Convertible Debentures and Revolving Credit Facility (Tables)

6 Months Ended

Sep. 29, 2012

2.625% Senior Convertible Debentures [Member]

Debt Instrument [Line Items]

Carrying values of liability and equity components of debentures

The carrying values of the liability and equity components of the 2.625% Debentures are reflected in the Company’s condensed consolidated balance sheets as follows:

(In thousands)	September 29, 2012			March 31, 2012
Liability component:
Principal amount of the 2.625% Debentures	$	600,000		$	600,000
Unamortized discount of liability component	(72,539		)	(80,311		)
Hedge accounting adjustment – sale of interest rate swap	20,962			23,208
Net carrying value of the 2.625% Debentures	$	548,423		$	542,897
Equity component – net carrying value	$	105,620		$	105,620

Interest expense related to debentures

Interest expense related to the 2.625% Debentures was included in interest and other expense, net on the condensed consolidated statements of income as follows:

	Three Months Ended				Six Months Ended
(In thousands)	September 29, 2012		October 1, 2011		September 29, 2012		October 1, 2011
Contractual coupon interest	$	3,938	$	3,938	$	7,875	$	7,875
Amortization of debt issuance costs	362		362		724		724
Amortization of debt discount, net	2,763		2,763		5,526		5,526
Total interest expense related to the 2.625% Debentures	$	7,063	$	7,063	$	14,125	$	14,125

3.125% Junior Convertible Debentures [Member]

Debt Instrument [Line Items]

Carrying values of liability and equity components of debentures

The carrying values of the liability and equity components of the 3.125% Debentures are reflected in the Company’s condensed consolidated balance sheets as follows:

(In thousands)	September 29, 2012			March 31, 2012
Liability component:
Principal amount of the 3.125% Debentures	$	689,635		$	689,635
Unamortized discount of liability component	(323,077		)	(325,448		)
Unamortized discount of embedded derivative from date of issuance	(1,417		)	(1,446		)
Carrying value of liability component – 3.125% Debentures	365,141			362,741
Carrying value of embedded derivative component	1,545			931
Net carrying value of the 3.125% Debentures	$	366,686		$	363,672
Equity component – net carrying value	$	229,513		$	229,513

Interest expense related to debentures

Interest expense related to the 3.125% Debentures was included in interest and other expense, net on the condensed consolidated statements of income and was recognized as follows:

	Three Months Ended				Six Months Ended
(In thousands)	September 29, 2012		October 1, 2011		September 29, 2012		October 1, 2011
Contractual coupon interest	$	5,388	$	5,388	$	10,776	$	10,776
Amortization of debt issuance costs	55		55		112		112
Amortization of embedded derivative	14		14		29		29
Amortization of debt discount	1,196		1,113		2,371		2,206
Fair value adjustment of embedded derivative	—		1,434		614		1,062
Total interest expense related to the 3.125% Debentures	$	6,653	$	8,004	$	13,902	$	14,185