial losses	38		47			85
Net periodic defined benefit pension cost	$	498	$	407		$	905



	Six Months Ended July 30, 2016
	SERP		Swiss Pension Plan			Total
Service cost	$	—	$	771		$	771
Interest cost	920		44			964
Expected return on plan assets	—		(93		)	(93		)
Net amortization of unrecognized prior service credit	—		(14		)	(14		)
Net amortization of actuarial losses	77		94			171
Net periodic defined benefit pension cost	$	997	$	802		$	1,799