Fair Value Measurements (Tables)

3 Months Ended

Jul. 28, 2018

Fair Value Measurements

Fair value hierarchy for assets and liabilities measured at fair value on a recurring basis

At July 28, 2018

	Fair Value Measurements
(Unaudited, amounts in thousands)	Level 1		Level 2		Level 3
Assets
Marketable securities	$	1,180	$	34,544	$	—
Held-to-maturity investments	3,038		—		—
Cost basis investments	—		—		10,954
Total assets	$	4,218	$	34,544	$	10,954
Liabilities
Contingent consideration liability	$	—	$	—	$	328

At April 28, 2018

	Fair Value Measurements
(Unaudited, amounts in thousands)	Level 1		Level 2		Level 3
Assets
Marketable securities	$	1,141	$	37,173	$	—
Held-to-maturity investments	3,340		—		—
Cost basis investment	—		—		10,954
Total assets	$	4,481	$	37,173	$	10,954
Liabilities
Contingent consideration liability	$	—	$	—	$	344

Reconciliation of Level 3 liabilities recorded at fair value using significant unobservable inputs

(Unaudited, amounts in thousands)	Level 3
Liabilities
Balance at April 28, 2018	$	344
Translation adjustment	(16		)
Balance at July 28, 2018	$	328