Fair Value Measurements (Tables)

9 Months Ended

Oct. 29, 2016

Fair Value Disclosures [Abstract]

Financial assets measured at fair value on a recurring basis

The Company’s financial assets measured at fair value on a recurring basis are as follows:

	Fair Value Measurements at Reporting Date Using
	Quoted Prices in Active Markets for Identical Assets		Significant Observable Inputs		Significant Unobservable Inputs
October 29, 2016	(Level 1)		(Level 2)		(Level 3)		Total
Available-for-sale securities:
Auction-rate securities	$	—	$	183	$	2,984	$	3,167
Trading securities (including mutual funds)	12,571		—		—		12,571
Totals	$	12,571	$	183	$	2,984	$	15,738

	Fair Value Measurements at Reporting Date Using
	Quoted Prices in Active Markets for Identical Assets		Significant Observable Inputs		Significant Unobservable Inputs
January 30, 2016	(Level 1)		(Level 2)		(Level 3)		Total
Available-for-sale securities:
Auction-rate securities	$	—	$	185	$	7,265	$	7,450
Trading securities (including mutual funds)	12,849		—		—		12,849
Totals	$	12,849	$	185	$	7,265	$	20,299

Financial assets measured at fair value on a recurring basis, unobservable input reconciliation

Changes in the fair value of the Company’s financial assets measured at fair value on a recurring basis are as follows:

	Thirty-Nine Weeks Ended October 29, 2016
	Fair Value Measurements Using Significant Unobservable Inputs (Level 3)
	Available-for-Sale Securities			Trading Securities
	Auction-rate Securities			Mutual Funds		Total
Balance, beginning of year	$	7,265		$	—	$	7,265
Total gains and losses:
Included in net income	(45		)	—		(45		)
Included in other comprehensive income	244			—		244
Purchases, Issuances, Sales, and Settlements:
Sales	(4,480		)	—		(4,480		)
Balance, end of quarter	$	2,984		$	—	$	2,984

	Thirty-Nine Weeks Ended October 31, 2015
	Fair Value Measurements Using Significant Unobservable Inputs (Level 3)
	Available-for-Sale Securities			Trading Securities
	Auction-rate Securities			Mutual Funds		Total
Balance, beginning of year	$	7,186		$	—	$	7,186
Total gains and losses:
Included in other comprehensive income	7			—		7
Purchases, Issuances, Sales, and Settlements:
Sales	(75		)	—		(75		)
Balance, end of quarter	$	7,118		$	—	$	7,118