Investments (Tables)

6 Months Ended

Jul. 02, 2011

Investments [Abstract]

Table

The following is a summary of the Company's available-for-sale securities as of July 2, 2011:

(in millions)	Amortized cost		Gross unrealized gains		Gross unrealized losses			Fair value (net carrying amount)
Agency Bonds	$	76.0	$	-	$	-		$	76.0
Corporate Bonds		53.6		-		(0.1	)		53.5
Commercial Paper		19.5		-		-			19.5
U.S. Treasury Bills		0.8		-		-			0.8
Total available-for-sale securities	$	149.9	$	-	$	(0.1	)	$	149.8

The following is a summary of the Company's available-for-sale securities as of December 31, 2010:

(in millions)	Amortized cost		Gross unrealized gains		Gross unrealized losses			Fair value (net carrying amount)
Corporate Bonds	$	44.5	$	-	$	(0.1	)	$	44.4
Agency Bonds		31.0		-		-			31.0
Commercial Paper		29.5		-		-			29.5
U.S. Treasury Bills		0.8		-		-			0.8
Total available-for-sale securities	$	105.8	$	-	$	(0.1	)	$	105.7

The net carrying value and estimated fair value of debt securities at July 2, 2011, by contractual maturity, are shown below:

(in millions)	Amortized cost		Fair value (net carrying amount)
Available-for-sale debt securities:
Due in one year or less	$	78.9	$	78.8
Due after one year through two years		71.0		71.0
Total available-for-sale debt securities	$	149.9	$	149.8

The net carrying value and estimated fair value of debt securities at December 31, 2010, by contractual maturity, are shown below:

(in millions)	Amortized cost		Fair value (net carrying amount)
Available-for-sale debt securities:
Due in one year or less	$	84.8	$	84.7
Due after one year through two years		21.0		21.0
Total available-for-sale debt securities	$	105.8	$	105.7