Investments (Tables)

12 Months Ended

Jan. 29, 2022

Investments, Debt and Equity Securities [Abstract]

Schedule of available-for-sale debt securities

All investments are classified as available-for-sale and include the following:

	January 29, 2022						January 30, 2021
(in millions)	Cost		Unrealized Gain (Loss)		Fair Value		Cost		Unrealized Gain (Loss)		Fair Value
US Treasury securities	$	4.5	$	—	$	4.5	$	5.6	$	0.1	$	5.7
US government agency securities	2.0		—		2.0		3.1		0.1		3.2
Corporate bonds and notes	5.6		0.2		5.8		6.2		0.3		6.5
Total investments	$	12.1	$	0.2	$	12.3	$	14.9	$	0.5	$	15.4

Investments in debt securities outstanding as of January 29, 2022 mature as follows:

(in millions)	Cost		Fair Value
Less than one year	$	4.1	$	4.2
Year two through year five	7.0		7.1
Year six through year ten	1.0		1.0
Total investment in debt securities	$	12.1	$	12.3