Fair Value of Financial Instruments (Tables)

12 Months Ended

Mar. 25, 2017

Fair Value of Financial Instruments [Abstract]

Schedule of Fair Value of Financial Assets and Liabilities

	Quoted Prices
	in Active		Significant
	Markets for		Other		Significant
	Identical		Observable		Unobservable
	Assets		Inputs		Inputs
	Level 1		Level 2		Level 3		Total
Assets:
Cash equivalents
Money market funds	$	313,982	$	-	$	-	$	313,982
Available-for-sale securities
Corporate debt securities	$	-	$	33,330	$	-	$	33,330
Commercial paper		-		66,483		-		66,483
	$	-	$	99,813	$	-	$	99,813
Liabilities:
Other accrued liabilities
Contingent consideration - short-term	$	-	$	-	$	4,695	$	4,695

The following summarizes the fair value of our financial instruments at March 26, 2016 (in thousands):

	Quoted Prices
	in Active		Significant
	Markets for		Other		Significant
	Identical		Observable		Unobservable
	Assets		Inputs		Inputs
	Level 1		Level 2		Level 3		Total
Cash equivalents
Money market funds	$	79,256	$	-	$	-	$	79,256
Available-for-sale securities
Corporate debt securities	$	-	$	81,213	$	-	$	81,213
Liabilities:
Other accrued liabilities
Contingent consideration - short-term	$	-	$	-	$	4,709	$	4,709
Other long-term liabilities
Contingent consideration - long-term	$	-	$	-	$	4,359	$	4,359

Schedule of Fair Value of Financial Instruments Contingent Consideration

		Maximum Value if Milestones Achieved (in thousands)	Estimated Discount Rate (%)		Fair Value (in thousands)
Tranche A - 18 month earn out period	$	5,000	7.0	$	-
Tranche B - 30 month earn out period		5,000	7.7		4,695
	$	10,000		$	4,695

Schedule of Fair Value of Contingent Consideration Rollforward

	Fiscal year ended
	March 25,
	2017
	(in thousands)
Beginning balance	$	9,068
Adjustment to estimates (research and development expense)		(3,579)
Payout of Tranche A contingent consideration		(1,213)
Fair value charge recognized in earnings (research and development expense)		419
Ending balance	$	4,695