Convertible Debentures and Revolving Credit Facility (Tables)

3 Months Ended

Jun. 30, 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)	June 30, 2012			March 31, 2012
Liability component:
Principal amount of the 2.625% Debentures	$	600,000		$	600,000
Unamortized discount of liability component	(76,425		)	(80,311		)
Hedge accounting adjustment – sale of interest rate swap	22,085			23,208
Net carrying value of the 2.625% Debentures	$	545,660		$	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
(In thousands)	June 30, 2012		July 2, 2011
Contractual coupon interest	$	3,938	$	3,938
Amortization of debt issuance costs	362		362
Amortization of debt discount, net	2,763		2,763
Total interest expense related to the 2.625% Debentures	$	7,063	$	7,063

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)	June 30, 2012			March 31, 2012
Liability component:
Principal amount of the 3.125% Debentures	$	689,635		$	689,635
Unamortized discount of liability component	(324,273		)	(325,448		)
Unamortized discount of embedded derivative from date of issuance	(1,431		)	(1,446		)
Carrying value of liability component – 3.125% Debentures	363,931			362,741
Carrying value of embedded derivative component	1,545			931
Net carrying value of the 3.125% Debentures	$	365,476		$	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
(In thousands)	June 30, 2012		July 2, 2011
Contractual coupon interest	$	5,388	$	5,388
Amortization of debt issuance costs	56		56
Amortization of embedded derivative	15		15
Amortization of debt discount	1,175		1,093
Fair value adjustment of embedded derivative	614		(373		)
Total interest expense related to the 3.125% Debentures	$	7,248	$	6,179