Investments

Investments in debt and equity securities are held by certain insurance subsidiaries and are reported at fair value as other assets in the accompanying consolidated balance sheets. All investments are classified as available-for-sale and include the following:



	February 3, 2018							January 28, 2017
(in millions)	Cost		Unrealized Gain (Loss)			Fair Value		Cost		Unrealized Gain (Loss)			Fair Value
US Treasury securities	$	8.3	$	(0.8	)	$	7.5	$	8.8	$	(0.7	)	$	8.1
US government agency securities	5.3		(0.2		)	5.1		4.6		(0.2		)	4.4
Corporate bonds and notes	11.0		(0.2		)	10.8		11.0		(0.1		)	10.9
Corporate equity securities	3.5		1.0			4.5		3.5		0.3			3.8
Total investments	$	28.1	$	(0.2	)	$	27.9	$	27.9	$	(0.7	)	$	27.2

Realized gains and losses on investments are determined on the specific identification basis. There were no material net realized gains or losses during Fiscal 2018 and Fiscal 2017. Investments with a carrying value of $6.8 million and $6.6 million were on deposit with various state insurance departments at February 3, 2018 and January 28, 2017, respectively, as required by law.

Investments in debt securities outstanding as of February 3, 2018 mature as follows:



(in millions)	Cost		Fair Value
Less than one year	$	2.9	$	2.3
Year two through year five	16.9		16.4
Year six through year ten	4.8		4.7
Total investment in debt securities	$	24.6	$	23.4